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|
Henry W. Coe State Park
Santa Clara County |
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| Pine Ridge Association (2009-09-08) | ||||||
| 855 PLANTS |
|
Acanthomintha lanceolata Santa clara thorn mint
• rare native
Annual herb 
2019 David Greenberger
2022 Mike Russler
2020 Joey Santore
|
|
Acer macrophyllum Big leaf maple, Bigleaf maple
native
Tree 
2016 Steve Matson
2018 Steve Matson
2018 Steve Matson
|
|
Achillea millefolium Common yarrow
native
Perennial herb 
2022 Andy Ford
2020 Bob Sweatt
2018 Gary McDonald
|
|
Achyrachaena mollis Blow-Wives
native
Annual herb 
2015 Diane Etchison
2022 Mike Russler
2022 Mike Russler
|
|
Adenostoma fasciculatum Chamise
native
Tree, Shrub 
2019 Steve Matson
2019 Steve Matson
2019 Steve Matson
|
|
Adiantum capillus-veneris Venus hair
native
Fern 
2020 Ron Vanderhoff
2020 Ron Vanderhoff
2020 Ron Vanderhoff
|
|
Adiantum jordanii Adiantum, maiden hair fern
native
Fern 
2022 BOB CASE
2019 Ron Vanderhoff
2023 Mike Russler
|
|
Aesculus californica Buckeye, California buckeye, California horse chestnut
native
Tree 
2011 Steve Matson
2011 Steve Matson
2019 Verna Jigour
|
|
Agoseris grandiflora Bigflower agoseris, California dandelion, Giant mountain dandelion
native
Perennial herb 
2014 Steve Matson
2014 Steve Matson
2014 Steve Matson
|
|
Agoseris heterophylla Annual agoseris, Annual mountain dandelion
native
Annual herb 
2020 Bob Sweatt
2021 Lisa Berry
2020 Bob Sweatt
|
|
Agrostis microphylla Little leaf bentgrass, Small leaf bentgrass, Small leaved bentgrass
native
Annual grass 
2023 John Rawlings
2023 John Rawlings
2023 John Rawlings
|
|
Agrostis semiverticillata Water beard grass
non-native
Perennial grass 
2022 Ron Vanderhoff
2021 Ron Vanderhoff
2019 Friends of Five Creeks volunteers
|
|
Agrostis viridis Water beard grass
non-native
Perennial grass
2022 Ron Vanderhoff
2021 Ron Vanderhoff
2019 Friends of Five Creeks volunteers
|
|
Aira caryophyllea Shiver grass, Silver hairgrass, Silvery hairgrass
• invasive non-native
Annual grass 
2005 Steve Matson
2005 Steve Matson
2005 Steve Matson
|
|
Alcea rosea Holly hock, Hollyhock
non-native
Perennial herb 
2017 Ron Vanderhoff
2017 Ron Vanderhoff
2021 Ron Vanderhoff
|
|
Alchemilla occidentalis Western lady's mantle
native
Annual, Perennial herb 
2019 Ron Vanderhoff
2017 Ron Vanderhoff
2023 R.A. Chasey
|
|
Alisma plantago-aquatica Northern water plantain
native
Perennial herb (aquatic) 
2023 Ken-ichi Ueda
2022 R.A. Chasey
2019 Gena Bentall
|
|
Alisma triviale Northern water plantain
native
Perennial herb (aquatic)
2023 Ken-ichi Ueda
2022 R.A. Chasey
2019 Gena Bentall
|
|
Allium amplectens Narrow leaved onion, Narrowleaf onion
native
Perennial herb (bulb) 
2016 Steve Matson
2016 Steve Matson
2016 Steve Matson
|
|
Allium cratericola Cascade onion
native
Perennial herb (bulb) 
2016 BOB CASE
2022 Cynthia Powell
2017 David Greenberger
|
|
Allium falcifolium Scytheleaf onion, Sickle leaf onion
native
Perennial herb (bulb) 
2011 Steve Matson
2022 Steve Matson
2011 Steve Matson
|
|
Allium fimbriatum Fringed onion, Wild onion
native
Perennial herb (bulb) 
2008 Keir Morse
2023 Bob Steele
2008 Keir Morse
|
|
Allium fimbriatum var. diabolense Diablo onion, Serpentine onion
native
Perennial herb (bulb) 
2020 David Greenberger
2021 Mike Russler
2021 Mike Russler
|
|
Allium peninsulare Mexicali onion
native
Perennial herb (bulb) 
2022 Rhonda Allen
2019 Diane Etchison
2019 Diane Etchison
|
|
Allium serra Jeweled onion
native
Perennial herb (bulb) 
2022 Linnea vonAhn
2019 Matt Berger
2019 Matt Berger
|
|
Allium serratum Jeweled onion
native
Perennial herb (bulb)
2022 Linnea vonAhn
2019 Matt Berger
2019 Matt Berger
|
|
Allium unifolium One leaf onion, Oneleaf onion
native
Perennial herb (bulb) 
2021 Doug Allshouse
2020 stephen rosenthal
2023 Mary Ann Machi
|
|
Allophyllum gilioides ssp. gilioides Dense false gilia, Dense false gilyflower
native
Annual herb 
2019 Matt Berger
2021 Helen Hancock
2019 Matt Berger
|
|
Althaea rosea Holly hock, Hollyhock
non-native
Perennial herb
2017 Ron Vanderhoff
2017 Ron Vanderhoff
2021 Ron Vanderhoff
|
|
Amaranthus albus Pigweed amaranth, Tumbleweed
non-native
Annual herb 
2014 Steve Matson
2014 Steve Matson
2018 Ron Vanderhoff
|
|
Amaranthus californicus California amaranth, California pigweed
native
Annual herb 
2016 Gerald Carr
2016 Gerald Carr
2014 jim richards
|
|
Amelanchier pallida Pale serviceberry, Pallid serviceberry, Sarvis
native
Shrub 
2011 John Doyen
2011 John Doyen
2010 Margo Bors
|
|
Amelanchier utahensis Pale leaved serviceberry, Service berry, Utah service berry
native
Shrub 
2022 R.A. Chasey
2021 Robert Steers
2022 R.A. Chasey
|
|
Amsinckia intermedia Common fiddleneck
native
Annual herb 
2020 Matt Berger
2019 Ron Vanderhoff
2021 David popp
|
|
Anagallis arvensis Scarlet pimpernel
non-native
Annual herb 
2017 B.J. Dion
2022 Chris McDonald
2023 Ron Vanderhoff
|
|
Ancistrocarphus filagineus False neststraw, Woolly fishhooks
native
Annual herb 
2020 Matt Berger
2019 Gerald Carr
2021 Jacob Smith
|
|
Angelica tomentosa Woolly angelica
native
Perennial herb 
2022 Donald Burk
2022 Donald Burk
2017 MCOSD EDRR
|
|
Anthemis cotula Dog fennel, Mayweed, dog fennel, Stinking chamomile
• invasive non-native
Annual herb 
2017 Diane Etchison
2019 Nathan Taxel
2019 Dave Beller
|
|
Anthriscus caucalis Bur chervil
non-native
Annual herb, Vine 
2017 Diane Etchison
2013 Toni Corelli
2020 Jennifer Mo
|
|
Anthriscus neglecta var. scandix Bur chervil
non-native
Annual herb, Vine
2017 Diane Etchison
2013 Toni Corelli
2020 Jennifer Mo
|
|
Antirrhinum kelloggii Climbing snapdragon, Kellogg's snapdragon, Lax snapdragon
native
Annual herb 
2020 Ron Vanderhoff
2019 David Greenberger
2019 Ron Vanderhoff
|
|
native
Perennial herb 
2018 Michael Mitchell
Geoff Burleigh
2016 Kristin Sabo
|
|
Antirrhinum vexillo-calyculatum Wiry snapdragon
native
Annual herb 
2020 Stacie Wolny
2017 Michelle Bosch
2020 Stacie Wolny
|
|
Aphanes occidentalis Western lady's mantle
native
Annual, Perennial herb
2019 Ron Vanderhoff
2017 Ron Vanderhoff
2023 R.A. Chasey
|
|
Apiastrum angustifolium Mock parsley, Wild celery, Wild parsley
native
Annual herb 
2020 Ron Vanderhoff
2020 Ron Vanderhoff
2020 Ron Vanderhoff
|
|
Apium graveolens Smallage, Garden celery
non-native
Annual, Biennial herb 
2016 Joan Hampton
2019 Nathan Taxel
2016 Joan Hampton
|
|
Apocynum cannabinum Indian hemp, Indianhemp dogbane, HEMP DOGBANE
native
Perennial herb 
2019 Ron Vanderhoff
2015 Ron Vanderhoff
2021 Mike Russler
|
|
Apocynum sibiricum var. salignum Indian hemp, Indianhemp dogbane, HEMP DOGBANE
native
Perennial herb
2019 Ron Vanderhoff
2015 Ron Vanderhoff
2021 Mike Russler
|
|
Aquilegia formosa Crimson columbine, Sitka columbine, Western columbine
native
Perennial herb 
2022 Charles Russell
2019 Diane Etchison
2022 David Strauch
|
|
Aquilegia formosa var. truncata Crimson columbine, Sitka columbine, Western columbine
native
Perennial herb
2022 Charles Russell
2019 Diane Etchison
2022 David Strauch
|
|
Arabis breweri Brewer's rock cress
native
Perennial herb 
2016 Steve Matson
2016 Steve Matson
2016 Steve Matson
|
|
Arabis glabra Tower rockcress
native
Perennial herb 
2021 David Wolfson
2021 Mike Russler
2020 Chico Hiking Association
|
|
Aralia californica California spikenard, Elk's clover, Elkclover
native
Perennial herb 
2022 Julie A. Kierstead
2020 Tri Do
2014 James Gonsman
|
|
Arbutus menziesii Madrono, Pacific madrone
native
Tree 
2021 Cynthia Powell
2021 R.A. Chasey
2021 Hunter Breck
|
|
Arceuthobium campylopodum Golden mistletoe, Pine dwarf mistletoe, Pine mistletoe
native
Perennial herb (parasitic) 
2016 Richard Spjut
2020 Charles Russell
2021 Mikhela Aiken
|
|
Arceuthobium occidentale Golden mistletoe, Pine dwarf mistletoe, Pine mistletoe
native
Perennial herb (parasitic)
2016 Richard Spjut
2020 Charles Russell
2021 Mikhela Aiken
|
|
Arctostaphylos glandulosa Cushing manzanita
native
Shrub 
2019 Susan McDougall
2016 Dana York
2016 Dana York
|
|
Arctostaphylos glauca Big berry manzanita, Bigberry manzanita
native
Tree, Shrub 
2020 Ron Vanderhoff
2018 Ron Vanderhoff
2018 Ron Vanderhoff
|
|
Arctostaphylos manzanita Common manzanita
native
Shrub 
2022 Cynthia Powell
2019 R.A. Chasey
2019 Julie Kierstead Nelson
|
|
Arenaria californica California sandwort, Sandwort
native
Annual herb 
2021 Steve Matson
2021 Steve Matson
2021 Steve Matson
|
|
Arenaria douglasii Douglas' sandwort, Douglas' stitchwort
native
Annual herb 
2020 David Self
2018 James Gonsman
2010 Michael Mitchell
|
|
Aristolochia californica California pipe vine, California pipevine, Dutchman's pipe
native
Vine, Shrub 
2015 Judy and Barry Breckling
2018 John Rusk
2019 Ramona Robison
|
|
Arnica discoidea Rayless arnica
native
Perennial herb 
2020 Ken Hickman
2019 David Magney
2020 Eliezer Margolis
|
|
Arnica discoidea var. alata Rayless arnica
native
Perennial herb
2020 Ken Hickman
2019 David Magney
2020 Eliezer Margolis
|
|
Artemisia californica California sagebrush, Coast sagebrush, Coastal sage brush
native
Shrub 
2018 James Gonsman
2019 Aaron Echols
2018 Ron Vanderhoff
|
|
Artemisia douglasiana California mugwort, Douglas' sagewort
native
Perennial herb 
2022 Ron Vanderhoff
2016 Glen Schneider
2021 Mike Russler
|
|
Artemisia dracunculus Herbaceous sagewort, Pinon wormwood, Tarragon
native
Perennial herb 
2022 Steve Matson
2022 Steve Matson
2022 Steve Matson
|
|
Asclepias californica California milkweed
native
Perennial herb 
2022 Lynn Sweet
2020 Stacie Wolny
2015 Ron Vanderhoff
|
|
Asclepias fascicularis Narrow leaf milkweed
native
Perennial herb 
2018 Ron Vanderhoff
2014 Steve Matson
2019 Ron Vanderhoff
|
|
Asclepias mexicana Narrow leaf milkweed
native
Perennial herb
2018 Ron Vanderhoff
2014 Steve Matson
2019 Ron Vanderhoff
|
|
Aster chilensis California aster, Pacific aster
native
Perennial herb 
2020 Suzanne L. Weakley
2013 Arcangelo Wessells
2018 Stacie Wolny
|
|
Aster radulinus Roughleaf aster
native
Perennial herb 
2007 Keir Morse
2023 Ken-ichi Ueda
2022 Bob Sweatt
|
|
Astragalus gambelianus Dwarf loco weed, Gambel's dwarf milk vetch, Gambel's locoweed
native
Annual herb 
2019 Ron Vanderhoff
2019 Ron Vanderhoff
2022 Mike Russler
|
|
Athysanus pusillus Athysanus, Common sandweed, Dwarf athysanus
native
Annual herb 
2008 Steve Matson
2008 Steve Matson
2008 Steve Matson
|
|
Atriplex lentiformis Big saltbush
native
Shrub 
2018 Rachelle Gray
2017 Ron Vanderhoff
2021 Richard Spjut
|
|
Avena barbata Slender oat, Slim oat
• invasive non-native
Annual grass 
2018 Julian Geoghegan
2023 David popp
2019 Ron Vanderhoff
|
|
Avena fatua Wild oat, Wildoat
• invasive non-native
Annual grass 
2018 Gary McDonald
2023 Ron Vanderhoff
2023 Ron Vanderhoff
|
|
Azolla filiculoides American water fern, mosquito fern, Mosquito fern, Pacific mosquitofern
