This presentation was shared online on February 5 2022
as a part of the Simi Hills Naturalist/Hike Leader Training
• Contributors/Presenters
Dottie Acker
Teena Takata
Ann Vincent
4. Sunflowers
Lilac Trees
Lilac aka Greenbark Ceanothus
aka Ceanothus spinosus
Has deep purple/blue flowers that fade to white when mature
5. Green all year round
with
white flowers that
bloom in
April through July
turning
rusty brown in the fall.
Found on slopes
California Buckwheat
aka
Eriogonum fasciculatum
11. Creek Monkeyflower
Found along the
creek where
mossy and moist.
Flowers look similar
but leaves are a
different shape.
aka
Erythranthe
guttata
12. Scarlet Monkeyflower
Found along the creek
where mossy and moist.
Flowers look similar but
leaves are a different
shape.
aka
Erythranthe
cardinalis
14. Jimson Weed / Datura
aka
Datura stramonium
Used
carefully by
Native
Americans
in rituals; we
should
simply
consider it
poisonous.
Large white
flowers,
avoid
touching the
plant!
15. Blue Larkspur /
Parry’s Larkspur
aka
Delphinium Parryi ssp. Parryi
Found in Upper Miranda Loop area in
good rain years. Blooms
mid-spring.
16. Phacelia – many varieties
Caterpillar phacelia Phacelia parryi
21. Santa Susana Tarplant
Endangered, lives in
sandstone rocks usually
over 1000 feet elevation,
Chatsworth to Malibu only;
blooms near August.
Deinandra minthornii
26. Bush Mallow Chaparral Currant
Ribes indecorum
White-flowered currant,
usually blooms in January
Malacothamnus fasciculatus,
Tall woody bush to 5 feet, typically
blooms in late spring
40. Dudleya Chalk Live Forever
During the spring
following the rains
with fresh growth
they appear green
as they pull water
from the rocks, but
turn gray-blue and
the outer leaves dry
and appear pink.
Dudleya
pulverulenta
41. Lance Leaf Dudleya
Seen only in spring after
decent rains; find these
on Miranda loop on the
east side, in rocky areas
like their Chalk
Liveforever relative, but
they generally are not
seen together.
Summer
Spring
These plants
disappear in the
fall and winter
Dudleya lanceolata
43. Hollyleaf
Red Berry
Looks like small live oak leaves has small
berries
Hollyleaf Cherry
Looks like small live oak leaves but shiny
Fruit hangs from the branch like a cherry.
Prunus
ilicifolia
Rhamnus
ilicifolia
44. Humboldt Lily (not in SSPSHP)
• Found in Riparian
areas, in deep shade,
generally near oak
trees; flowers 2 to 4
inches, stalks to 6
feet high. Striking.
(Found in Devil
Canyon about two
miles north of
SSPSHP, Malibu).
Lilium humboldtii
45. Woolly Blue
Curls
• A haphazard
compendium of a
plant if you ever saw
one…yes its woolly,
• Blue (to purple), with
bluer flowers with
long spikes reaching
out. Woolsey Canyon
to Malibu Creek Park.
Trichostema lanatum
46. Coast Live Oak
Oak tree blooms appear like
tassels all over the tree
dropping tiny flower debris
Quercus agrifolia
47. Scrub Oaks and
Coast Live Oaks
Scrub Oaks have a rounder acorn and a
rounder flatter leaf. Coast Live Oak
leaves are slightly curled and the
acorns are long.
Quercus turbinella
Quercus agrifolia
48. Valley Oaks and
Coast Live Oaks
The Valley Oaks….aka White Oaks
have a broad flat leaf
Coast Live Oaks have a smaller
rounded leaf with sharp points
Quercus agrifolia
Quercus lobata
49. TOYON
Long leaves…
The leaf color
ranges from a
gray green to
bright green.
Also known as the Christmas
Berry since they bloom close to
the holiday; white flowers are also
attractive before berries arrive.
Heteromeles
arbutifolia
54. Hummingbird Sage
• Found Riparian
areas, in Sage
Ranch, at SSFL and
in lower Topanga
Canyon / Malibu area.
• Flower stalk can be a
foot or so long.
Salvia spathacea
57. Yellow Mariposa Lily
• Less common than
the white Mariposa lily
in our area. Perfect
yellow gold color.
Calochortus luteus
58. Plummers Mariposa Lily
Rare, Striking, blooms late spring
Ribes indecorum,
White-flowered currant
Calochortus plummerae
59. Poison Oak
LEAVES OF
THREE…
LET IT BE
Shiny green leaves in clusters
of three. Leaves start out
bright green adding some red
on the edges through the fall.
Once the leaves have fallen,
the tall woody stems can still
cause a reaction.
Toxicodendron diversilobum
61. Spanish Broom
Non-Native Found on canyon slopes
along highways
Invasive and
considered a fire
hazard.
Targeted for
removal by State
Park weed
abatement.
Grow to 5 feet
tall with bright
yellow flowers.
Spartium junceum
62. Castor Bean
non-native weed grows where the ground has been disturbed
Seed pods
scatter
hundreds of
seeds. Small
plants grow
quickly into
small trees.