native
Fern 
2020 Ron Vanderhoff
2023 R.A. Chasey
2021 Zoya Akulova-Barlow
|
|
Baccharis glutinosa Douglas' baccharis, Salt marsh baccharis
native
Perennial herb 
2020 Patrick Furtado
2019 Julian Geoghegan
2020 Rebecca Schoenenberger
|
|
Baccharis pilularis Coyote brush, Dwarf chaparral broom
native
Shrub 
2022 Ryan O'Dell
2021 Ron Vanderhoff: Staminate and pistillate plants in flower.
2018 Cynthia Powell
|
|
Baccharis pilularis var. consanguinea Coyote brush
native
Shrub 
2009 Toni Corelli
2022 John Doyen
2018 Ron Vanderhoff
|
|
Baccharis salicifolia Mule fat., seep willow, Mule's fat, Mulefat
native
Shrub 
2023 Julia Markey
2020 Aaron Echols
2023 Julia Markey
|
|
Baccharis viminea Mule fat., seep willow, Mule's fat, Mulefat
native
Shrub
2023 Julia Markey
2020 Aaron Echols
2023 Julia Markey
|
|
Baeria chrysostoma California goldfields
native
Annual herb 
2021 Charles Russell
2022 Steve Matson
2015 Toni Corelli
|
|
Barbarea verna Early winter cress, Early wintercress, Scurvy grass
non-native
Perennial herb 
2022 Mary Merriman
2019 David popp
2018 MCOSD EDRR
|
|
Berberis pinnata California barberry, Coast barberry, Shiny leaf mahonia
native
Shrub 
2021 Ron Vanderhoff
2022 Alice Cummings
2021 Ron Vanderhoff
|
|
Bloomeria crocea Common goldenstar, Golden star
native
Perennial herb 
2018 Janith Johnson
2019 Michael Mitchell
2014 Steve Matson
|
|
Boisduvalia densiflora Dense boisduvalia, Dense flowered boisduvalia, Dense flowered spike primrose
native
Annual herb 
2009 BOB CASE
2021 Mike Russler
2022 Ken-ichi Ueda
|
|
Boisduvalia stricta Narrow boisduvalia, Narrow leaved boisduvalia, Torrey's willowherb
native
Annual herb 
2022 Mark Gary
2019 Ken Hickman
2022 R.A. Chasey
|
|
Bowlesia incana Hoary bowlesia
native
Annual herb 
2019 Diane Renshaw
2019 Diane Renshaw
2017 Gary McDonald
|
|
Brassica geniculata Mediterranean hoary mustard, Short podded mustard, Summer mustard
• invasive non-native
Perennial herb 
2017 Gary McDonald
2017 Gary McDonald
2022 Ron Vanderhoff
|
|
Brassica nigra Black mustard
• invasive non-native
Annual herb 
2021 Ron Vanderhoff
2019 Ron Vanderhoff
2019 Ron Vanderhoff
|
|
Brassica rapa Common mustard, Field mustard, Rape mustard
• invasive non-native
Annual herb 
2024 David Wolfson
2021 Diane Etchison
2018 Angelique Herman
|
|
Brassica rapa ssp. sylvestris Field mustard, Turnip
• invasive non-native
Annual herb 
2017 Barbara Boethling
2017 Cynthia Powell
2018 Angelique Herman
|
|
Brickellia californica Brickell bush, California brickellbush, California brickellia
native
Perennial herb 
2020 Diane Etchison
2018 Diane Etchison
2022 Ron Vanderhoff
|
|
Briza minor Little quaking grass, Little quakinggrass, Little rattlesnake grass
non-native
Annual grass 
2023 R.A. Chasey
2019 Gary McDonald
2019 Gary McDonald
|
|
Brodiaea capitata Blue dicks, Bluedicks, Wild hyacinth
native
Perennial herb 
2015 Diane Etchison
2010 Steven Thorsted
2019 Mary Conway
|
|
Brodiaea congesta Fork toothed ookow, Ookow
native
Perennial herb 
2017 Gary Morgret
2019 Suzanne L. Weakley
2023 Teal Derrer
|
|
Brodiaea elegans Harvest brodiaea
native
Perennial herb 
2019 Joe Engelbrecht
2009 Bob Case
2009 BOB CASE
|
|
Brodiaea hyacinthina White brodiaea, Wild hyacinth, White Brodiaea, Fool's Onion
native
Perennial herb 
2023 Suzanne L. Weakley
2008 Steve Matson
2020 Steve Conger
|
|
Brodiaea laxa Ithuriel's spear
native
Perennial herb 
2018 Gary McDonald
2018 Tim Lewis
2019 Matt Berger
|
|
Bromus breviaristatus Mountain brome
native
Perennial grass 
2021 Arlee Montalvo
2019 John Rawlings
2021 Arlee Montalvo
|
|
Bromus carinatus California brome
native
Perennial grass 
2020 Ron Vanderhoff
2022 David popp
2014 Vertin Alvarez
|
|
Bromus commutatus Hairy chess, meadow brome
non-native
Annual grass 
2015 Gerald Carr
2015 Gerald Carr
2023 Dana York
|
|
Bromus diandrus Bromegrass, Ripgut brome, Ripgut grass
• invasive non-native
Annual grass 
2022 Ron Vanderhoff
2021 Richard Spjut
2022 Ron Vanderhoff
|
|
Bromus hordeaceus Soft brome, Soft chess
• invasive non-native
Annual grass 
2023 Ron Vanderhoff
2018 Gary McDonald
2018 Gary McDonald
|
|
Bromus japonicus Downy sheathed cheat, Hairy chess, Japanese brome
• invasive non-native
Annual grass 
2022 Michelle Peruzzi
2005 Steve Matson
2005 Steve Matson
|
|
Bromus laevipes Chinook brome, Narrow flowered brome, Woodland brome
native
Perennial grass 
2020 Alice Cummings
2019 Kimberly Moses
2018 Ken Hickman
|
|
Bromus madritensis ssp. madritensis Foxtail chess
non-native
Annual grass 
2015 Chris Jaster
2015 Chris Jaster
2015 Chris Jaster
|
|
Bromus madritensis ssp. rubens Red brome
• invasive non-native
Annual grass 
2015 Chris Jaster
2015 jamie smith
2018 Gary McDonald
|
|
Bromus molliformis Soft brome, Soft chess
• invasive non-native
Annual grass
2023 Ron Vanderhoff
2018 Gary McDonald
2018 Gary McDonald
|
|
Bromus rubens Red brome
• invasive non-native
Annual grass
2015 Chris Jaster
2015 jamie smith
2018 Gary McDonald
|
|
Bromus tectorum Cheatgrass, downy brome, Downy brome grass, Downy chess
• invasive non-native
Annual grass 
2022 Ron Vanderhoff
2022 Ron Vanderhoff
2022 Ron Vanderhoff
|
|
Calandrinia ciliata red maids, Calandrinia
native
Annual herb 
2021 Mary Ann Machi
2019 Ron Vanderhoff
2019 Ron Vanderhoff
|
|
Calandrinia ciliata var. menziesii red maids, Calandrinia
native
Annual herb
2021 Mary Ann Machi
2019 Ron Vanderhoff
2019 Ron Vanderhoff
|
|
Calochortus albus White fairy lantern, White globe lily
native
Perennial herb 
2019 David Greenberger
2019 Cynthia Powell
2009 Bob Case
|
|
Calochortus argillosus Clay mariposa lily
native
Perennial herb (bulb) 
2016 Daniel Neal
2022 Suzanne L. Weakley
2022 Suzanne L. Weakley
|
|
Calochortus luteus Yellow mariposa lily
native
Perennial herb 
2014 Steve Matson
2016 Melissa Mooney
2023 Ryan O'Dell
|
|
Calochortus superbus Yellow mariposa
native
Perennial herb 
2017 Eric Schmidt
2005 BOB CASE
2023 Mike Russler
|
|
Calochortus venustus Butterfly mariposa lily
native
Perennial herb 
2014 Steve Matson
2012 Zack Abbey
2023 Rhonda Allen
|
|
Calycadenia multiglandulosa Rosin weed, Sticky calycadenia, Sticky western rosinweed
native
Annual herb 
2018 Alice Cummings
2021 R.A. Chasey
2019 Alice Cummings
|
|
Calycadenia multiglandulosa ssp. robusta Rosin weed, Sticky calycadenia, Sticky western rosinweed
native
Annual herb
2018 Alice Cummings
2021 R.A. Chasey
2019 Alice Cummings
|
|
Calycadenia truncata Rosin weed
native
Annual herb 
2016 Steve Matson
2016 Steve Matson
2023 Helen Hancock
|
|
Calyptridium monandrum Common pussypaws, Pussy paws
native
Annual herb 
2019 Stacie Wolny
2023 Maisie Borg
2021 Mike Russler
|
|
Calystegia malacophylla ssp. pedicellata Jepson's morning glory, Sierra false bindweed
native
Perennial herb 
2021 R.A. Chasey
2020 David Greenberger
2021 Dick Rawson
|
|
Calystegia purpurata Morning glory, Pacific false bindweed, Smooth western morning glory
native
Perennial herb 
2014 stephen rosenthal
2019 MCOSD Restoration Crew
2022 Suzanne L. Weakley
|
|
Calystegia subacaulis Hill morning glory, Hillside false bindweed, Stemless morning glory
native
Perennial herb 
2020 Ken Hickman
2022 R.A. Chasey
2022 R.A. Chasey
|
|
Camissonia contorta Contorted sun cup, Plains evening primrose
native
Annual herb 
2023 Dianne Lake
2022 Mike Russler
2022 Mike Russler
|
|
Camissonia graciliflora Hill sun cup
native
Annual herb 
2021 Charles Russell
2010 Richard Spjut
2016 Richard Spjut
|
|
Camissonia hirtella Hairy sun cup
native
Annual herb 
2019 Steve Matson
2019 Steve Matson
2019 Steve Matson
|
|
Campanula exigua Chaparral harebell
• rare native
Annual herb 
2019 David Greenberger
2022 R.A. Chasey
2019 David Greenberger
|
|
Capsella bursa-pastoris Shepherd's purse
non-native
Annual herb 
2008 Steve Matson
2019 Cynthia Powell
2022 Doug Allshouse
|
|
Cardamine californica California toothwort, milkmaids
native
Perennial herb 
2020 Barbara Peck
2019 Ron Vanderhoff
2019 Ron Vanderhoff
|
|
Cardamine oligosperma Bitter cress, Idaho bittercress
native
Annual, Perennial herb 
2008 Steve Matson
2008 Steve Matson
2008 Steve Matson
|
|
Cardaria draba Whitetop
• invasive non-native
Perennial herb 
2020 Ron Vanderhoff
2021 Mike Russler
2020 Ron Vanderhoff
|
|
Carduus pycnocephalus Italian thistle
• invasive non-native
Annual herb 
2019 Gary McDonald
2023 Diana Wahl
2017 Gary McDonald
|
|
Carduus tenuiflorus Italian thistle, Slender flowered thistle, Winged plumeless thistle
• invasive non-native
Annual herb 
2018 Gary McDonald
2018 Gary McDonald
2018 Gary McDonald
|
|
Carex nudata Dudley's sedge, Naked sedge, Torrent sedge
native
Perennial grasslike herb 
2022 R.A. Chasey
2016 David Greenberger
2014 John Malpas
|
|
Castilleja affinis Indian paintbrush
native
Perennial herb 
2019 Aleksandra Evert
2019 Diane Etchison
2019 Diane Etchison
|
|
Castilleja attenuata Narrow leaved owl's clover, Valley tassels
native
Annual herb 
2019 Timothy Boomer
2019 Timothy Boomer
2022 Mike Russler
|
|
Castilleja densiflora Dense flower owl's clover, Denseflower indian paintbrush
native
Annual herb 
2023 Caitlin Kreutz
2019 David Greenberger
2016 Andrew Longman
|
|
Castilleja exserta Owl's clover, Purple owl's clover
native
Annual herb 
2017 B.J. Dion
2018 Saskia Raether
2019 Diane Etchison
|
|
Castilleja foliolosa Texas paintbrush, Woolly indian paintbrush
native
Perennial herb 
2019 Ron Vanderhoff
2019 Diane Etchison
2019 Diane Etchison
|
|
Caucalis microcarpa California hedge parsley, False carrot
native
Annual herb 
2021 Helen Hancock
2022 R.A. Chasey
2012 Toni Corelli
|
|
Ceanothus cuneatus Buck brush, Wedgeleaf ceanothus
native
Shrub 
2021 Steve Matson
2021 Steve Matson
2021 Steve Matson
|
|
Ceanothus leucodermis Chaparral whitethorn
native
Shrub 
2020 Bryant Baker
2019 Ron Vanderhoff
2019 Bryant Baker
|
|
Ceanothus oliganthus var. sorediatus Jim brush
native
Shrub 
2022 R.A. Chasey
2017 Steve Matson
2019 Susan McDougall
|
|
Centaurea calcitrapa Purple star thistle, Red star thistle
• invasive non-native
Annual, Perennial herb 
2021 R.A. Chasey
2019 MCOSD EDRR
2022 R.A. Chasey
|
|
Centaurea melitensis Maltese star thistle, Napa star thistle, Tocalote
• invasive non-native
Annual herb 
2019 Ron Vanderhoff
2020 Ron Vanderhoff
2020 Laura Anna Arellano
|
|
Centaurea solstitialis Barnaby's thistle, Yellow star thistle
• invasive non-native
Annual herb 
2022 Cynthia Powell
2019 Arlee Montalvo
2022 Mary Herr
|
|
Centaurium davyi Davy's centaury
native
Annual herb 
2018 Mary Conway
2022 Irene Rosen
2023 R.A. Chasey
|
|
Cerastium glomeratum Large mouse ears, Mouseear chickweed, Sticky chickweed
non-native
Annual herb 
2023 Ron Vanderhoff
2023 Ron Vanderhoff
2023 R.A. Chasey
|
|
Cerastium viscosum Large mouse ears, Mouseear chickweed, Sticky chickweed
non-native
Annual herb
2023 Ron Vanderhoff
2023 Ron Vanderhoff
2023 R.A. Chasey
|
|
Ceratophyllum demersum Coon's tail, Hornwort
native
Perennial herb 
2023 Zoya Akulova-Barlow
2018 Ron Vanderhoff
2022 Donald Burk
|
|
Cercis occidentalis Redbud, Western redbud
native
Tree, Shrub 
2023 Cynthia Powell
2020 Julie A. Kierstead
2023 Cynthia Powell
|
|
Cercocarpus betuloides Birch leaf mountain mahogany, Mountain mahogany
native
Tree, Shrub 
2020 Rebecca Schoenenberger
2020 Aaron Echols
2016 Cindy Roessler
|
|
Chaenactis glabriuscula var. glabriuscula Common yellow chaenactis, Yellow pincushion
native
Annual herb 
2020 David Greenberger
2020 R.A. Chasey
2020 R.A. Chasey
|
|
Chaenactis glabriuscula var. heterocarpha Variable fruited yellow chaenactis, Yellow pincushion, Inner Coast Range Pincushion
native
Annual herb 
2020 David Greenberger
2022 Ryan O'Dell
2021 Steve Laymon
|
|
Chaenactis tanacetifolia Variable fruited yellow chaenactis, Yellow pincushion, Inner Coast Range Pincushion
native
Annual herb
2020 David Greenberger
2022 Ryan O'Dell
2021 Steve Laymon
|
|
Chaetopappa exilis Meager pygmydaisy, Slender pentachaeta
native
Annual herb  1998 Dean Wm. Taylor
 2006 Laura Ann Eliassen
|
|
Chamaesyce ocellata Contura creek spurge
native
Annual herb 
2005 Steve Matson
2005 Steve Matson
2023 Donald Burk
|
|
Chamaesyce serpyllifolia Thyme-leafed spurge
native
Annual herb 
2022 Steve Matson
2022 Steve Matson
2005 Steve Matson
|
|
Chamomilla suaveolens Pineapple weed
native
Annual herb 
2008 Steve Matson
2008 Steve Matson
2018 Stacie Wolny
|
|
Cheilanthes intertexta Coastal lip fern
native
Fern 
2018 Adam Chasey
2020 R.A. Chasey
2020 R.A. Chasey
|
|
Chenopodium album Lamb's quarters, Lambs quarters, White goosefoot
non-native
Annual herb 
2022 Ron Vanderhoff
2014 Toni Corelli
2022 Ron Vanderhoff
|
|
Chenopodium californicum California goosefoot, Pigweed, Soaproot
native
Perennial herb 
2023 Mike Russler
2023 Mike Russler
2023 Mike Russler
|
|
Chenopodium murale Nettle leaf goosefoot, Sowbane
non-native
Annual herb 
2020 Ron Vanderhoff
2019 Diane Etchison
2020 Ron Vanderhoff
|
|
Chenopodium pratericola Desert goosefoot, Meadow goosefoot
native
Annual herb 
2023 Dianne Lake
2018 Gerald Carr
2018 Gerald Carr
|
|
Chlorogalum pomeridianum Amole, Soap plant, Soaproot
native
Perennial herb 
2019 Patrick Furtado
2020 Robert Katz
2019 Diane Etchison
|
|
Chorizanthe membranacea Pink spineflower
native
Annual herb 
2008 Keir Morse
2008 Keir Morse
2023 Helen Hancock
|
|
Chrysopsis oregona var. scaberrima Oregon false goldenaster, Rough oregon goldenaster
native
Perennial herb 
2017 Ken-ichi Ueda
2017 Christopher Hauser
2014 Richard Spellenberg
|
|
Chrysopsis villosa var. camphorata Bristly goldenaster, Sessileflower false goldenaster
native
Perennial herb 
2021 Mike Russler
2021 Mike Russler
2018 Ron Vanderhoff
|
|
Cichorium intybus Chicory
non-native
Perennial herb 
2020 Bob Sweatt
2022 David Strauch
2019 Diane Etchison
|
|
Cirsium cymosum Peregrine thistle
native
Perennial herb 
2008 Steve Matson
2008 Steve Matson
2008 Steve Matson
|
|
Cirsium occidentale var. venustum Cobwebby thistle, Red thistle, Venus thistle
native
Perennial herb 
2011 Steve Matson
2011 Steve Matson
2011 Steve Matson
|
|
Cirsium proteanum Cobwebby thistle, Red thistle, Venus thistle
native
Perennial herb
2011 Steve Matson
2011 Steve Matson
2011 Steve Matson
|
|
Cirsium vulgare Bull thistle
• invasive non-native
Perennial herb 
2017 James Bailey
2020 Bob Sweatt
2020 Bob Sweatt
|
|
Cistus creticus Hairy rockrose
non-native
Shrub 
2020 Karen Swift
2023 Ron Vanderhoff
2018 Julian Geoghegan
|
|
Cistus villosus Hairy rockrose
non-native
Shrub
2020 Karen Swift
2023 Ron Vanderhoff
2018 Julian Geoghegan
|
|
Clarkia affinis Chaparral clarkia, Chaparral fairyfan
native
Annual herb 
2019 David Greenberger
2019 Ken Hickman
2020 Steve Laymon
|
|
Clarkia breweri Brewer's clarkia, Fairy fans
• rare native
Annual herb 
2019 David Greenberger
2018 Elinor Gates
2019 Joey Santore
|
|
Clarkia concinna ssp. automixa Santa clara red ribbons
• rare native
Annual herb 
2020 Steve Laymon
2018 Elinor Gates
2022 Helen Hancock
|
|
Clarkia elegans Elegant clarkia, Mountain garland, Woodland clarkia
native
Annual herb 
2019 David Greenberger
2019 Bryant Baker
2021 Mike Russler
|
|
Clarkia epilobioides Canyon clarkia, Willow herb clarkia
native
Annual herb 
2017 Steve Matson
2017 Steve Matson
2017 Steve Matson
|
|
Clarkia modesta Waltham Creek clarkia
native
Annual herb 
2020 David Greenberger
2020 Steve Laymon
2019 Steve Laymon
|
|
Clarkia purpurea ssp. purpurea Purple clarkia, Winecup clarkia
native
Annual herb 
2020 R.A. Chasey
2018 Steve Laymon
2020 R.A. Chasey
|
|
Clarkia purpurea ssp. quadrivulnera Four-spot, Purple clarkia, Purple godetia
native
Annual herb 
2014 Steve Matson
2019 Joe Engelbrecht
2021 R.A. Chasey
|
|
Clarkia rubicunda Farewell to spring, Reddened clarkia, Ruby chalice clarkia
native
Annual herb 
2019 Stacie Wolny
2021 John Game
2019 Stacie Wolny
|
|
Clarkia unguiculata Elegant clarkia, Mountain garland, Woodland clarkia
native
Annual herb
2019 David Greenberger
2019 Bryant Baker
2021 Mike Russler
|
|
Claytonia exigua Little spring beauty, Serpentine springbeauty
native
Annual herb 
2019 Matt Berger
2022 BOB CASE
2022 Mike Russler
|
|
Claytonia gypsophiloides Gypsum spring beauty, Gypsum springbeauty
native
Annual herb 
2021 Miao Ling He
2019 William Lundgren
2023 R.A. Chasey
|
|
Claytonia perfoliata Miners lettuce, Miner's lettuce, Rooreh (Ohlone)
native
Annual herb 
2008 Steve Matson
2019 Gary McDonald
2020 Ron Vanderhoff
|
|
Clematis lasiantha Chaparral clematis, Pipestem
native
Perennial herb, Vine 
2008 Steve Matson
2018 Steve Matson
2018 Steve Matson
|
|
Clematis ligusticifolia Creek clematis, Western white clematis, Yerba de chiva
native
Perennial herb, Vine 
2018 Diane Etchison
2012 Steve Matson
2012 Steve Matson
|
|
Collinsia heterophylla Purple chinese houses
native
Annual herb 
2022 Mary Ann Machi
2019 David Greenberger
2019 Ron Vanderhoff
|
|
Collinsia sparsiflora Few flowered collinsia
native
Annual herb 
2021 Steve Matson
2021 Steve Matson
2015 Steve Matson
|
|
Collomia grandiflora Grand collomia, Large flowered collomia, Mountain collomia
native
Annual herb 
2019 Diane Etchison
2020 Bob Sweatt
2013 BOB CASE
|
|
Conium maculatum Poison hemlock
• invasive non-native
Perennial herb 
2019 James Bailey
2013 Toni Corelli
2016 Cynthia Powell
|
|
Convolvulus arvensis Field bindweed, Orchard morningglory
• invasive non-native
Perennial herb, Vine 
2022 Steve Matson
2021 Ron Vanderhoff
2022 Steve Matson
|
|
Convolvulus occidentalis Chaparral false bindweed, Modoc morning glory, Western morning glory
native
Perennial herb 
2016 Steve Matson
2016 Steve Matson
2019 Chico Hiking Association
|
|
Convolvulus subacaulis Cambria morning glory, Hill morning glory, Hillside false bindweed
native
Perennial herb
2020 Ken Hickman
2021 R.A. Chasey
2022 R.A. Chasey
|
|
Conyza canadensis Canada horseweed
native
Annual herb 
2017 Gary McDonald
2017 Gary McDonald
2022 Mike Russler
|
|
Cordylanthus rigidus Rigid bird's beak, Stiffbranch bird's beak
native
Annual herb 
2021 Mike Russler
2023 Ron Vanderhoff
2021 Mike Russler
|
|
Corethrogyne filaginifolia Common sandaster
native
Perennial herb 
2022 Mike Russler
2018 Ron Vanderhoff
2019 Diane Etchison
|
|
Cornus glabrata Brown dogwood
native
Tree, Shrub 
2021 Donald Burk
2021 Barbara Peck
2021 John Rawlings
|
|
Crassula aquatica Aquatic pygmy weed, Pigmy weed, Water pygmyweed
native
Annual herb 
2019 Ron Vanderhoff
2022 Ken-ichi Ueda
2022 Catherine Chang
|
|
Crassula connata Pigmy weed, Sand pygmy weed, Sand pygmyweed
native
Annual herb 
2020 Ron Vanderhoff
2019 Ron Vanderhoff
2019 Ron Vanderhoff
|
|
Crepis capillaris Hawksbeard, Smooth hawk's beard, Smooth hawksbeard
non-native
Annual, Perennial herb 
2003 Steve Matson
2003 Steve Matson
2019 Randy Huey
|
|
Crypsis schoenoides Swamp grass, Swamp picklegrass, Swamp pricklegrass
non-native
Annual grass 
2023 Ron Vanderhoff
2018 Ron Vanderhoff
2019 Ron Vanderhoff
|
|
Cryptantha flaccida Beaked cryptantha, Flaccid cryptantha, Weakstem cryptantha
native
Annual herb 
2018 Alice Cummings
2016 Steve Matson
2016 Steve Matson
|
|
Cryptantha intermedia Clearwater cryptantha, Common cryptantha
native
Annual herb 
2020 Ron Vanderhoff
2019 Ron Vanderhoff
2019 Ron Vanderhoff
|
|
Cuscuta californica California dodder, Chaparral dodder
native
Annual herb, Vine (parasitic) 
2019 Ron Vanderhoff
2018 David popp
2019 stephen rosenthal
|
|
Cuscuta campestris Field dodder
native
Annual herb, Vine (parasitic) 
2017 Ron Vanderhoff
2017 Ron Vanderhoff
2022 Brad Cook
|
|
Cuscuta pentagona Five angled dodder, Fiveangled dodder, Western field dodder
native
Annual herb, Vine (parasitic)  © 2016 Keir Morse
 2016 Keir Morse
 2016 Keir Morse
|
|
Cynodon dactylon Bermuda grass, Bermudagrass
• invasive non-native
Perennial grass 
2021 Ron Vanderhoff
2020 Ron Vanderhoff
2021 Ron Vanderhoff
|
|
Cynoglossum grande Hound's tongue, Western houndstongue, Adelinia
native
Perennial herb 
2022 David Strauch
2007 Steve Matson
2021 Dee Shea Himes
|
|
Cynosurus echinatus Annual dogtail, Bristly dogstail grass, Dogtail grass
• invasive non-native
Annual grass 
2017 Gary McDonald
2010 Julie A. Kierstead
2022 Ron Vanderhoff
|
|
Cyperus eragrostis Tall cyperus, Tall flatsedge
native
Perennial grasslike herb 
2016 Joan Hampton
2021 Ken Lunders
2014 James Gonsman
|
|
Cystopteris fragilis Bladder fern, Brittle bladder fern, Brittle fern
native
Fern 
2020 Bob Sweatt
2021 Mike Russler
2023 Ken-ichi Ueda
|
|
Datisca glomerata Durango root
native
Perennial herb 
2019 Ron Vanderhoff
2019 Diane Etchison
2019 Matt Berger
|
|
Datura meteloides Jimsonweed, Sacred thorn apple, Toluaca
native
Perennial herb 
2017 Lisa Miller
2019 Ron Vanderhoff
2020 Mike McNamara
|
|
Datura wrightii Jimsonweed, Sacred thorn apple, Toluaca
native
Perennial herb
2017 Lisa Miller
2019 Ron Vanderhoff
2020 Mike McNamara
|
|
Daucus pusillus American wild carrot, Rattlesnake weed
native
Annual herb 
2019 Diane Etchison
2022 David Wolfson
2021 Ken Lunders
|
|
Delphinium californicum California larkspur, Coast larkspur
native
Perennial herb 
2019 Stacie Wolny
2017 David Greenberger
2019 Sue Graue
|
|
Delphinium decorum Coast larkspur, Coastal larkspur, Larkspur
native
Perennial herb 
2017 Steve Matson
2017 Steve Matson
2021 Steve Matson
|
|
Delphinium hesperium Foothill larkspur, Western larkspur
native
Perennial herb 
2022 R.A. Chasey
2020 Fred Melgert / Carla Hoegen
2020 Fred Melgert / Carla Hoegen
|
|
Delphinium nudicaule Canyon larkspur, Red or Orange Larkspur, Red larkspur
native
Perennial herb 
2006 Steve Matson
2006 Steve Matson
2006 Steve Matson
|
|
Delphinium parryi San bernardino larkspur
native
Perennial herb 
2019 Diane Etchison
Geoff Burleigh
2019 Diane Etchison
|
|
Delphinium patens Spreading larkspur, Zigzag larkspur
native
Perennial herb 
2018 James Gonsman
2020 Amy Rapport
2022 Mary Conway
|
|
Delphinium variegatum Royal larkspur
native
Perennial herb 
2009 BOB CASE
2021 Robin Carter
2023 R.A. Chasey
|
|
Dentaria californica California toothwort, milkmaids
native
Perennial herb
2020 Barbara Peck
2019 Ron Vanderhoff
2019 Ron Vanderhoff
|
|
Deschampsia danthonioides Annual hairgrass
native
Annual grass 
2019 Paul Aigner
2003 Steve Matson
2018 Emily Allen
|
|
Descurainia pinnata ssp. menziesii Menzies' tansy mustard, Menzies' tansymustard, Menzies'western tansy mustard
native
Annual herb 
2018 Nancy Hamlett
2018 Nancy Hamlett
2018 Nancy Hamlett
|
|
Descurainia sophia Flix weed, Herb sophia
• invasive non-native
Annual herb 
2014 Steve Matson
2021 R.A. Chasey
2014 Steve Matson
|
|
Dicentra chrysantha Golden eardrops
native
Perennial herb 
2019 David Greenberger
2020 Bryant Baker
2019 Ron Vanderhoff
|
|
Dichelostemma capitatum Blue dicks
native
Perennial herb 
2023 Steve Matson
2023 Steve Matson
2022 Steve Matson
|
|
Dichelostemma congestum Fork toothed ookow, Ookow
native
Perennial herb
2017 Gary Morgret
2019 Suzanne L. Weakley
2023 Teal Derrer
|
|
Dichelostemma pulchellum Blue dicks
native
Perennial herb
2023 Steve Matson
2023 Steve Matson
2022 Steve Matson
|
|
Dipsacus sativus Fuller's teasel, Indian teasel
• invasive non-native
Annual, Biennial herb 
2019 Danielle Carney
2022 Jennifer Mo
2022 David Strauch
|
|
Distichlis spicata Inland saltgrass, Salt grass, Saltgrass
native
Perennial grass 
2020 Matt Berger
2019 Ron Vanderhoff
2022 Donald Burk
|
|
Dodecatheon clevelandii ssp. patulum Padre's shooting star
native
Perennial herb 
2006 Steve Matson
2006 Steve Matson
2006 Steve Matson
|
|
Dodecatheon hendersonii Mosquito bill
native
Perennial herb 
2020 BLM Redding Field Office
2017 John Game
2022 Jamie Spielmann
|
|
Draba verna Spring draba, Whitlow grass, Whitlowgrass
non-native
Annual herb 
2011 Steve Matson
2004 Steve Matson
2016 Steve Matson
|
|
Dryopteris arguta California wood fern, Coastal wood fern, Shield fern
native
Fern 
2018 James Gonsman
2019 Rebecca Crowe
2023 Julia Markey
|
|
Dudleya cymosa Canyon dudleya, Canyon liveforever, Rock lettuce
native
Perennial herb 
2019 Steve Matson
2019 Steve Matson
2020 Kristin Sabo
|
|
Echinochloa crus-galli Barnyard grass, Japanese millet, Watergrass
non-native
Annual grass 
2016 Barbara Boethling
2022 R.A. Chasey
2008 Zoya Akulova
|
|
Eleocharis macrostachya Common spikerush, Creeping spike rush, Pale spikerush
native
Perennial grasslike herb 
2023 Ron Vanderhoff
2023 Ron Vanderhoff
2003 Steve Matson
|
|
Eleocharis palustris Common spikerush
native
Perennial grasslike herb 
2011 Gerald Carr
2011 Gerald Carr
2020 Ron Vanderhoff
|
|
Eleocharis rostellata Beaked spikerush, Walking sedge
native
Perennial grasslike herb 
2015 Steve Matson
2015 Steve Matson
2015 Steve Matson
|
|
Elymus glaucus Blue wildrye
native
Perennial grass 
2020 Denise Defreese
2019 Patrick Furtado
2018 Cynthia Powell
|
|
Elymus multisetus Big squirreltail grass
native
Perennial grass 
2019 Ron Vanderhoff
2023 Helen Hancock
2021 Denise Defreese
|
|
Emmenanthe penduliflora Whispering bells, Whisperingbells
native
Annual herb 
2022 Steve Matson
2022 Steve Matson
2022 Steve Matson
|
|
Epilobium adenocaulon var. adenocaulon Fringed willowherb, Northern willow herb, Willow herb
native
Perennial herb 
2014 Steve Matson
2014 Steve Matson
2014 Steve Matson
|
|
Epilobium brachycarpum Annual fireweed, Autumn willowweed, Panicled willow herb
native
Annual herb 
2023 Mary Ann Machi
2019 Ramona Robison
2020 Ron Vanderhoff
|
|
Epilobium canum California fuchsia, Hummingbird trumpet, zauschneria
native
Perennial herb 
2018 Ron Vanderhoff
2015 Gerald Carr
2015 Gerald Carr
|
|
Epilobium ciliatum Fringed willowherb, Northern willow herb, Slender willow herb
native
Perennial herb 
2021 stephen rosenthal
2019 Patrick Furtado
2019 Gary McDonald
|
|
Epilobium densiflorum Dense boisduvalia, Dense flowered boisduvalia, Dense flowered spike primrose
native
Annual herb
2009 BOB CASE
2021 Mike Russler
2022 Ken-ichi Ueda
|
|
Epilobium minutum Chaparral willowherb, Desert willow herb, Little willowherb
native
Annual herb 
2017 Michael Mitchell
2021 R.A. Chasey
2019 Ken Lunders
|
|
Epilobium paniculatum Annual fireweed, Autumn willowweed, Panicled willow herb
native
Annual herb
2023 Mary Ann Machi
2019 Ramona Robison
2020 Ron Vanderhoff
|
|
Epilobium torreyi Narrow boisduvalia, Narrow leaved boisduvalia, Torrey's willowherb
native
Annual herb
2022 Mark Gary
2019 Ken Hickman
2022 R.A. Chasey
|
|
Epipactis gigantea Giant helleborine, Stream orchid, Stream orchis
native
Perennial herb 
2016 Barry Rice
2020 Ron Vanderhoff
2018 Anna Sereno
|
|
Equisetum laevigatum Horsetail, Smooth horsetail, Smooth scouring rush
native
Fern 
2020 David popp
2021 Ron Vanderhoff
2021 Richard Spjut
|
|
Equisetum telmateia ssp. braunii Giant horse tail, Giant horsetail
native
Fern 
2016 Steve Matson
2016 Steve Matson
2022 Suzanne L. Weakley
|
|
Erechtites arguta Cutleaf burnweed
• invasive non-native
Annual, Perennial herb 
2015 Lynn Overtree
2023 R.A. Chasey
2021 Mary Conway
|
|
Erechtites glomerata Cutleaf burnweed
• invasive non-native
Annual, Perennial herb
2015 Lynn Overtree
2023 R.A. Chasey
2021 Mary Conway
|
|
Eremocarpus setigerus Turkey-mullein
native
Annual herb 
2011 Steve Matson
2011 Steve Matson
2014 Richard Chasey
|
|
Eriastrum abramsii Abrams' eriastrum, Abrams' woollystar
native
Annual herb 
2019 Diane Renshaw
2021 Alice Cummings
2019 Stacie Wolny
|
|
Eriastrum pluriflorum Many flowered eriastrum, Tehachapi woollystar
native
Annual herb 
2021 Mike Russler
2021 Mike Russler
2022 David Strauch
|
|
Ericameria arborescens Golden fleece, Goldenfleece
native
Shrub 
2019 Bryant Baker
2019 Bryant Baker
2015 Hayley Ross
|
|
Ericameria linearifolia Interior goldenbush, Linear leaved goldenbush, Narrowleaf goldenbush
native
Shrub 
2014 Steve Matson
2014 Steve Matson
2014 Steve Matson
|
|
Erigeron foliosus Leafy daisy, Leafy fleabane
native
Perennial herb 
2022 Ron Vanderhoff
2022 Ryan O'Dell
2023 R.A. Chasey
|
|
Erigeron petrophilus Cliff fleabane, Rockloving erigeron, Rock-Loving Fleabane
native
Perennial herb 
2014 Steve Matson
2014 Steve Matson
2014 Steve Matson
|
|
Erigeron philadelphicus Philadelphia fleabane
native
Perennial herb 
2023 R.A. Chasey
2021 R.A. Chasey
2023 R.A. Chasey
|
|
Eriodictyon californicum California yerba santa, Yerba santa
native
Shrub 
2023 Suzanne L. Weakley
2022 BOB CASE
2020 Julie A. Kierstead
|
|
Eriogonum fasciculatum var. foliolosum California buckwheat, Eastern mojave buckwheat, Red topped buckwheat
native
Shrub 
2016 Michael Mitchell
2015 Michael Mitchell
2015 Michael Mitchell
|
|
Eriogonum gracile Slender buckwheat, Slender woolly buckwheat
native
Annual herb 
2022 Mike Russler
2018 Fred Melgert / Carla Hoegen
2019 Hailey Laskey
|
|
Eriogonum luteolum var. luteolum Golden buckwheat, Goldencarpet buckwheat
native
Annual herb 
2011 Steve Matson
2011 Steve Matson
2011 Steve Matson
|
|
Eriogonum nudum Naked buckwheat, Nude buckwheat
native
Shrub 
2011 Steve Matson
2014 Steve Matson
2008 Steve Matson
|
|
Eriogonum roseum Wand buckwheat
native
Annual herb 
2019 Matt Berger
2014 Steve Matson
2014 Steve Matson
|
|
Eriogonum vimineum Wicker buckwheat, Wicker stemmed eriogonum, Wickerstem buckwheat
native
Annual herb 
2019 David Greenberger
2019 David popp
2008 Keir Morse
|
|
Eriogonum wrightii Bastardsage, Wright's buckwheat
native
Perennial herb, Shrub 
2020 Bob Sweatt
2019 Steve Matson
2020 Bob Sweatt
|
|
Eriophyllum confertiflorum Golden yarrow, Yellow yarrow
native
Shrub 
2019 Stacie Wolny
2019 Diane Etchison
2022 Mojgan Mahdizadeh
|
|
Eriophyllum jepsonii Jepson eriophyllum, Jepson's woolly sunflower
• rare native
Perennial herb 
2021 Mike Russler
2021 Mike Russler
2018 Richard Spjut
|
|
Erodium botrys Big heron bill, Broad leaf filaree, Long beaked filaree
non-native
Annual herb 
2006 Steve Matson
2006 Steve Matson
2006 Steve Matson
|
|
Erodium brachycarpum Foothill filaree, Short fruited filaree, Shortfruit stork's bill
• invasive non-native
Annual herb 
2016 Bob van Duinen
2020 Angelique Herman
2016 Steve Matson
|
|
Erodium cicutarium Coastal heron's bill, Red stemmed filaree, Redstem stork's bill
• invasive non-native
Annual herb 
2022 Steve Matson
2008 Steve Matson
2022 Steve Matson
|
|
Erodium moschatum Musky stork's bill, White stemmed filaree, Whitestem filaree
• invasive non-native
Annual herb 
2016 Steve Matson
2016 Steve Matson
2016 Steve Matson
|
|
Erodium obtusiplicatum Foothill filaree, Short fruited filaree, Shortfruit stork's bill
• invasive non-native
Annual herb
2016 Bob van Duinen
2020 Angelique Herman
2016 Steve Matson
|
|
Erysimum capitatum Sanddune wallflower, Western wallflower
native
Perennial herb 
2018 Janith Johnson
2023 Julia Markey
2019 Diane Etchison
|
|
Eschscholzia caespitosa Foothill poppy, Tufted eschscholzia, Tufted poppy
native
Annual herb 
2019 Ron Vanderhoff
2021 Lisa Berry
2022 Cynthia Powell
|
|
Eschscholzia californica California poppy
native
Annual, Perennial herb 
2019 Dee Shea Himes
2021 Ron Vanderhoff
2019 Amy Rapport
|
|
Euphorbia crenulata Chinese caps, Chinesecaps
native
Annual, Perennial herb 
2008 Steve Matson
2008 Steve Matson
2008 Steve Matson
|
|
Euphorbia ocellata Contura creek spurge
native
Annual herb
2005 Steve Matson
2005 Steve Matson
2023 Donald Burk
|
|
Euphorbia serpyllifolia Thyme-leafed spurge
native
Annual herb
2022 Steve Matson
2022 Steve Matson
2005 Steve Matson
|
|
Euphorbia spathulata Reticulate seeded spurge, Warty spurge
native
Annual herb 
2021 R.A. Chasey
2014 Steve Matson
2014 Steve Matson
|
|
Euthamia occidentalis Western flat topped goldenrod, Western goldenrod, Western goldentop
native
Perennial herb 
2021 Steve Matson
2018 Ron Vanderhoff
2021 R.A. Chasey
|
|
Evax acaulis Dwarf dwarf cudweed, Hogwallow starfish
• rare native
Annual herb 
2018 John Dittes
2020 Phil Johnson
2022 Steve Matson
|
|
Evax sparsiflora Erect dwarf cudweed, Few flowered evax
native
Annual herb 
2020 Stacie Wolny
2020 R.A. Chasey
2022 R.A. Chasey
|
|
Festuca arundinacea Alta fescue, Reed fescue, Tall fescue
• invasive non-native
Perennial grass 
2022 Cynthia Powell
2020 Robert Steers
2017 MCOSD EDRR
|
|
Festuca bromoides Brome fescue
non-native
Annual grass 
2022 Diana Wahl
2021 Toni Corelli
2021 David popp
|
|
Festuca californica California fescue
native
Perennial grass 
2019 Justin Luong
2022 Justin Luong
2012 Aaron Arthur
|
|
Festuca eastwoodae Small fescue
native
Annual grass 
2022 Aaron Sunshine
2011 Steve Matson
2011 Steve Matson
|
|
Festuca elmeri Coast fescue, Elmer fescue
native
Perennial grass 
2019 Ken Hickman
2022 John Rawlings
2007 Toni Corelli
|
|
Festuca megalura Rattail sixweeks grass
• invasive non-native
Annual grass 
2021 Aaron Echols
2021 Ron Vanderhoff
2022 John Rawlings
|
|
Festuca myuros Rattail sixweeks grass
• invasive non-native
Annual grass
2021 Aaron Echols
2021 Ron Vanderhoff
2022 John Rawlings
|
|
Festuca reflexa Small fescue
native
Annual grass
2022 Aaron Sunshine
2011 Steve Matson
2011 Steve Matson
|
|
Filago gallica Narrowleaf cottonrose
non-native
Annual herb 
2017 Barbara Boethling
2023 Ron Vanderhoff
2023 Ron Vanderhoff
|
|
Foeniculum vulgare Biscuit root, Sweet fennel
• invasive non-native
Perennial herb 
2019 Nicole Leatherman
2019 Ron Vanderhoff
2018 Henry DiRocco
|
|
Forestiera neomexicana Desert olive, Stretchberry
native
Shrub 
2012 Steve Matson
2017 Steve Matson
2017 Steve Matson
|
|
Forestiera pubescens Desert olive, Stretchberry
native
Shrub
2012 Steve Matson
2017 Steve Matson
2017 Steve Matson
|
|
Fraxinus dipetala California ash, Flowering ash, Foothill ash
native
Tree, Shrub 
2023 Ron Vanderhoff
2021 Bryant Baker
2021 Bryant Baker
|
|
Fritillaria affinis Checker lily, Mission bells
native
Perennial herb (bulb) 
2008 Steve Matson
2008 Steve Matson
2008 Steve Matson
|
|
Fritillaria lanceolata Checker lily, Mission bells
native
Perennial herb (bulb)
2008 Steve Matson
2008 Steve Matson
2008 Steve Matson
|
|
Galium andrewsii Needlemat galium, Phlox leaved bedstraw, Phloxleaf bedstraw
native
Perennial herb 
2022 Mike Russler
2019 Marisa Persaud
2022 Mike Russler
|
|
Galium aparine Cleavers, Common bedstraw, Goose grass
native
Annual herb 
2020 Ron Vanderhoff
2005 Steve Matson
2020 Ron Vanderhoff
|
|
Galium californicum California bedstraw
native
Perennial herb 
2006 Steve Matson
2014 Steve Matson
2014 Steve Matson
|
|
Galium murale Tiny bedstraw, Yellow wall bedstraw
non-native
Annual herb 
2022 R.A. Chasey
2021 Cameron Chabre
2014 Bryan Derr
|
|
Galium nuttallii var. ovalifolium Climbing bedstraw, Graceful bedstraw, Oval leaved bedstraw
native
Vine, Shrub 
2022 Ron Vanderhoff
2022 Ron Vanderhoff
2022 Julia Larke
|
|
Galium parisiense Wall bedstraw
non-native
Annual herb 
2021 Al Keuter
2020 Ron Vanderhoff
2019 Diane Etchison
|
|
Galium porrigens Climbing bedstraw, Graceful bedstraw, Nuttall's bedstraw
native
Vine, Shrub 
2005 Steve Matson
2005 Steve Matson
2005 Steve Matson
|
|
Garrya flavescens Ashy silk tassel, Ashy silktassel
native
Shrub 
2020 Diane Etchison
2023 Ryan O'Dell
2020 Ron Vanderhoff
|
|
Garrya flavescens var. pallida Ashy silk tassel, Ashy silktassel
native
Shrub
2020 Diane Etchison
2023 Ryan O'Dell
2020 Ron Vanderhoff
|
|
Gastridium ventricosum Nit grass
non-native
Annual grass 
2020 Ron Vanderhoff
2020 Ron Vanderhoff
2017 Gary McDonald
|
|
Geranium bicknellii Bicknell's cranesbill, Bicknell's geranium
native
Annual herb  2010 Jeff Abbas
 2006 Louis-M. Landry
 2010 Jeff Abbas
|
|
Geranium dissectum Cranesbill, Cut leaved geranium, Cutleaf geranium
• invasive non-native
Annual herb 
2021 Al Keuter
2023 Ron Vanderhoff
2014 Bryan Derr
|
|
Geranium molle Crane's bill geranium, Dove's foot geranium, Dovefoot geranium
• invasive non-native
Annual, Perennial herb 
2008 Steve Matson
2008 Steve Matson
2008 Steve Matson
|
|
Geranium pusillum Small flowered geranium, Small geranium
non-native
Annual herb  2014 Zoya Akulova
 2016 Dr. Amadej Trnkoczy
 2012 Phil Pullen
|
|
Gilia achilleifolia ssp. achilleifolia California gilia
native
Annual herb 
2021 Helen Hancock
2022 R.A. Chasey
2021 Mary Conway
|
|
Gilia achilleifolia ssp. multicaulis Many stemmed california gilia, Many stemmed gilia
native
Annual herb 
2022 Ron Vanderhoff
2021 Ron Vanderhoff
2022 Ron Vanderhoff
|
|
Gilia clivorum Many stemmed gilia, Purple spot gilia, Purplespot gilia
native
Annual herb 
2013 Gary McDonald
2013 Gary McDonald
2021 Helen Hancock
|
|
Gilia gilioides Dense false gilia, Dense false gilyflower
native
Annual herb 
2022 Mary Conway
2019 Steve Matson
2019 Steve Matson
|
|
Gilia tricolor Bird's eye gilia, Bird's eyes, Tricolor gilia
native
Annual herb 
2021 Steve Matson
2022 Steve Matson
2021 Steve Matson
|
|
Githopsis specularioides Common bluecup, Venus' looking glass
native
Annual herb 
2016 Steve Matson
2016 Steve Matson
2021 Mike Russler
|
|
Glinus lotoides Lotus sweetjuice
non-native
Annual herb 
2021 R.A. Chasey
2021 Donald Burk
2021 Donald Burk
|
|
Glycyrrhiza lepidota American licorice, Lichorice, Wild licorice
native
Perennial herb 
2010 Steve Matson
2010 Steve Matson
2010 Steve Matson
|
|
Gnaphalium californicum Ladies' tobacco
native
Annual, Perennial herb 
2019 Gary McDonald
2020 Steven M Norris
2021 Ron Vanderhoff
|
|
Gnaphalium luteo-album Jersey cudweed
non-native
Annual herb 
2021 Ron Vanderhoff
2019 Diane Etchison
2021 Ron Vanderhoff
|
|
Gnaphalium palustre Lowland cudweed, Western marsh cudweed
native
Annual herb 
2019 Ron Vanderhoff
2005 Steve Matson
2019 Ron Vanderhoff
|
|
Grindelia camporum Common gumplant, Great valley gumweed, Gum plant
native
Perennial herb 
2023 R.A. Chasey
2019 Ron Vanderhoff
2019 Ron Vanderhoff
|
|
Guillenia lasiophylla California mustard
native
Annual herb 
2022 Steve Matson
2023 Steve Matson
2010 Steve Matson
|
|
Gutierrezia bracteata California matchweed, Matchweed, snakeweed, San joaquin snakeweed
native
Perennial herb, Shrub 
2021 Helen Hancock
2018 Ron Vanderhoff
2021 Mike Russler
|
|
Gutierrezia californica California matchweed, Matchweed, snakeweed, San joaquin snakeweed
native
Perennial herb, Shrub
2021 Helen Hancock
2018 Ron Vanderhoff
2021 Mike Russler
|
|
Habenaria elegans Elegant piperia
native
Perennial herb 
2018 Saskia Raether
2022 Cynthia Powell
2017 Nicole Mercier
|
|
Habenaria unalascensis Alaska piperia, Alaska rein orchid, Rein orchid
native
Perennial herb 
2006 Steve Matson
2022 Steve Matson
2019 Ron Vanderhoff
|
|
Haplopappus arborescens Golden fleece, Goldenfleece
native
Shrub
2019 Bryant Baker
2019 Bryant Baker
2015 Hayley Ross
|
|
Helenium puberulum Rosilla, Sneezeweed
native
Perennial herb 
2021 Mike Russler
2019 Patrick Furtado
2018 Rachelle Gray
|
|
Heleochloa schoenoides Swamp grass, Swamp picklegrass, Swamp pricklegrass
non-native
Annual grass
2023 Ron Vanderhoff
2018 Ron Vanderhoff
2019 Ron Vanderhoff
|
|
Helianthella californica California helianthella
native
Perennial herb 
2019 Suzanne L. Weakley
2020 Julie A. Kierstead
2023 John Rawlings
|
|
Helianthemum scoparium Peak Rushrose
native
Shrub 
2018 Amy Rapport
2023 Ron Vanderhoff
2022 R.A. Chasey
|
|
Helianthemum scoparium var. vulgare Peak Rushrose
native
Shrub 
2020 Janice Kuch
2018 Ron Vanderhoff
2010 Ron Vanderhoff
|
|
Helianthus californicus California sunflower
native
Perennial herb 
2021 Mike Russler
2020 David Greenberger
2021 Mike Russler
|
|
Heliotropium curassavicum Chinese parsley, Heliotrope, Salt heliotrope
native
Perennial herb 
2019 Aaron Echols
2021 Mary Wloch
2019 Wyatt Dooley
|
|
Hemizonia congesta ssp. luzulifolia Hayfield tarweed, Woodrush tarweed
native
Annual herb 
2013 Arcangelo Wessells
2022 R.A. Chasey
2022 R.A. Chasey
|
|
Hemizonia fitchii Spikeweed
native
Annual herb 
2015 Steve Matson
2019 Julie Kierstead Nelson
2021 Mike Russler
|
|
Hemizonia kelloggii Kellogg's tarweed
native
Annual herb 
2021 Mike Russler
2023 R.A. Chasey
2021 Mike Russler
|
|
Hemizonia luzulaefolia ssp. rudis Hayfield tarweed, Woodrush tarweed
native
Annual herb
2013 Arcangelo Wessells
2022 R.A. Chasey
2022 R.A. Chasey
|
|
Herniaria cinerea Herniaria
non-native
Annual herb 
2016 Michael Mitchell
2016 Michael Mitchell
2016 Michael Mitchell
|
|
Herniaria hirsuta ssp. cinerea Herniaria
non-native
Annual herb
2016 Michael Mitchell
2016 Michael Mitchell
2016 Michael Mitchell
|
|
Hesperevax acaulis var. acaulis Dwarf evax, Stemless dwarf cudweed
native
Annual herb 
2022 joaquin hale
2022 joaquin hale
2022 joaquin hale
|
|
Hesperevax sparsiflora var. sparsiflora Erect dwarf cudweed, Few flowered evax
native
Annual herb
2020 Stacie Wolny
2020 R.A. Chasey
2022 R.A. Chasey
|
|
Hesperolinon disjunctum Coast range dwarf flax, Coast range western flax
native
Annual herb 
2019 Steve Matson
2019 Steve Matson
2019 Steve Matson
|
|
Hesperolinon micranthum Common dwarf flax, Small flower western flax, Small flowered dwarf flax
native
Annual herb 
2020 David Greenberger
2023 R.A. Chasey
2021 R.A. Chasey
|
|
Heterocodon rariflorum Few flowered heterocodon, Rareflower heterocodon, Western pear flower
native
Annual herb 
2022 Steve Matson
2022 Steve Matson
2022 Steve Matson
|
|
Heteromeles arbutifolia Christmas berry, Toyon
native
Shrub 
2015 James Gonsman
2017 Gary McDonald
2017 Gary McDonald
|
|
Heterotheca oregona var. scaberrima Oregon false goldenaster, Rough oregon goldenaster
native
Perennial herb
2017 Ken-ichi Ueda
2017 Christopher Hauser
2014 Richard Spellenberg
|
|
Heterotheca sessiliflora ssp. echioides Bristly goldenaster, Sessileflower false goldenaster
native
Perennial herb
2021 Mike Russler
2021 Mike Russler
2018 Ron Vanderhoff
|
|
Hirschfeldia incana Mediterranean hoary mustard, Short podded mustard, Summer mustard
• invasive non-native
Perennial herb
2017 Gary McDonald
2017 Gary McDonald
2022 Ron Vanderhoff
|
|
Hoita macrostachya California hemp, Large leather root
native
Perennial herb 
2020 Ron Vanderhoff
2022 Natalie McNear
2021 Julie King
|
|
Hoita orbicularis Creeping leather root, Round leaved psoralea, Roundleaf leather root
native
Perennial herb 
2015 Tim Miller
2018 Hunter Breck
2019 Shane Hanofee
|
|
Holcus lanatus Common velvetgrass, Velvet grass, Velvetgrass
• invasive non-native
Perennial grass 
2019 Bill Haley
2019 Bill Haley
2019 Bill Haley
|
|
Holocarpha heermannii Heermann's tarweed
native
Annual herb 
2018 Richard Spjut
2022 Cynthia Powell
2022 Cynthia Powell
|
|
Holocarpha virgata Narrow tarplant, Pitgland tarweed, Yellowflower tarweed
native
Annual herb 
2019 Steve Matson
2019 Steve Matson
2019 stephen rosenthal
|
|
Holodiscus discolor Cream bush, Ocean spray, Oceanspray
native
Shrub 
2017 Steve Matson
2017 Steve Matson
2022 Steve Matson
|
|
Holozonia filipes Greene's white crown, Holozonia, Whitecrown
native
Perennial herb 
2015 Steve Matson
2022 R.A. Chasey
2023 R.A. Chasey
|
|
Hordeum brachyantherum ssp. brachyantherum Meadow barley
native
Perennial grass 
2015 Steve Matson
2015 Steve Matson
2015 Steve Matson
|
|
Hordeum brachyantherum ssp. californicum California barley, California meadow barley
native
Perennial grass  2011 Steve Matson
 2011 Steve Matson
 2011 Steve Matson
|
|
Hordeum californicum California barley, California meadow barley
native
Perennial grass 2011 Steve Matson
2011 Steve Matson
2011 Steve Matson
|
|
Hordeum depressum Alkali barley, Dwarf barley, Low barley
native
Annual grass 
2017 Steve Matson
2017 Steve Matson
2017 Steve Matson
|
|
Hordeum geniculatum Barley, Mediterranean barley
non-native
Annual grass 
2018 Carolyn
2020 Paul Aigner
2017 Toni Corelli
|
|
Hordeum leporinum Farmer's foxtail, Foxtail barley, Hare barley
non-native
Annual grass 
2022 Ron Vanderhoff
2021 Al Keuter
2021 Ron Vanderhoff
|
|
Hordeum marinum ssp. gussoneanum Barley, Mediterranean barley
non-native
Annual grass
2018 Carolyn
2020 Paul Aigner
2017 Toni Corelli
|
|
Hordeum murinum ssp. leporinum Farmer's foxtail, Foxtail barley, Hare barley
non-native
Annual grass
2022 Ron Vanderhoff
2021 Al Keuter
2021 Ron Vanderhoff
|
|
Hypericum anagalloides Creeping st. john's wort, Tinker's penny
native
Annual, Perennial herb 
2019 Bob Sweatt
2020 Joaquin Hale
2021 Mike Russler
|
|
Hypochaeris glabra Smooth cat's ear
• invasive non-native
Annual herb 
2020 Ron Vanderhoff
2017 Gary McDonald
2019 Ron Vanderhoff
|
|
Idahoa scapigera Oldstem idahoa
native
Annual herb 
2021 David popp
2010 Norman Jensen
2006 Keir Morse
|
|
Iris macrosiphon Bowltube iris, Ground iris, Long tubed iris
native
Perennial herb 
2017 Steve Matson
2019 Steve Matson
2019 Steve Matson
|
|
Isoetes howellii Howell's quillwort, Quillwort
native
2022 Ken-ichi Ueda
2022 Ken-ichi Ueda
2023 R.A. Chasey
|
|
Isopyrum occidentale WESTERN RUE-ANEMONE, Western false rue anemone
native
Perennial herb 
2017 Steve Matson
2017 Steve Matson
2004 Steve Matson
|
|
Isopyrum stipitatum Siskiyou false rue anemone
native
Perennial herb 
2021 Steve Laymon
2020 Steve Laymon
2008 Keir Morse
|
|
Juglans californica var. hindsii Northern california black walnut
• rare native
Tree 
2016 Steve Matson
2016 Steve Matson
2018 Ron Vanderhoff
|
|
Juglans hindsii Northern california black walnut
• rare native
Tree
2016 Steve Matson
2016 Steve Matson
2018 Ron Vanderhoff
|
|
Juncus balticus Baltic rush, Wire rush
native
Perennial grasslike herb 
2015 Steve Matson
2015 Steve Matson
2019 Bonnie Nickel
|
|
Juncus bufonius Common toad rush, Toad rush
native
Annual grasslike herb 
2022 Steve Matson
2022 Steve Matson
2022 Steve Matson
|
|
Juncus effusus var. pacificus Pacific rush
native
Perennial grasslike herb 
2009 Toni Corelli
2021 R.A. Chasey
2021 John Rawlings
|
|
Juncus xiphioides Iris leaved rush, Irisleaf rush
native
Perennial grasslike herb 
2016 Erik Larsen
2017 Ron Vanderhoff
2023 R.A. Chasey
|
|
Juniperus californica California juniper
native
Shrub 
2019 Patrick Furtado
2017 Gary McDonald
2014 Ron Vanderhoff
|
|
Keckiella breviflora Bush beardtongue, Gaping keckiella
native
Shrub 
2012 Steve Matson
2019 Ramona Robison
2023 Karen Swift
|
|
Keckiella corymbosa Red beardtongue, Redwood keckiella
native
Shrub 
2021 Mary Ann Machi
2019 David Greenberger
2022 Ryan O'Dell
|
|
Kickxia elatine Sharp leaved fluellin, Sharp point fluellin, Sharpleaf cancerwort
non-native
Perennial herb 
2023 John Malpas
2018 Ron Vanderhoff
2016 Barbara Boethling
|
|
Koeleria cristata June grass, Prairie junegrass
native
Perennial grass 
2023 Helen Hancock
2015 Steve Matson
2015 Steve Matson
|
|
Koeleria macrantha June grass, Prairie junegrass
native
Perennial grass
2023 Helen Hancock
2015 Steve Matson
2015 Steve Matson
|
|
Kohlrauschia velutina Hairypink, Pink grass, Wilding pink
non-native
Annual herb 
2016 Bill Thiessen
2019 Joe Engelbrecht
2016 Andrew Longman
|
|
Lactuca saligna Narrow leaved wild lettuce, Willow lettuce, Willowleaf lettuce
non-native
Annual herb 
2021 Don Hollander
2019 Stacie Wolny
2021 Don Hollander
|
|
Lactuca serriola Prickly lettuce, Prickly wild lettuce
• invasive non-native
Annual herb 
2017 Gary McDonald
2017 Gary McDonald
2017 Gary McDonald
|
|
Lagophylla ramosissima Branched lagophylla, Common hareleaf
native
Annual herb 
2019 Diane Etchison
2021 Dee Shea Himes
2020 Ken Hickman
|
|
Lamarckia aurea Goldentop grass
non-native
Annual grass 
2017 B.J. Dion
2019 Ron Vanderhoff
2015 James Gonsman
|
|
Lamium amplexicaule Giraffe head, Henbit deadnettle
non-native
Annual herb 
2005 Steve Matson
2005 Steve Matson
2021 Mike Russler
|
|
Lasthenia californica California goldfields, Common goldfields, Valley goldfields
native
Annual herb 
2017 David Greenberger
2020 Susan White
2017 MCOSD EDRR
|
|
Lasthenia chrysostoma California goldfields
native
Annual herb
2021 Charles Russell
2022 Steve Matson
2015 Toni Corelli
|
|
Lasthenia glabrata Yellow rayed goldfields, Yellow rayed lasthenia, Yellowray goldfields
native
Annual herb 
2022 Morgan Stickrod
2020 Aaron Echols
2023 Ron Vanderhoff
|
|
Lathyrus jepsonii var. californicus California tule pea
native
Perennial herb 
2020 R.A. Chasey
2019 Esther Cole
2020 R.A. Chasey
|
|
Lathyrus latifolius Everlasting pea, Perennial pea, Perennial sweet pea
non-native
Perennial herb 
2020 Jutta Burger
2019 Cynthia Powell
2021 Sherry Adams
|
|
Lathyrus vestitus Bolander's pea, Common pacific pea, Pacific peavine
native
Perennial herb 
2018 Stacie Wolny
2019 Ron Vanderhoff
2019 Steve Conger
|
|
Lathyrus watsonii California tule pea
native
Perennial herb
2020 R.A. Chasey
2019 Esther Cole
2020 R.A. Chasey
|
|
Layia gaillardioides Woodland layia, Woodland tidytips
native
Annual herb 
2021 R.A. Chasey
2022 John Rawlings
2019 John Rawlings
|
|
Layia platyglossa Coastal tidytips
native
Annual herb 
2015 Amy Rapport
2019 Jenna T. B. Ekwealor
2017 Chris Mo
|
|
Lepidium draba Whitetop
• invasive non-native
Perennial herb
2020 Ron Vanderhoff
2021 Mike Russler
2020 Ron Vanderhoff
|
|
Lepidium nitidum Peppergrass, Shining pepper grass, Shining pepperweed
native
Annual herb 
2021 Steve Matson
2016 Steve Matson
2021 Steve Matson
|
|
Lessingia filaginifolia Common sandaster
native
Perennial herb
2022 Mike Russler
2018 Ron Vanderhoff
2019 Diane Etchison
|
|
Lessingia germanorum var. parvula Spring lessingia
• rare native
Annual herb 
2022 Mike Russler
2022 Mike Russler
2022 Mike Russler
|
|
Lessingia micradenia var. glabrata Smooth lessingia
• rare native
Annual herb 
2019 Ken Hickman
2020 R.A. Chasey
2019 Julia King
|
|
Lessingia ramulosa var. glabrata Smooth lessingia
• rare native
Annual herb
2019 Ken Hickman
2020 R.A. Chasey
2019 Julia King
|
|
Lessingia tenuis Spring lessingia
• rare native
Annual herb
2022 Mike Russler
2022 Mike Russler
2022 Mike Russler
|
|
Lewisia rediviva Bitter root
native
Perennial herb 
2020 Matt Berger
2023 Steve Conger
2018 Mitchell Coleman
|
|
Limnanthes douglasii Common meadowfoam, Douglas' meadowfoam
native
Annual herb 
2021 Alaine Arslan
2021 Jamie Spielmann
2021 Suzanne L. Weakley
|
|
Limosella acaulis Broad leaved mudwort, Owyhee mudwort, Southern mudwort
native
Annual herb 
2020 Steve Matson
2020 Steve Matson
2021 R.A. Chasey
|
|
Linanthus ambiguus Serpentine leptosiphon
• rare native
Annual herb 
2019 David Greenberger
2019 Paul Hankamp
2018 Elinor Gates
|
|
Linanthus androsaceus False babystars
native
Annual herb 
2010 Jeffrey Hapeman
2020 R.A. Chasey
2014 James Gonsman
|
|
Linanthus androsaceus ssp. luteus Variable linanthus
native
Annual herb 
2008 Keir Morse
2008 Keir Morse
2008 Keir Morse
|
|
Linanthus bicolor True babystars
native
Annual herb 
2008 Steve Matson
2008 Steve Matson
2008 Steve Matson
|
|
Linanthus dichotomus Evening snow, Eveningsnow
native
Annual herb 
2019 Jacob Smith
2019 Jacob Smith
2019 Jacob Smith
|
|
Linanthus grandiflorus Large flowered leptosiphon
• rare native
Annual herb 
2023 Suzanne L. Weakley
2017 David Greenberger
2022 Ron Vanderhoff
|
|
Linanthus liniflorus Narrowflower flaxflower
native
Annual herb 
2017 Aaron Echols
2022 Ron Vanderhoff
2023 Diana Wahl
|
|
Linanthus parviflorus Variable linanthus
native
Annual herb
2008 Keir Morse
2008 Keir Morse
2008 Keir Morse
|
|
Linanthus pygmaeus ssp. continentalis Pygmy linanthus
native
Annual herb 
2019 Steve Matson
2019 Steve Matson
2019 Steve Matson
|
|
Linaria canadensis Canada toadflax
native
Annual, Biennial herb 
2019 Mary Conway
2019 Mary Conway
2016 Keir Morse
|
|
Lippia nodiflora var. rosea Common lippia, Lippia, Turkey tangle frogfruit
native
Perennial herb 
2018 Ron Vanderhoff
2009 Ron Vanderhoff
2022 Donald Burk
|
|
Lithophragma affine Common woodland star, San francisco woodland star, Woodland star
native
Perennial herb 
2018 Steve Matson
2018 Steve Matson
2018 Steve Matson
|
|
Lithophragma heterophyllum Hill star, Hillside woodland star
native
Perennial herb 
2019 David Greenberger
2019 David Magney
2018 Ken Lunders
|
|
Lithophragma parviflorum Pink woodland star, Prairie star, Smallflower woodland star
native
Perennial herb 
2019 Gary McDonald
2022 Catherine Chang
2019 Bob Sweatt
|
|
Lolium multiflorum Italian rye grass
• invasive non-native
Annual, Perennial grass 
2019 Ron Vanderhoff
2017 Gary McDonald
2021 Ron Vanderhoff
|
|
Lolium perenne Italian rye grass
• invasive non-native
Annual, Perennial grass
2019 Ron Vanderhoff
2017 Gary McDonald
2021 Ron Vanderhoff
|
|
Lomatium californicum California lomatium, Celery weed
native
Perennial herb 
2022 Richard Sullivan
2021 Julie A. Kierstead
2020 R.A. Chasey
|
|
Lomatium caruifolium Alkali desertparsley, Alkali parsnip, Caraway leaved lomatium
native
Perennial herb 
2014 Steve Matson
2014 Steve Matson
2023 R.A. Chasey
|
|
Lomatium dasycarpum Hog fennel, Lace parsnip, Woolly fruited lomatium
native
Perennial herb 
2016 Steve Matson
2016 Steve Matson
2021 Paul Aigner
|
|
Lomatium macrocarpum Bigseed biscuitroot, Large fruited lomatium
native
Perennial herb 
2018 Gary McDonald
2022 John Rawlings
2013 Gary McDonald
|
|
Lomatium nudicaule Barestem biscuitroot, Pestle lomatium, Pestle parsnip
native
Perennial herb 
2020 Bob Sweatt
2020 Bob Sweatt
2022 Helen Hancock
|
|
Lomatium utriculatum Bladder parsnip, Common lomatium, Hog fennel
native
Perennial herb 
2006 Steve Matson
2019 Eliezer Margolis
2015 James Gonsman
|
|
Lonicera hispidula var. vacillans Pink honeysuckle
native
Vine, Shrub 
2022 Suzanne L. Weakley
2021 Cara Wilcox
2018 Diana Wahl
|
|
Lonicera interrupta Chaparral honeysuckle
native
Vine, Shrub 
2018 David Greenberger
2019 Julie Kierstead Nelson
2009 BOB CASE
|
|
Lonicera subspicata var. denudata Chaparral honeysuckle, Johnston's honeysuckle, Santa barbara honeysuckle
native
Shrub 
2019 Diane Etchison
2021 Ron Vanderhoff
2021 Ron Vanderhoff
|
|
Lonicera subspicata var. johnstonii Chaparral honeysuckle, Johnston's honeysuckle, Santa barbara honeysuckle
native
Shrub
2019 Diane Etchison
2021 Ron Vanderhoff
2021 Ron Vanderhoff
|
|
Lotus corniculatus Bird's foot trefoil, Birdfoot deervetch, Broadleaf birdsfoot trefoil
• invasive non-native
Perennial herb 
2005 Steve Matson
2014 Steve Matson
2014 Steve Matson
|
|
Lotus crassifolius Broad leaved lotus
native
Perennial herb 
2015 Steve Matson
2015 Steve Matson
2015 Steve Matson
|
|
Lotus humistratus hill lotus
native
Annual herb 
2005 Steve Matson
2005 Steve Matson
2018 Steve Matson
|
|
Lotus micranthus Hill lotus
native
Annual herb 
2008 Steve Matson
2005 Steve Matson
2008 Steve Matson
|
|
Lotus purshianus American bird's foot trefoil, Spanish lotus
native
Annual herb 
2019 Rachelle Gray
2013 Arcangelo Wessells
2020 Bob Sweatt
|
|
Lotus salsuginosus Coastal lotus
native
Annual herb 
2019 Diane Etchison
2023 Ron Vanderhoff
2020 Mary Conway
|
|
Lotus scoparius Deerweed
native
Perennial herb 
2021 Ron Vanderhoff
2019 Diane Etchison
2020 Ron Vanderhoff
|
|
Lotus strigosus Strigose lotus
native
Annual herb 
2016 Steve Matson
2009 Steve Matson
2016 Steve Matson
|
|
Lotus subpinnatus Wrangel lotus
native
Annual herb 
2016 Steve Matson
2016 Steve Matson
2016 Steve Matson
|
|
Lotus wrangelianus Wrangel lotus
native
Annual herb
2016 Steve Matson
2016 Steve Matson
2016 Steve Matson
|
|
Lupinus albifrons var. albifrons Silver bush lupine, Silver lupine
native
Shrub 
2012 Michael Mitchell
2020 Richard Spjut
2020 Susan McDougall
|
|
Lupinus albifrons var. collinus Silver bush lupine, Silver lupine, low growing silver lupine
native
Shrub 
2020 Hunter Breck
2021 Steve Matson
2016 Steve Matson
|
|
Lupinus bicolor Annual lupine, Bicolored lupine, Miniature lupine
native
Annual, Perennial herb 
2021 Ken Lunders
2022 Mike Russler
2019 Gary McDonald
|
|
Lupinus densiflorus Chick lupine, Dense flowered platycarpos, Whitewhorl lupine
native
Annual herb 
2014 Steve Matson
2014 Steve Matson
2014 Steve Matson
|
|
Lupinus latifolius Bigleaf lupine, Broad leaf lupine, Broadleaf lupine
native
Perennial herb 
2017 Steve Matson
2017 Steve Matson
2008 Steve Matson
|
|
Lupinus microcarpus var. densiflorus Chick lupine, Dense flowered platycarpos, Whitewhorl lupine
native
Annual herb
2014 Steve Matson
2014 Steve Matson
2014 Steve Matson
|
|
Lupinus microcarpus var. microcarpus Chick lupine, Valley lupine
native
Annual herb 
2006 Steve Matson
2006 Steve Matson
2006 Steve Matson
|
|
Lupinus subvexus Chick lupine, Valley lupine
native
Annual herb
2006 Steve Matson
2006 Steve Matson
2006 Steve Matson
|
|
Lupinus succulentus Arroyo lupine, Hollowleaf annual lupine, Succulent lupine
native
Annual herb 
2023 Andy Ford
2018 Stacie Wolny
2018 Stacie Wolny
|
|
Luzula comosa Common wood rush, Hairy wood rush, Pacific woodrush
native
Perennial grasslike herb 
2019 Matt Berger
2021 Steve Matson
2021 Steve Matson
|
|
Luzula subsessilis Pacific woodrush
native
Perennial grasslike herb 
2024 John Rawlings
2021 David popp
2021 David popp
|
|
Lythrum californicum California loosestrife, Common loosestrife
native
Perennial herb 
2017 Fred Melgert / Carla Hoegen
2020 Ron Vanderhoff
2017 David Wolfson
|
|
Lythrum hyssopifolia Hyssop loosestrife
• invasive non-native
Annual, Perennial herb 
2019 Diane Etchison
2021 Cynthia Powell
2020 Ron Vanderhoff
|
|
Madia elegans Common madia
native
Annual herb 
2021 Jamie Spielmann
2021 Mike Russler
2020 Diane Etchison
|
|
Madia exigua Little tarweed, Meager tarweed, Small tarweed
native
Annual herb 
2023 Dianne Lake
2023 Ron Vanderhoff
2021 Helen Hancock
|
|
Madia gracilis Grassy tarweed, Gumweed madia, Slender tarweed
native
Annual herb 
2022 Mike Russler
2021 Amber Bedgood
2019 Ron Vanderhoff
|
|
Mahonia pinnata California barberry, Coast barberry, Shiny leaf mahonia
native
Shrub
2021 Ron Vanderhoff
2022 Alice Cummings
2021 Ron Vanderhoff
|
|
Malacothamnus fasciculatus Chaparral bushmallow, Southern coastal bushmallow
native
Shrub 
2020 Aaron Echols
2020 Ron Vanderhoff
2017 David Magney
|
|
Malacothrix floccifera Woolly dandelion, Woolly desertdandelion, Woolly malacothrix
native
Annual herb 
2019 David Greenberger
2020 David Greenberger
2020 Kevin Janicki
|
|
Malus pumila Paradise apple
non-native
Tree 
2014 Ramona Robison
2018 Angelique Herman
2005 Louis-M. Landry
|
|
Malus sylvestris Paradise apple
non-native
Tree
2014 Ramona Robison
2018 Angelique Herman
2005 Louis-M. Landry
|
|
Malva nicaeensis Bull mallow
non-native
Annual herb 
2015 Mike Morales
2020 Ron Vanderhoff
2020 Ron Vanderhoff
|
|
Malva parviflora Cheeseweed mallow
non-native
Annual herb 
2022 Mike Russler
2022 Donald Burk
2022 Mike Russler
|
|
Malvella leprosa Alkali mallow
native
Perennial herb 
2023 Donald Burk
2019 Bonnie Nickel
2019 Bonnie Nickel
|
|
Marah fabaceus California man-root
native
Perennial herb, Vine 
2018 Gary McDonald
2018 MCOSD EDRR
2021 Cyril Guyot
|
|
Marrubium vulgare White horehound
• invasive non-native
Perennial herb 
©2013 Gary McDonald
2015 Diane Etchison
2018 Nancy Hamlett
|
|
Marsilea vestita Hairy waterclover
native
Fern 
2020 Ron Vanderhoff
2020 Ken Hickman
2020 Ron Vanderhoff
|
|
Matricaria matricarioides Pineapple weed
native
Annual herb
2008 Steve Matson
2008 Steve Matson
2018 Stacie Wolny
|
|
Meconella denticulata Small flowered meconella, Smallflower fairypoppy
native
Annual herb 
2019 Ron Vanderhoff
2019 Ron Vanderhoff
2012 Ron Vanderhoff
|
|
Medicago lupulina Black medick
non-native
Annual, Perennial herb 
2020 Ron Vanderhoff
2020 Ron Vanderhoff
2020 Ron Vanderhoff
|
|
Medicago polymorpha Bur clover, Bur medic, California burclover
• invasive non-native
Annual herb 
2019 Gary McDonald
2019 Gary McDonald
2019 Gary McDonald
|
|
Melica californica California melicgrass
native
Perennial grass 
2023 John Rawlings
2021 John Rawlings
2022 John Rawlings
|
|
Melica imperfecta California melic, Coast range melic, Small flowered melica
native
Perennial grass 
2020 Ron Vanderhoff
2021 Ron Vanderhoff
2020 Ron Vanderhoff
|
|
Melica torreyana Torrey melic, Torrey's melica, Torrey's melicgrass
native
Perennial grass 
2021 Toni Corelli
2019 John Rawlings
2017 MCOSD Restoration Crew
|
|
Melilotus indicus Annual yellow sweetclover, Sourclover
non-native
Annual herb 
2019 Randy Huey
2019 Randy Huey
2017 Rosalie Benitez
|
|
Melissa officinalis Bee balm, Common balm, Lemon balm
non-native
Perennial herb 
2022 R.A. Chasey
2021 R.A. Chasey
2021 Cara Wilcox
|
|
Mentha pulegium Pennyroyal
• invasive non-native
Perennial herb 
2014 James Gonsman
2022 R.A. Chasey
2015 Chris Jaster
|
|
Mentha spicata Spearmint
non-native
Perennial herb 
2022 Donald Burk
2022 Donald Burk
2023 Ron Vanderhoff
|
|
Mentzelia lindleyi Lindley's blazing star, Lindley's blazingstar
native
Annual herb 
2020 Karen Swift
2021 Vivian Krug Cotton
2020 Joerg Lohse
|
|
Micropus californicus Cotton top, Micropus, Q tips
native
Annual herb 
2006 Steve Matson
2006 Steve Matson
2021 Ron Vanderhoff
|
|
Microseris douglasii Douglas' microseris, Douglas' silverpuffs
native
Annual herb 
2017 Steve Matson
2017 Steve Matson
2017 Steve Matson
|
|
Microseris heterocarpa Grassland stebbinsoseris
native
Annual herb 
2019 Ron Vanderhoff
2019 Ron Vanderhoff
2017 Diane Etchison
|
|
Microseris linearifolia Silver puffs, Uropappus
native
Annual herb 
2019 Zack Abbey
2019 Ron Vanderhoff
2016 Ron Vanderhoff
|
|
Microsteris gracilis Slender phlox
native
Annual herb 
2003 Steve Matson
2016 Steve Matson
2003 Steve Matson
|
|
Mimetanthe pilosa Snouted monkey flower
native
Annual herb 
2017 Steve Matson
2019 Matt Berger
2017 Steve Matson
|
|
Mimulus aurantiacus Orange Bush Monkeyflower
native
Shrub 
2023 Bill Kress
2019 Stacie Wolny
2019 Gary McDonald
|
|
Mimulus bolanderi Bolander's monkeyflower
native
Annual herb 
2022 Mike Russler
2022 Mike Russler
2023 Mike Russler
|
|
Mimulus cardinalis Cardinal monkey flower
native
Perennial herb 
2014 James Gonsman
2023 Steve Conger
2021 Mike Russler
|
|
Mimulus congdonii Congdon's monkeyflower
native
Annual herb 
2024 Mike Russler
2006 Steve Matson
2024 Mike Russler
|
|
Mimulus douglasii Purple mouse ears
native
Annual herb 
2023 Timothy Boomer
2023 Timothy Boomer
2023 Timothy Boomer
|
|
Mimulus floribundus Many flowered monkeyflower
native
Annual herb 
2021 Mike Russler
2019 Diane Etchison
2021 Mike Russler
|
|
Mimulus guttatus Seep monkey flower, Yellow monkey flower
native
Annual, Perennial herb (rhizomatous) 
2019 Stacie Wolny
2015 James Gonsman
2019 Stacie Wolny
|
|
Mimulus pilosus Snouted monkey flower
native
Annual herb
2017 Steve Matson
2019 Matt Berger
2017 Steve Matson
|
|
Minuartia californica California Sandwort
native
Annual herb 
2021 Steve Matson
2021 Steve Matson
2021 David popp
|
|
Minuartia douglasii Douglas' Stitchwort
native
Annual herb 
2022 Steve Matson
2019 Stacie Wolny
2021 R.A. Chasey
|
|
Monardella villosa Coyote mint
native
Perennial herb 
2020 Mary Sue Ittner
2019 Patrick Furtado
2019 Patricia Ashe
|
|
Monolopia gracilens Woodland monolopia
• rare native
Annual herb 
2015 Al Keuter
2023 R.A. Chasey
2019 Ken Hickman
|
|
Montia fontana Annual water minerslettuce, Water chickweed, Water montia
native
Annual herb 
2023 Alaine Arslan
2023 Alaine Arslan
2006 Steve Matson
|
|
Montia fontana ssp. amporitana Annual water minerslettuce, Water chickweed, Water montia
native
Annual herb
2023 Alaine Arslan
2023 Alaine Arslan
2006 Steve Matson
|
|
Montia gypsophiloides Gypsum spring beauty, Gypsum springbeauty
native
Annual herb
2021 Miao Ling He
2019 William Lundgren
2023 R.A. Chasey
|
|
Montia perfoliata Claytonia, Miner's lettuce
native
Annual herb
2008 Steve Matson
2008 Steve Matson
2008 Steve Matson
|
|
Myriophyllum sibiricum Shortspike watermilfoil, Siberian milfoil, Siberian water milfoil
native
Perennial herb (aquatic) 
2008 Steve Matson
2008 Steve Matson
2015 Steve Matson
|
|
Myriophyllum spicatum ssp. exalbescens Shortspike watermilfoil, Siberian milfoil, Siberian water milfoil
native
Perennial herb (aquatic)
2008 Steve Matson
2008 Steve Matson
2015 Steve Matson
|
|
Nasturtium officinale Watercress
native
Perennial herb (aquatic) 
2019 Patrick Furtado
2019 Diane Etchison
2012 Steve Matson
|
|
Navarretia atractyloides Holly leaf navarretia, Hollyleaf pincushionplant
native
Annual herb 
2019 Diane Etchison
2010 George Butterworth
2019 Ken Hickman
|
|
Navarretia intertexta ssp. intertexta Interwoven navarretia, Needleleaf navarretia
native
Annual herb 
2019 David Greenberger
2019 Bob Sweatt
2022 Bob Sweatt
|
|
Navarretia mellita Honeyscented pincushionplant, Skunk navarretia
native
Annual herb 
2019 Steve Matson
2019 Steve Matson
2019 Steve Matson
|
|
Navarretia squarrosa Skunkbush, Skunkweed
native
Annual herb 
2019 Marisa Persaud
2019 Patrick Furtado
2022 Suzanne L. Weakley
|
|
Nemophila menziesii ssp. atomaria Baby blue eyes
native
Annual herb 
2021 Steve Matson
2021 Steve Matson
2021 Steve Matson
|
|
Nemophila parviflora Small flowered nemophila, Smallflower nemophila
native
Annual herb 
2022 Dana York
2022 John Rawlings
2022 Eric Koberle
|
|
Nicotiana acuminata var. multiflora Many flowered tobacco, Manyflower tobacco, Tobacco
non-native
Annual herb 
2023 Mike Russler
2019 Michelle Karle
2023 R.A. Chasey
|
|
Oemleria cerasiformis Indian plum, Oso berry
native
Shrub 
2019 Margo Bors
2019 Stacie Wolny
2023 David Wolfson
|
|
Oenothera cruciata Grassland suncup, Lakebed sun cup
native
Annual herb  2022 Ryan O'Dell
 2021 Ryan O'Dell
 2022 Ryan O'Dell
|
|
Oenothera graciliflora Hill sun cup
native
Annual herb
2021 Charles Russell
2010 Richard Spjut
2016 Richard Spjut
|
|
Olea europaea Olive
• invasive non-native
Tree, Shrub 
2022 Donald Burk
2021 Thomas Reyes
2022 Ron Vanderhoff
|
|
Orobanche californica ssp. californica Broomrape
native
Perennial herb (parasitic) 
2017 David Greenberger
2016 Andrea Pickart
2009 Toni Corelli
|
|
Orobanche californica ssp. jepsonii Jepson's california broom rape
native
Perennial herb (parasitic) 
2019 Ken Hickman
2018 Brian and Eileen Keelan
2019 Ken Hickman
|
|
Orobanche fasciculata Clustered broomrape
native
Perennial herb (parasitic) 
2016 Jim Xerogeanes
2016 Jim Xerogeanes
2023 Mary Ann Machi
|
|
Orobanche grayana var. jepsonii Jepson's california broom rape
native
Perennial herb (parasitic)
2019 Ken Hickman
2018 Brian and Eileen Keelan
2019 Ken Hickman
|
|
Orobanche uniflora Purple broomrape
Annual herb 
2022 Helen Hancock
2023 Katie O'Hara-Kelly
2022 Dana York
|
|
Orthocarpus attenuatus Narrow leaved owl's clover, Valley tassels
native
Annual herb
2019 Timothy Boomer
2019 Timothy Boomer
2022 Mike Russler
|
|
Orthocarpus densiflorus Dense flower owl's clover, Denseflower indian paintbrush
native
Annual herb
2023 Caitlin Kreutz
2019 David Greenberger
2016 Andrew Longman
|
|
Orthocarpus purpurascens Exserted indian paintbrush, Pale purple owlclover, Purple owl's clover
native
Annual herb 
2020 David Greenberger
2019 Ron Vanderhoff
2023 Ron Vanderhoff
|
|
Oryzopsis miliacea Smilo grass
non-native
Perennial grass 
2021 Ron Vanderhoff
2020 Ron Vanderhoff
2022 Ron Vanderhoff
|
|
Osmaronia cerasiformis Indian plum, Oso berry
native
Shrub
2019 Margo Bors
2019 Stacie Wolny
2023 David Wolfson
|
|
Osmorhiza brachypoda California sweet cicely, California sweetcicely
native
Perennial herb 
2017 Aaron Echols
2020 Ron Vanderhoff
2022 Ron Vanderhoff
|
|
Osmorhiza chilensis Sweet cicely
native
Perennial herb 
2006 Steve Matson
2006 Steve Matson
2006 Steve Matson
|
|
Osmorhiza nuda Sweet cicely
native
Perennial herb
2006 Steve Matson
2006 Steve Matson
2006 Steve Matson
|
|
Parietaria floridana Pelitory, Pellitory, Rillita pellitory
native
Annual herb 
2022 Matt Berger
2019 Ron Vanderhoff
2021 Ron Vanderhoff
|
|
Parietaria hespera Pelitory, Pellitory, Rillita pellitory
native
Annual herb
2022 Matt Berger
2019 Ron Vanderhoff
2021 Ron Vanderhoff
|
|
Paspalum dilatatum Dallis grass, Dallisgrass
non-native
Perennial grass 
2018 Ron Vanderhoff
2017 Barbara Boethling
2021 Ron Vanderhoff
|
|
Paspalum distichum Knot grass, Knotgrass
native
Perennial grass 
2011 Steve Matson
2017 Ron Vanderhoff
2017 Ron Vanderhoff
|
|
Pectocarya pusilla Little gruvelia
native
Annual herb 
2022 Steve Matson
2022 Steve Matson
2022 Steve Matson
|
|
Pedicularis densiflora Warrior's plume, Indian warrior
native
Perennial herb 
2015 Dee Warenycia
2019 Jason Mills
2017 Joshua Borkowski
|
|
Pellaea andromedifolia Coffee cliffbrake, Coffee fern
native
Fern 
2023 Steve Conger
2021 Steve Matson
2021 Mike Russler
|
|
Pellaea mucronata Bird's foot fern, Birdfoot cliffbrake, Birdfoot fern
native
Fern 
2012 Ron Vanderhoff
2022 Helen Hancock
2023 Julia Markey
|
|
Penstemon breviflorus Gaping keckiella, Gaping penstemon
native
Shrub 
2016 Steve Matson
2016 Steve Matson
2016 Steve Matson
|
|
Penstemon corymbosus Red beardtongue, Redwood keckiella
native
Shrub
2021 Mary Ann Machi
2019 David Greenberger
2022 Ryan O'Dell
|
|
Penstemon grinnellii ssp. scrophularioides Grinnell's beardtongue
native
Perennial herb 
2015 Judy and Barry Breckling
2021 Dee Shea Himes
2015 Judy and Barry Breckling
|
|
Penstemon heterophyllus Bunchleaf penstemon, Foothill penstemon
native
Perennial herb 
2016 Michael Mitchell
2021 Charles Russell
2020 Alexander Darnielle
|
|
Pentachaeta exilis Meager pygmydaisy, Slender pentachaeta
native
Annual herb 
2019 David Greenberger
2022 Mike Russler
2022 Mike Russler
|
|
Pentagramma triangularis Gold back fern, Goldenback fern
native
Fern 
2021 Ron Vanderhoff
2021 Mike Russler
2024 Steve Conger
|
|
Perideridia californica California yampah
native
Perennial herb 
2018 Gary McDonald
2022 Helen Hancock
2013 Gary McDonald
|
|
Perideridia kelloggii Kellogg's yampah, Yampah
native
Perennial herb 
2022 Suzanne L. Weakley
2023 Ryan O'Dell
2022 R.A. Chasey
|
|
Petrorhagia dubia Hairypink, Pink grass, Wilding pink
non-native
Annual herb
2016 Bill Thiessen
2019 Joe Engelbrecht
2016 Andrew Longman
|
|
Phacelia breweri Brewer's phacelia
native
Annual herb 
2021 Helen Hancock
2022 Helen Hancock
2022 Helen Hancock
|
|
Phacelia cicutaria Caterpillar phacelia
native
Annual herb 
2019 Ron Vanderhoff
2016 Julie Watson
2014 Diane Etchison
|
|
Phacelia imbricata Imbricate phacelia
native
Perennial herb 
2019 Steve Matson
2019 Steve Matson
2019 Steve Matson
|
|
Phacelia phacelioides Mt. Diablo phacelia
• rare native
Annual herb 
2019 Steve Matson
2019 Steve Matson
2019 Steve Matson
|
|
Phacelia ramosissima Branching phacelia
native
Perennial herb 
2005 Steve Matson
2022 Rosalind Helfand
2020 Ron Vanderhoff
|
|
Phacelia rattanii Rattan's phacelia
native
Annual herb 
2022 Dee Shea Himes
2022 Dee Shea Himes
2020 Ken Hickman
|
|
Phalaris aquatica Bulbous canarygrass, Harding grass
• invasive non-native
Perennial grass 
2018 Thomas Reyes
2021 Lenihan Mazur
2022 Lenihan Mazur
|
|
Phalaris arundinacea Reed canarygrass
native
Perennial grass 
2018 Michelle Forys
2020 Donald Burk
2022 Dianne Lake
|
|
Phalaris minor Little seed canarygrass, Littleseed canarygrass, Mediterranean canarygrass
non-native
Annual grass 
2014 Steve Matson
2014 Steve Matson
2014 Steve Matson
|
|
Phleum pratense Common timothy, Cultivated timothy, Timothy
non-native
Perennial grass 
2013 BOB CASE
2019 Julie Kierstead Nelson
2021 Emily R. Allen
|
|
Phlox gracilis Slender phlox
native
Annual herb
2003 Steve Matson
2016 Steve Matson
2003 Steve Matson
|
|
Pholistoma auritum Blue fiestaflower, Fiesta flower
native
Annual herb 
2014 Steve Matson
2014 Steve Matson
2014 Steve Matson
|
|
Phoradendron villosum Mistletoe
native
Shrub (parasitic) 
2022 David popp
2020 R.A. Chasey
2021 R.A. Chasey
|
|
Photinia arbutifolia Christmas berry, Toyon
native
Shrub
2015 James Gonsman
2017 Gary McDonald
2017 Gary McDonald
|
|
Phyla nodiflora Common lippia, Lippia, Turkey tangle frogfruit
native
Perennial herb
2018 Ron Vanderhoff
2009 Ron Vanderhoff
2022 Donald Burk
|
|
Physocarpus capitatus Ninebark, Pacific ninebark, Western ninebark
native
Shrub 
2020 Helen Hancock
2018 Julian Geoghegan
2019 Julie Kierstead Nelson
|
|
Pickeringia montana Montana chaparral pea
native
Shrub 
2019 Stacie Wolny
2019 Stacie Wolny
2018 Eliezer Margolis
|
|
Picris echioides Bristly ox-tongue
• invasive non-native
Annual, Perennial herb 
2016 Hayley Ross
2019 Rachelle Gray
2012 Elizabeth Brusati
|
|
Pinus ponderosa Ponderosa pine, Western yellow pine
native
Tree 
2021 David popp
2019 David popp
2022 Cynthia Powell
|
|
Pinus sabiniana Bull pine, California foothill pine, Gray pine
native
Tree 
2022 Cynthia Powell
2019 Cynthia Powell
2021 R.A. Chasey
|
|
Piperia elegans Coast piperia, Elegant piperia, Elegant rein orchid
native
Perennial herb 
2018 Alexandra Kookootsedes
2023 Steve Conger
2022 Hunter Breck
|
|
Piperia unalascensis Alaska piperia, Alaska rein orchid, Rein orchid
native
Perennial herb
2006 Steve Matson
2022 Steve Matson
2019 Ron Vanderhoff
|
|
Piptatherum miliaceum Smilo grass
• invasive non-native
Perennial grass 
2022 Donald Burk
2009 Keir Morse
2022 Donald Burk
|
|
Pityrogramma triangularis Gold back fern
native
Fern 
2008 Steve Matson
2008 Steve Matson
2019 Gary McDonald
|
|
Plagiobothrys bracteatus Bracted allocarya, Bracted popcorn flower, Bracted popcornflower
native
Annual herb 
2023 R.A. Chasey
2023 R.A. Chasey
2023 R.A. Chasey
|
|
Plagiobothrys canescens Grey popcorn flower, Valley popcorn flower, Valley popcornflower
native
Annual herb 
2022 Catherine Chang
2016 Steve Matson
2016 Steve Matson
|
|
Plagiobothrys fulvus Common popcorn flower, Fulvous popcorn flower, Fulvous popcornflower
native
Annual herb 
2016 Steve Matson
2022 Steve Matson
2022 Steve Matson
|
|
Plagiobothrys fulvus var. campestris Common popcorn flower, Fulvous popcornflower, Tawny popcorn flower
native
Annual herb
2016 Steve Matson
2016 Steve Matson
2016 Steve Matson
|
|
Plagiobothrys nothofulvus Rusty haired popcorn flower, Rusty popcorn flower, Rusty popcornflower
native
Annual herb 
2011 Steve Matson
2011 Steve Matson
2015 Steve Matson
|
|
Plantago erecta California plantain, Dotseed plantain, Foothill plantain
native
Annual herb 
2008 Steve Matson
2022 Steve Matson
2022 Steve Matson
|
|
Plantago hookeriana var. californica California plantain, Dotseed plantain, Foothill plantain
native
Annual herb
2008 Steve Matson
2022 Steve Matson
2022 Steve Matson
|
|
Plantago lanceolata English plantain, Narrow leaved plantain, Ribgrass
• invasive non-native
Perennial herb 
2017 Gary McDonald
2019 Joe Engelbrecht
2021 Ken Lunders
|
|
Plantago major Common plantain
non-native
Perennial herb 
2019 Bob Sweatt
2022 Diana Wahl
2020 Ryan Carle
|
|
Platanus racemosa California sycamore, Western sycamore
native
Tree 
2021 Ron Vanderhoff
2018 Ron Vanderhoff
2019 Rachelle Gray
|
|
Platystemon californicus Cream cups, Creamcups
native
Annual herb 
2019 Diane Etchison
2022 John L. Thompson
2022 John L. Thompson
|
|
Plectritis brachystemon Shortspur seablush
native
Annual herb 
2023 Catherine Chang
2005 Steve Matson
2018 Gail Johnson
|
|
Plectritis ciliosa Long spurred plectritis, Longspur seablush
native
Annual herb 
2022 Steve Matson
2005 Steve Matson
2022 Steve Matson
|
|
Plectritis congesta Sea blush, Shortspur seablush
native
Annual herb 
2023 Helen Hancock
2023 Catherine Chang
2023 Helen Hancock
|
|
Plectritis macrocera Long horn plectritis, Longhorn plectritis, White plectritis
native
Annual herb 
2019 Gary McDonald
2020 Bob Sweatt
2020 Susan McDougall
|
|
Poa bolanderi ssp. howellii Howell's blue grass, Howell's bluegrass
native
Annual grass 
2018 Ken Hickman
2020 Ken Hickman
2020 Ken Hickman
|
|
Poa bulbosa Bulbous blue grass, Bulbous bluegrass
non-native
Perennial grass 
2020 Julie A. Kierstead
2019 Stephany Dery
2020 Thomas Reyes
|
|
Poa howellii Howell's blue grass, Howell's bluegrass
native
Annual grass
2018 Ken Hickman
2020 Ken Hickman
2020 Ken Hickman
|
|
Poa pratensis Kentucky blue grass, Kentucky bluegrass
• invasive non-native
Perennial grass 
2013 Andrea Williams
2008 Keir Morse
2013 Andrea Williams
|
|
Poa scabrella One sided blue grass, Pine bluegrass, Sandberg's bluegrass
native
Perennial grass 
2018 Ron Vanderhoff
2018 Ron Vanderhoff
2018 Ron Vanderhoff
|
|
Poa secunda One sided blue grass, Pine bluegrass, Sandberg bluegrass
native
Perennial grass 
2019 Rachelle Gray
2019 Paul Aigner
2020 Paul Aigner
|
|
Pogogyne serpylloides Thyme leaf mesa mint, Thymeleaf mesamint
native
Annual herb 
2020 Stacie Wolny
2022 R.A. Chasey
2020 Stacie Wolny
|
|
Polygonum arenastrum Prostrate knotweed
non-native
Annual, Perennial herb 
2016 Barbara Boethling
2021 Ron Vanderhoff
2014 Richard Chasey
|
|
Polygonum lapathifolium Common knotweed
native
Annual herb 
2020 Ron Vanderhoff
2017 Ron Vanderhoff
2020 Ron Vanderhoff
|
|
Polygonum punctatum Dotted smartweed
native
Perennial herb 
2018 Ron Vanderhoff
2018 Ron Vanderhoff
2022 Helen Hancock
|
|
Polypodium californicum California polypody
native
Fern 
2020 Ron Vanderhoff
2021 Ron Vanderhoff
2023 Keir Morse
|
|
Polypogon australis Chilean beard grass, Chilean rabbitsfoot grass
non-native
Perennial grass 
2018 Elliot Gunnison
2020 David popp
2018 Elliot Gunnison
|
|
Polypogon interruptus Ditch beard grass, Ditch rabbitsfoot grass
non-native
Perennial grass 
2022 John Rawlings
2022 John Rawlings
2020 Ron Vanderhoff
|
|
Polypogon monspeliensis Annual beard grass, Rabbitsfoot grass
• invasive non-native
Annual grass 
2008 Steve Matson
2014 Steve Matson
2008 Steve Matson
|
|
Polystichum munitum ssp. imbricans Narrowleaf swordfern, Rock sword fern
native
Fern 
2018 David popp
2014 Ron Vanderhoff
2016 Ron Vanderhoff
|
|
Populus balsamifera ssp. trichocarpa Black cottonwood
native
Tree 
2019 Ron Vanderhoff
2012 Steve Matson
2012 Steve Matson
|
|
Populus fremontii Fremont cottonwood
native
Tree 
2018 Julie Kierstead Nelson
2023 Cynthia Powell
2019 Hailey Laskey
|
|
Populus trichocarpa Black cottonwood
native
Tree
2019 Ron Vanderhoff
2012 Steve Matson
2012 Steve Matson
|
|
Potamogeton illinoensis Illinois pondweed, Pondweed, Shining pondweed
native
Perennial herb (aquatic) 
2014 Robert L. Carr
2014 Robert L. Carr
2014 Robert L. Carr
|
|
Potamogeton natans Floating leaved pondweed, Floating pondweed
native
Perennial herb (aquatic) 
2006 Steve Matson
2006 Steve Matson
2006 Steve Matson
|
|
Potamogeton pectinatus Sago pondweed
native
Perennial herb (aquatic) 
2021 Ron Vanderhoff
2021 Ron Vanderhoff
2021 Ron Vanderhoff
|
|
Potentilla glandulosa Sticky cinquefoil
native
Perennial herb 
2020 Mary Conway
2019 Diane Etchison
2020 Diane Etchison
|
|
Prunus amygdalus Domestic almond, Sweet almond
non-native
Tree 
2012 Wes Gray
2022 Donald Burk
2021 David popp
|
|
Prunus dulcis Domestic almond, Sweet almond
non-native
Tree
2012 Wes Gray
2022 Donald Burk
2021 David popp
|
|
Prunus ilicifolia Holly leaf cherry, Holly leaved cherry, Hollyleaf cherry
native
Tree, Shrub 
2022 David Strauch
2019 Marisa Persaud
2019 Bryant Baker
|
|
Prunus virginiana var. demissa Chokecherry, Western choke cherry, Western chokecherry
native
Tree, Shrub 
2005 Steve Matson
2005 Steve Matson
2020 Susan McDougall
|
|
Psilocarphus brevissimus var. multiflorus Delta woolly marbles, Dwarf woollyheads
• rare native
Annual herb 
2018 David Greenberger
2019 Elliot Gunnison
|
|
Psoralea macrostachya California hemp, Large leather root
native
Perennial herb
2020 Ron Vanderhoff
2022 Natalie McNear
2021 Julie King
|
|
Psoralea orbicularis Creeping leather root, Round leaved psoralea, Roundleaf leather root
native
Perennial herb
2015 Tim Miller
2018 Hunter Breck
2019 Shane Hanofee
|
|
Psoralea physodes California tea, Common rupertia, Forest scurfpea
native
Perennial herb 
2023 R.A. Chasey
2023 Steve Conger
2020 R.A. Chasey
|
|
Ptelea crenulata California hoptree, Hop tree, Western hoptree
native
Tree, Shrub 
2022 BOB CASE
2021 Suzanne L. Weakley
2018 Bill Haley
|
|
Pteridium aquilinum var. pubescens Hairy brackenfern, Western bracken fern
native
Fern 
2019 Ron Vanderhoff
2019 Ron Vanderhoff
2022 Bob Sweatt
|
|
Pterostegia drymarioides Fairy mist, Woodland threadstem
native
Annual herb 
2016 Steve Matson
2016 Steve Matson
2005 Steve Matson
|
|
Pyracantha angustifolia Narrowleaf firethorn
• invasive non-native
Shrub 
2018 Abbot Chambers
2019 Abbot Chambers
2018 Chris Qian
|
|
Quercus agrifolia California live oak, Coast live oak
native
Tree 
2019 Patrick Furtado
2022 Andy Ford
2018 Marcyn Del Clements
|
|
Quercus berberidifolia Inland scrub oak
native
Tree 
2022 David Strauch
2020 Cynthia Keiser
2020 Cynthia Keiser
|
|
Quercus chrysolepis Canyon live oak, Canyon oak, maul oak, goldcup oak, Gold cup oak
native
Tree 
2017 Aaron Sunshine
2020 R.A. Chasey
2018 joaquin hale
|
|
Quercus dumosa Coastal sage scrub oak, Nuttall's scrub oak
• rare native
Shrub 
2023 Ron Vanderhoff
2022 Ron Vanderhoff
2012 Ron Vanderhoff
|
|
Quercus kelloggii Black oak, California black oak
native
Tree 
2020 Kim Cabrera
2021 Emily Sluiman
2023 Ryan O'Dell
|
|
Quercus lobata California white oak, Valley oak
native
Tree 
2023 Helen Hancock
2021 Cynthia Powell
2023 Suzanne L. Weakley
|
|
Quercus wislizenii Interior live oak, chapparal oak
native
Tree, Shrub 
2019 Ron Vanderhoff
2019 Ron Vanderhoff
2019 Barbara Brydolf
|
|
Rafinesquia californica California chicory, California plumseed
native
Annual herb 
2019 David Greenberger
2021 Ron Vanderhoff
2017 Steve Matson
|
|
Ranunculus aquatilis var. capillaceus white water butter cup
native
Perennial herb (aquatic) 
2016 Ken Lunders
2007 Steve Matson
2022 Jonathan Widdicombe
|
|
Ranunculus californicus California buttercup
native
Perennial herb 
2016 Steve Matson
2016 Steve Matson
2016 Steve Matson
|
|
Ranunculus hebecarpus Delicate buttercup, Pubescent fruited buttercup, Slender annual buttercup
native
Annual herb 
2019 Ron Vanderhoff
2021 Ron Vanderhoff
2019 Ron Vanderhoff
|
|
Ranunculus muricatus Buttercup, Pricklefruit buttercup, Spiny buttercup
non-native
Annual, Perennial herb 
2023 R.A. Chasey
2023 Alaine Arslan
2009 Julie A. Kierstead
|
|
Raphanus sativus Cultivated radish, Jointed charlock, Wild radish
• invasive non-native
Annual, Biennial herb 
2017 Lisa Miller
2020 Ron Vanderhoff
2023 Julia Markey
|
|
Rhamnus californica ssp. tomentella Hoary coffeeberry
native
Shrub 
2020 R.A. Chasey
2016 Ron Vanderhoff
2023 Ron Vanderhoff
|
|
Rhamnus crocea Redberry buckthorn
native
Shrub 
2011 Michael Mitchell
2022 Ron Vanderhoff
2019 Ron Vanderhoff
|
|
Rhamnus crocea ssp. ilicifolia Evergreen buckthorn, Hollyleaf redberry
native
Shrub 
2016 Steve Matson
2016 Steve Matson
2006 Steve Matson
|
|
Rhamnus ilicifolia Evergreen buckthorn, Hollyleaf redberry
native
Shrub
2016 Steve Matson
2016 Steve Matson
2006 Steve Matson
|
|
Rhamnus tomentella Hoary coffeeberry
native
Shrub
2020 R.A. Chasey
2016 Ron Vanderhoff
2023 Ron Vanderhoff
|
|
Rhus diversiloba Poison oak, Poisonoak, Western Poison Oak
native
Vine, Shrub 
2020 Ron Vanderhoff
2019 Randy Huey
2021 Bryant Baker
|
|
Ribes californicum California gooseberry, Hillside gooseberry
native
Shrub 
2020 Sue Graue
2018 Gary McDonald
2019 Sue Graue
|
|
Ribes malvaceum Chaparral currant
native
Shrub 
2020 Bryant Baker
2020 Bryant Baker
2020 Bryant Baker
|
|
Ribes menziesii var. leptosmum Canyon gooseberry
native
Shrub 
2018 Rebecca Schoenenberger
2019 Michael Mitchell
2020 Susan McDougall
|
|
Ribes menziesii var. menziesii Canyon gooseberry
native
Shrub
2018 Rebecca Schoenenberger
2019 Michael Mitchell
2020 Susan McDougall
|
|
Ribes quercetorum Foothill gooseberry, Oak gooseberry, Rock gooseberry
native
Shrub 
2020 Susan McDougall
2016 Steve Matson
2020 Susan McDougall
|
|
Ribes speciosum Fuchsia flowered gooseberry, Fuchsiaflower gooseberry
native
Shrub 
2022 David Chipping
2021 Ron Vanderhoff
2021 Ron Vanderhoff
|
|
Rigiopappus leptocladus Rigiopappus, Wire weed, Wireweed
native
Annual herb 
2019 Ken Hickman
2021 Steve Laymon
2022 John Rawlings
|
|
Robinia pseudoacacia Black locust
• invasive non-native
Tree 
2021 Ron Vanderhoff
2021 David Wolfson
2015 Ron Vanderhoff
|
|
Rorippa curvisiliqua Curvepod yellow cress, Curvepod yellowcress, Western yellow cress
native
Annual, Perennial herb 
2020 Ron Vanderhoff
2023 Ron Vanderhoff
2023 Ron Vanderhoff
|
|
Rorippa nasturtium-aquaticum Watercress
native
Perennial herb (aquatic)
2019 Patrick Furtado
2019 Diane Etchison
2012 Steve Matson
|
|
Rosa californica California wild rose, California wildrose
native
Shrub 
2022 Suzanne L. Weakley
2022 Suzanne L. Weakley
2020 R.A. Chasey
|
|
Rosa gymnocarpa Dwarf rose, Baldhip rose
native
Shrub 
2012 Michael Mitchell
2012 Michael Mitchell
2017 David popp
|
|
Rosa spithamea var. sonomensis Ground rose, Sonoma rose
native
Shrub 
2021 David Gowen
1973 Geoff Burleigh
2020 David Krause
|
|
Rosa spithamea var. spithamea Ground rose, Sonoma rose
native
Shrub
2021 David Gowen
1973 Geoff Burleigh
2020 David Krause
|
|
Rubus armeniacus Himalayan blackberry, black berry, Armenian blackberry
• invasive non-native
Shrub 
2014 James Gonsman
2020 Julie A. Kierstead
2018 Richard Spjut
|
|
Rubus procerus Himalayan blackberry, black berry, Armenian blackberry
• invasive non-native
Shrub
2014 James Gonsman
2020 Julie A. Kierstead
2018 Richard Spjut
|
|
Rubus ursinus California blackberry, Pacific blackberry
native
Vine, Shrub 
2018 Ken Lunders
2019 Ron Vanderhoff
2015 Kelli Kallenborn
|
|
Rubus vitifolius California blackberry, Pacific blackberry
native
Vine, Shrub
2018 Ken Lunders
2019 Ron Vanderhoff
2015 Kelli Kallenborn
|
|
Rumex acetosella Common sheep sorrel
• invasive non-native
Perennial herb 
2017 Gary McDonald
2008 Steve Matson
2019 Patrick Furtado
|
|
Rumex conglomeratus Clustered dock, Green dock
non-native
Perennial herb 
2020 Ron Vanderhoff
2023 Ron Vanderhoff
2023 Ron Vanderhoff
|
|
Rumex crispus Curly dock, Curly leaved dock, Rhubarb
• invasive non-native
Perennial herb 
2018 Tim Lewis
2019 Diane Etchison
2023 Ron Vanderhoff
|
|
Rumex salicifolius Willow dock, Willow leaved dock
native
Perennial herb 
2023 Ron Vanderhoff
2012 Gary McDonald
2012 Gary McDonald
|
|
Rupertia physodes California tea, Common rupertia, Forest scurfpea
native
Perennial herb
2023 R.A. Chasey
2023 Steve Conger
2020 R.A. Chasey
|
|
Sagittaria calycina Hooded arrowhead, Montevideo arrowhead
native
Perennial herb (aquatic) 
2022 Donald Burk
2022 Donald Burk
2022 Donald Burk
|
|
Sagittaria montevidensis ssp. calycina Hooded arrowhead, Montevideo arrowhead
native
Perennial herb (aquatic)
2022 Donald Burk
2022 Donald Burk
2022 Donald Burk
|
|
Salix babylonica Weeping willow
non-native
Tree 
2018 Ron Vanderhoff
2018 Ron Vanderhoff
2018 Ron Vanderhoff
|
|
Salix exigua var. hindsiana Sandbar willow
native
Tree, Shrub 
2022 Robbie Lee
2017 Dee Shea Himes
02/22/2022 John Rawlings
|
|
Salix hindsiana Sandbar willow
native
Tree, Shrub
2022 Robbie Lee
2017 Dee Shea Himes
02/22/2022 John Rawlings
|
|
Salix laevigata Polished willow, Red willow
native
Tree 
2017 Steve Matson
2019 Barbara Brydolf
2022 Mark Gary
|
|
Salsola pestifer Prickly russian thistle, Russianthistle, Tumbleweed
• invasive non-native
Annual herb 
2017 Ron Vanderhoff
2018 Angelique Herman
2023 Cynthia Powell
|
|
Salsola tragus Prickly russian thistle, Russianthistle, Tumbleweed
• invasive non-native
Annual herb
2017 Ron Vanderhoff
2018 Angelique Herman
2023 Cynthia Powell
|
|
Salvia columbariae Chia sage
native
Annual herb 
2020 Ron Vanderhoff
2022 Mike Russler
2022 Mike Russler
|
|
Sambucus mexicana Blue elderberry
native
Tree, Shrub 
2021 Mike Russler
2020 Diane Etchison
2022 El Byrne
|
|
Sanicula bipinnata Poison sanicle
native
Perennial herb 
2008 Steve Matson
2008 Steve Matson
2022 R.A. Chasey
|
|
Sanicula bipinnatifida Purple sanicle, Snakeroot, Purple Sanicle, Shoe Buttons
native
Perennial herb 
2019 Diane Etchison
2018 Gary McDonald
2021 Robin Carter
|
|
Sanicula crassicaulis Gamble weed, Pacific blacksnakeroot, Pacific sanicle
native
Perennial herb 
2023 Steve Conger
2023 Steve Conger
2021 Steve Laymon
|
|
Sanicula saxatilis Devil's blacksnakeroot, Diablo sanicle, Rock sanicle
• rare native
Perennial herb 
2015 Ken Hickman
2021 R.A. Chasey
2023 R.A. Chasey
|
|
Sanicula tuberosa Tuberous sanicle, Turkey pea
native
Perennial herb 
2023 R.A. Chasey
2023 R.A. Chasey
2023 R.A. Chasey
|
|
Satureja douglasii Yerba buena
native
Perennial herb 
2019 Gary McDonald
2012 Gary McDonald
2012 Gary McDonald
|
|
Saxifraga californica Greene's saxifrage
native
Perennial herb 
2016 Steve Matson
2016 Steve Matson
2016 Steve Matson
|
|
Scandix pecten-veneris Shepherd's needle, Shepherdsneedle, Venus' needle
non-native
Annual herb, Vine 
2006 Steve Matson
2018 Stacie Wolny
2006 Steve Matson
|
|
native
Perennial grasslike herb 
2019 Steve Matson
2019 Steve Matson
2019 Steve Matson
|
|
Scrophularia californica ssp. floribunda California bee plant, California figwort
native
Perennial herb 
2020 Bob Sweatt
2006 Steve Matson
2019 Cynthia Powell
|
|
Scutellaria bolanderi ssp. bolanderi Bolander's skullcap, Sierra skullcap
native
Perennial herb 
2022 Mike Russler
2022 Mike Russler
2022 Mike Russler
|
|
Scutellaria siphocampyloides Curve flowered skullcap, Gray leaved skullcap, Grayleaf skullcap
native
Perennial herb 
2016 Steve Matson
2016 Steve Matson
2016 Steve Matson
|
|
Scutellaria tuberosa Danny's skullcap, Scullcap
native
Perennial herb 
2006 Steve Matson
2006 Steve Matson
2006 Steve Matson
|
|
Sedum radiatum Coast range stonecrop
native
Annual herb 
2017 Steve Matson
2017 Steve Matson
2017 Steve Matson
|
|
Sedum spathulifolium Broadleaf stonecrop, Pacific stonecrop, Stone crop
native
Perennial herb 
2021 Steve Matson
2021 Steve Matson
2023 R.A. Chasey
|
|
Sedum stenopetalum ssp. radiatum Coast range stonecrop
native
Annual herb
2017 Steve Matson
2017 Steve Matson
2017 Steve Matson
|
|
Selaginella bigelovii Bigelow's moss fern, Bigelow's spike moss, Bushy spikemoss
native
2019 Ron Vanderhoff
2019 Ron Vanderhoff
2018 Ron Vanderhoff
|
|
Senecio aronicoides California butterweed, California groundsel, California rayless butterweed
native
Perennial herb 
2020 Helen Hancock
2008 Steve Matson
2020 Julie A. Kierstead
|
|
Senecio breweri Brewer's ragwort
native
Perennial herb 
2017 Patricia Ashe
2019 John Rawlings
2019 Angelique Herman
|
|
Senecio douglasii Bush groundsel, Bush senecio, Douglas' groundsel
native
Shrub 
2018 Richard Spjut
2019 Ron Vanderhoff
2023 Helen Hancock
|
|
Senecio flaccidus var. douglasii Bush groundsel, Bush senecio, Douglas' groundsel
native
Shrub
2018 Richard Spjut
2019 Ron Vanderhoff
2023 Helen Hancock
|
|
Senecio vulgaris Common groundsel, Old man in the spring, Old man of spring
non-native
Annual herb 
2017 Barbara Boethling
2019 Ron Vanderhoff
2021 Toni Corelli
|
|
Sherardia arvensis Blue fieldmadder, Field madder
non-native
Annual herb 
2005 Steve Matson
2008 Steve Matson
2008 Steve Matson
|
|
Sida hederacea Alkali mallow
native
Perennial herb
2023 Donald Burk
2019 Bonnie Nickel
2019 Bonnie Nickel
|
|
Sidalcea diploscypha Fringed checker mallow, Fringed checkerbloom, Fringed sidalcea
native
Annual herb 
2022 William Lundgren
2016 Jennifer Wheeler
2021 Cynthia Powell
|
|
Sidalcea malvaeflora Checker bloom, Checker mallow, Dwarf checkerbloom
native
Perennial herb 
2022 David Strauch
2018 Sheila Lodge
2022 Suzanne L. Weakley
|
|
Silene gallica Common catchfly, Windmill pink
non-native
Annual herb 
2019 Mary Wloch
2017 Gary McDonald
2019 Gary McDonald
|
|
Silybum marianum Blessed milkthistle, Milk thistle
• invasive non-native
Annual, Perennial herb 
2020 Nancy Hamlett
2019 Marisa Persaud
2018 Angelique Herman
|
|
Sinapis incana Mediterranean hoary mustard, Short podded mustard, Summer mustard
• invasive non-native
Perennial herb
2017 Gary McDonald
2017 Gary McDonald
2022 Ron Vanderhoff
|
|
Sisymbrium irio London rocket
• invasive non-native
Annual herb 
2022 Ron Vanderhoff
2022 Ron Vanderhoff
2022 Mike Russler
|
|
Sisymbrium officinale Hedge mustard, Hedgemustard
non-native
Annual herb 
2021 Ann Garside
2022 Julian Geoghegan
2021 Ron Vanderhoff
|
|
Sisyrinchium bellum Western blue eyed grass
native
Perennial herb 
2020 Mary Conway
2024 Ron Vanderhoff
2019 Stacie Wolny
|
|
Sitanion jubatum Big squirreltail grass
native
Perennial grass
2019 Ron Vanderhoff
2023 Helen Hancock
2021 Denise Defreese
|
|
Smilacina racemosa Feathery false lily of the valley
native
Perennial herb 
2020 Bob Sweatt
2018 Steve Matson
2019 Cynthia Powell
|
|
Smilacina racemosa var. amplexicaulis Feathery false lily of the valley
native
Perennial herb
2020 Bob Sweatt
2018 Steve Matson
2019 Cynthia Powell
|
|
Smilacina stellata Starry false lily of the valley
native
Perennial herb 
2021 Cyril Guyot
2003 Steve Matson
2020 Susan McDougall
|
|
Smilacina stellata var. sessilifolia Starry false lily of the valley
native
Perennial herb
2021 Cyril Guyot
2003 Steve Matson
2020 Susan McDougall
|
|
Solanum americanum American black nightshade, Common nightshade, Small flowered nightshade
native
Annual, Perennial herb 
2014 Steve Matson
2019 Gary McDonald
2021 David Wolfson
|
|
Solanum nigrum Black nightshade
non-native
Annual herb 
2019 Julian Geoghegan
2019 Patrick Furtado
2021 Mike Russler
|
|
Solanum nodiflorum American black nightshade, Common nightshade, Small flowered nightshade
native
Annual, Perennial herb
2014 Steve Matson
2019 Gary McDonald
2021 David Wolfson
|
|
Solanum umbelliferum Blue witch nightshade, Bluewitch nightshade
native
Shrub 
2014 Steve Matson
2014 Steve Matson
2014 Steve Matson
|
|
Solidago californica California goldenrod, Oreja de liebre
native
Perennial herb 
2013 Steve Matson
2008 Steve Matson
2008 Steve Matson
|
|
Solidago occidentalis Western flat topped goldenrod, Western goldenrod, Western goldentop
native
Perennial herb
2021 Steve Matson
2018 Ron Vanderhoff
2021 R.A. Chasey
|
|
Sonchus asper Spiny sowthistle
non-native
Annual herb 
2010 Michael Mitchell
2020 Julie A. Kierstead
2017 MCOSD Restoration Crew
|
|
Sonchus oleraceus Common sow thistle, Common sowthistle, Sow thistle
non-native
Annual herb 
2019 Diane Etchison
2015 Jesse Rorabaugh
2024 Ron Vanderhoff
|
|
Spergula arvensis Corn spurry
non-native
Annual herb 
2019 Diane Etchison
2020 Mary Conway
2022 Cynthia Powell
|
|
Spergularia rubra Purple sand spurry, Red sandspurry, Ruby sandspurry
non-native
Annual, Perennial herb 
2023 Ron Vanderhoff
2023 Ron Vanderhoff
2023 Ron Vanderhoff
|
|
Spiranthes porrifolia Creamy ladies tresses, Creamy ladies' tresses, Western ladies tresses
native
Perennial herb 
2020 Mary Ann Machi
2016 Steve Matson
2019 Julie Kierstead Nelson
|
|
Spiranthes romanzoffiana var. porrifolia Creamy ladies tresses, Creamy ladies' tresses, Western ladies tresses
native
Perennial herb
2020 Mary Ann Machi
2016 Steve Matson
2019 Julie Kierstead Nelson
|
|
Stachys ajugoides var. rigida Mexican hedgenettle
native
Perennial herb 
2023 Mary Ann Machi
2016 Steve Matson
2016 Steve Matson
|
|
Stachys pycnantha Short spike hedge nettle, Shortspike hedgenettle
native
Perennial herb 
2023 David Wolfson
2019 David Wolfson
2021 Dan Quinn
|
|
Stachys rigida ssp. quercetorum Rough hedgenettle
native
Perennial herb 
2019 Ken Lunders
2016 Ron Vanderhoff
2023 Ron Vanderhoff
|
|
Stebbinsoseris heterocarpa Grassland stebbinsoseris
native
Annual herb
2019 Ron Vanderhoff
2019 Ron Vanderhoff
2017 Diane Etchison
|
|
Stellaria media Chickweed
non-native
Annual herb 
2018 Gary McDonald
2018 Gary McDonald
2015 Diane Etchison
|
|
Stellaria nitens Shining chickweed, Shiny chickweed, Smooth chickweed
native
Annual herb 
2022 Catherine Chang
2022 Catherine Chang
2020 Ken Hickman
|
|
Stephanomeria virgata Rod wirelettuce, Tall stephanomeria, Twiggy wreath plant
native
Annual herb 
2019 Steven M Norris
2022 Helen Hancock
2019 Steven M Norris
|
|
Stipa cernua Nodding needle grass
native
Perennial grass 
2018 Liz Block
2022 Ron Vanderhoff
2022 Dianne Lake
|
|
Stipa lepida Foothill needle grass
native
Perennial grass 
2017 Gary McDonald
2023 Ron Vanderhoff
2017 Gary McDonald
|
|
Stipa pulchra Purple needle grass
native
Perennial grass 
2019 Michelle Karle
2008 Zoya Akulova
2019 Ron Vanderhoff
|
|
Streptanthus callistus Mt. hamilton jewel flower, Mt. hamilton jewelflower
• rare native
Annual herb 
2019 John Game
2011 Aaron Schusteff
2012 Aaron Schusteff
|
|
Streptanthus glandulosus ssp. glandulosus Bristly jewelflower
native
Annual herb 
2003 Keir Morse
2020 Stacie Wolny
2021 Bryant Baker
|
|
Stylocline filaginea False neststraw, Woolly fishhooks
native
Annual herb
2020 Matt Berger
2019 Gerald Carr
2021 Jacob Smith
|
|
Stylomecon heterophylla Wind poppy
native
Annual herb 
2017 Gary McDonald
2021 Mike Russler
2020 Joe Engelbrecht
|
|
Symphoricarpos albus Common snowberry
native
Shrub 
2021 Suzanne L. Weakley
2020 Bob Sweatt
2007 Neal Kramer
|
|
Symphoricarpos mollis Creeping snowberry, Trailing snowberry
native
Shrub 
2019 Ron Vanderhoff
2020 Cara Wilcox
2019 Ron Vanderhoff
|
|
Symphoricarpos rivularis Common snowberry, Upright snowberry
native
Shrub 
2020 Jacob Smith
2020 Jacob Smith
2021 Mike Russler
|
|
Taraxacum officinale Common dandelion, Dandelion, Red seeded dandelion
• invasive non-native
Perennial herb 
2021 Ron Vanderhoff
2019 Diane Etchison
2021 Ron Vanderhoff
|
|
Tauschia hartwegii Hartweg's tauschia, Hartweg's umbrellawort, Tauschia
native
Perennial herb 
2006 Steve Matson
2006 Steve Matson
2006 Steve Matson
|
|
Thalictrum fendleri var. polycarpum Fendler's meadow rue, Meadow rue, Torrey's meadow rue
native
Perennial herb 
2017 Thomas Reyes
2019 Patrick Furtado
2020 Diane Etchison
|
|
Thalictrum polycarpum Fendler's meadow rue, Meadow rue, Torrey's meadow rue
native
Perennial herb
2017 Thomas Reyes
2019 Patrick Furtado
2020 Diane Etchison
|
|
Thysanocarpus curvipes Fringe pod, Fringed pod, Hairy lacepod
native
Annual herb 
2019 Steve Matson
2014 Steve Matson
2016 Steve Matson
|
|
Thysanocarpus curvipes var. elegans Fringe pod, Fringed pod, Hairy lacepod
native
Annual herb
2019 Steve Matson
2014 Steve Matson
2016 Steve Matson
|
|
Thysanocarpus laciniatus Common lace pod, Mountain fringepod, Narrow leaved fringe pod
native
Annual herb 
2021 Helen Hancock
2021 R.A. Chasey
2021 Helen Hancock
|
|
Thysanocarpus laciniatus var. crenatus Common lace pod, Mountain fringepod, Narrow leaved fringe pod
native
Annual herb
2021 Helen Hancock
2021 R.A. Chasey
2021 Helen Hancock
|
|
Tillaea aquatica Aquatic pygmy weed, Pigmy weed, Water pygmyweed
native
Annual herb
2019 Ron Vanderhoff
2022 Ken-ichi Ueda
2022 Catherine Chang
|
|
Tillaea erecta Pigmy weed, Sand pygmy weed, Sand pygmyweed
native
Annual herb
2020 Ron Vanderhoff
2019 Ron Vanderhoff
2019 Ron Vanderhoff
|
|
Tonella tenella Lesser baby innocence, Small flowered tonella
native
Annual herb 
2021 Helen Hancock
2008 Steve Matson
2019 Belinda Lo
|
|
Torilis arvensis Field hedge parsley, Spreading hedgeparsley, Tall Sock-Destroyer
• invasive non-native
Annual herb 
2019 Ron Vanderhoff
2017 Gary McDonald
2018 Lindsey Hack
|
|
Torilis nodosa Hedge parsley, Knotted hedge parsley, Knotted hedgeparsley
non-native
Annual herb 
2011 Steve Matson
2011 Steve Matson
2011 Steve Matson
|
|
Torreya californica California nutmeg, California torreya
native
Tree 
2022 SPI Botany
2020 Ken Hickman
2022 Jenell Jackson
|
|
Toxicodendron diversilobum Poison oak, Poisonoak, Western Poison Oak
native
Vine, Shrub
2020 Ron Vanderhoff
2019 Randy Huey
2021 Bryant Baker
|
|
Tragopogon dubius Goat's beard, Yellow salsify
• invasive non-native
Perennial herb 
2023 Ken Lunders
2020 Bob Sweatt
2019 Liz Block
|
|
Tragopogon porrifolius Purple salsify
non-native
Perennial herb 
2019 Julie dinsdale
2015 David Wolfson
2020 Martin Cooper
|
|
Trichostema lanceolatum Vinegarweed
native
Annual herb 
2018 Ron Vanderhoff
2016 Nathan Mudry
2019 Aaron Echols
|
|
Trientalis latifolia Pacific starflower
native
Perennial herb 
2008 Steve Matson
2016 Steve Matson
2008 Steve Matson
|
|
Trifolium albopurpureum var. albopurpureum Indian clover, Rancheria clover
native
Annual herb 
2023 Mary Gerbic
2023 Mary Gerbic
2021 Mike Russler
|
|
Trifolium albopurpureum var. dichotomum Branched indian clover
native
Annual herb 
2023 Helen Hancock
2022 Helen Hancock
2023 Helen Hancock
|
|
Trifolium albopurpureum var. olivaceum Olive clover
native
Annual herb  2011 Jennifer Buck
 2015 Aaron Schusteff
 2015 Aaron Schusteff
|
|
Trifolium bifidum Notch leaf clover, Notchleaf clover, Pinole clover
native
Annual herb 
2022 R.A. Chasey
2019 Alice Cummings
2022 R.A. Chasey
|
|
Trifolium ciliolatum Foothill clover, Tree clover
native
Annual herb 
2020 Diane Etchison
2015 Diane Etchison
2019 Ron Vanderhoff
|
|
Trifolium depauperatum var. depauperatum Cowbag clover, Dwarf bladder clover, Dwarf sack clover
native
Annual herb 
2021 Steve Matson
2021 Steve Matson
2021 Steve Matson
|
|
Trifolium depauperatum var. truncatum Dwarf sack clover
native
Annual herb 
2021 Ron Vanderhoff
2023 Steven Mills Glascock
2021 Ron Vanderhoff
|
|
Trifolium dichotomum Branched indian clover
native
Annual herb
2023 Helen Hancock
2022 Helen Hancock
2023 Helen Hancock
|
|
Trifolium gracilentum Graceful clover, Pin point clover, Pinpoint clover
native
Annual herb 
2016 Steve Matson
2016 Steve Matson
2016 Steve Matson
|
|
Trifolium hirtum Rose clover
• invasive non-native
Annual herb 
2011 Steve Matson
2011 Steve Matson
2011 Steve Matson
|
|
Trifolium microcephalum Hairy clover, Small headed clover
native
Annual herb 
2005 Steve Matson
2016 Michael Mitchell
2019 Ron Vanderhoff
|
|
Trifolium microdon Thimble clover, Valparaiso clover
native
Annual herb 
2022 Dee Shea Himes
2022 Dee Shea Himes
2023 R.A. Chasey
|
|
Trifolium obtusiflorum Clammy clover, Creek clover
native
Annual herb 
2019 Ron Vanderhoff
2019 Ron Vanderhoff
2019 Ron Vanderhoff
|
|
Trifolium oliganthum Few flowered clover, Fewflower clover, Minitomcat clover
native
Annual herb 
2023 Helen Hancock
2022 Mary Merriman
2023 R.A. Chasey
|
|
Trifolium olivaceum Olive clover
native
Annual herb 
2017 David popp
2021 Dianne Lake
2021 Dianne Lake
|
|
Trifolium repens White clover
non-native
Perennial herb 
2017 Gary McDonald
2007 Steve Matson
2017 Gary McDonald
|
|
Trifolium tridentatum Tomcat clover
native
Annual herb 
2019 Ron Vanderhoff
2019 Ron Vanderhoff
2018 Stacie Wolny
|
|
Trifolium variegatum Variegated clover, White tipped clover, Whitetip clover
native
Annual herb 
2022 Steve Matson
2017 Michael Mitchell
2019 Diane Etchison
|
|
Trifolium willdenovii Tomcat clover
native
Annual herb
2019 Ron Vanderhoff
2019 Ron Vanderhoff
2018 Stacie Wolny
|
|
Trillium chloropetalum Common trillium, Giant wakerobin, Trillium
native
Perennial herb 
2019 Susan McDougall
2020 R.A. Chasey
2020 Nelson Wilhite
|
|
Trillium chloropetalum var. giganteum Common trillium, Giant wakerobin, Trillium
native
Perennial herb
2019 Susan McDougall
2020 R.A. Chasey
2020 Nelson Wilhite
|
|
Triphysaria eriantha Butter 'n' eggs, Johnny tuck, Johnnytuck
native
Annual herb 
2021 Steve Matson
2021 Steve Matson
2017 Dee Warenycia
|
|
Triphysaria pusilla Dwarf owl's clover, Little owl's clover
native
Annual herb 
2018 Steve Matson
2018 Steve Matson
2018 Steve Matson
|
|
Trisetum canescens Nodding oatgrass, Nodding trisetum, Tall trisetum
native
Perennial grass 
2020 John Rawlings
2011 Steve Matson
2022 Ellen Uhler
|
|
Trisetum cernuum ssp. canescens Nodding oatgrass, Nodding trisetum, Tall trisetum
native
Perennial grass
2020 John Rawlings
2011 Steve Matson
2022 Ellen Uhler
|
|
Triteleia hyacinthina White brodiaea, Wild hyacinth, White Brodiaea, Fool's Onion
native
Perennial herb
2023 Suzanne L. Weakley
2008 Steve Matson
2020 Steve Conger
|
|
Triteleia laxa Ithuriel's spear
native
Perennial herb
2018 Gary McDonald
2018 Tim Lewis
2019 Matt Berger
|
|
Tropidocarpum gracile Dobie pod, Slender keel fruit, Slender tropidocarpum
native
Annual herb 
2014 Steve Matson
2014 Steve Matson
2014 Steve Matson
|
|
Typha domingensis Narrowleaf cattail, Southern cattail
native
Perennial herb 
2020 Ron Vanderhoff
2020 Ron Vanderhoff
2023 Ron Vanderhoff
|
|
Typha latifolia Broadleaf cattail, Common cattail, Soft flag
native
Perennial herb (aquatic) 
2013 Steve Matson
2013 Steve Matson
2013 Steve Matson
|
|
Ulmus parvifolia Chinese elm, Siberian elm
non-native
Tree 
2021 Ron Vanderhoff
2020 Ron Vanderhoff
2019 Ron Vanderhoff
|
|
Umbellularia californica Bay laurel, California bay, California laurel, bay tree
native
Tree 
2023 Mary Ann Machi
2016 Steve Matson
2023 Mary Ann Machi
|
|
Uropappus lindleyi Silver puffs, Uropappus
native
Annual herb
2019 Zack Abbey
2019 Ron Vanderhoff
2016 Ron Vanderhoff
|
|
Urtica dioica ssp. holosericea Giant creek nettle, Hoary nettle, Mountain nettle
native
Perennial herb 
2014 Steve Matson
2014 Steve Matson
2014 Steve Matson
|
|
Urtica holosericea Giant creek nettle, Hoary nettle, Mountain nettle
native
Perennial herb
2014 Steve Matson
2014 Steve Matson
2014 Steve Matson
|
|
Urtica urens Annual stinging nettle, Dwarf nettle
non-native
Annual herb 
2019 Gary McDonald
2018 Ron Vanderhoff
2018 Ron Vanderhoff
|
|
non-native
Annual herb 
2020 Ken Hickman
2020 Ken Hickman
2020 Ken Hickman
|
|
Verbascum thapsus Common mullein, Woolly mullein
• invasive non-native
Perennial herb 
2021 R.A. Chasey
2020 Kim Cabrera
2019 Marisa Persaud
|
|
Verbena lasiostachys var. lasiostachys Vervain, Western vervain
native
Perennial herb 
2010 Steve Matson
2010 Steve Matson
2010 Steve Matson
|
|
Verbena lasiostachys var. scabrida Robust vervain
native
Perennial herb 
2021 R.A. Chasey
2023 Ron Vanderhoff
2020 Ron Vanderhoff
|
|
Verbena robusta Robust vervain
native
Perennial herb
2021 R.A. Chasey
2023 Ron Vanderhoff
2020 Ron Vanderhoff
|
|
Veronica anagallis-aquatica Water speedwell
non-native
Perennial herb 
2015 Steve Matson
2015 Steve Matson
2022 Bob Sweatt
|
|
Veronica arvensis Corn speedwell, Speedwell
non-native
Annual herb 
2006 Steve Matson
2006 Steve Matson
2020 mike andrews
|
|
Veronica persica Bird's eye speedwell, Birdeye speedwell
non-native
Annual herb 
2019 Patrick Furtado
2022 Bob Sweatt
2022 Ron Vanderhoff
|
|
Vicia dasycarpa Smooth vetch, Thick fruited vetch, Winter vetch
non-native
Annual herb, Vine  2006 Steve Matson
|
|
Vicia sativa Spring vetch
non-native
Annual herb, Vine 
2022 David Wolfson
2019 Cynthia Powell
2023 Ron Vanderhoff
|
|
Vicia villosa ssp. varia Smooth vetch, Thick fruited vetch, Winter vetch
non-native
Annual herb, Vine 2006 Steve Matson
|
|
Vinca major Bigleaf periwinkle, Greater periwinkle, Vinca
• invasive non-native
Perennial herb 
2020 Julia Markey
2022 Ron Vanderhoff
2021 Ron Vanderhoff
|
|
Viola douglasii Douglas' golden violet, Douglas' violet
native
Perennial herb 
2006 Steve Matson
2006 Steve Matson
2006 Steve Matson
|
|
Viola ocellata Pinto violet, Twoeyed violet, Western heart's ease
native
Perennial herb 
2020 Amy Rapport
2008 Steve Matson
2018 Stacie Wolny
|
|
Viola pedunculata California golden violet, Johnny jump up
native
Perennial herb 
2014 Steve Matson
2014 Steve Matson
2014 Steve Matson
|
|
Viola purpurea ssp. quercetorum Goosefoot violet, Goosefoot yellow violet
native
Perennial herb 
2016 Steve Matson
2016 Steve Matson
2016 Steve Matson
|
|
Viola quercetorum Goosefoot violet, Goosefoot yellow violet
native
Perennial herb
2016 Steve Matson
2016 Steve Matson
2016 Steve Matson
|
|
Vulpia bromoides Brome fescue
non-native
Annual grass
2022 Diana Wahl
2021 Toni Corelli
2021 David popp
|
|
Vulpia microstachys var. ciliata Small fescue
native
Annual grass
2022 Aaron Sunshine
2011 Steve Matson
2011 Steve Matson
|
|
Vulpia microstachys var. pauciflora Small fescue
native
Annual grass
2022 Aaron Sunshine
2011 Steve Matson
2011 Steve Matson
|
|
Vulpia myuros var. hirsuta Rattail sixweeks grass
• invasive non-native
Annual grass
2021 Aaron Echols
2021 Ron Vanderhoff
2022 John Rawlings
|
|
Vulpia myuros var. myuros Rattail sixweeks grass
• invasive non-native
Annual grass
2021 Aaron Echols
2021 Ron Vanderhoff
2022 John Rawlings
|
|
Woodwardia fimbriata Chain fern, Giant chain fern, Giant chainfern
native
Fern 
2019 Julie Kierstead Nelson
2020 R.A. Chasey
2020 Julie A. Kierstead
|
|
Wyethia helenioides Gray mule ears, Whitehead mule ears, Whitehead wyethia
native
Perennial herb 
2017 Marie Reil
2018 Bill Schmidt
2022 Mike Russler
|
|
Xanthium spinosum Spiny clotbur, Spiny cockleburr
non-native
Annual herb 
2017 B.J. Dion
2021 Lynn Overtree
2017 B.J. Dion
|
|
Xanthium strumarium Rough cockleburr
native
Annual herb 
2011 Steve Matson
2011 Steve Matson
2011 Steve Matson
|
|
Yabea microcarpa California hedge parsley, False carrot
native
Annual herb
2021 Helen Hancock
2022 R.A. Chasey
2012 Toni Corelli
|
|
Zauschneria californica California fuchsia, Hummingbird trumpet, zauschneria
native
Perennial herb
2018 Ron Vanderhoff
2015 Gerald Carr
2015 Gerald Carr
|
|
Zigadenus fremontii Fremont's star lily, Fremont's death camas
native
Perennial herb 
2020 Bryant Baker
2021 Steve Matson
2020 Karen Swift
|
|
Zigadenus venenosus Meadow deathcamas
native
Perennial herb 
2022 Steve Matson
2016 Steve Matson
2016 Steve Matson
|
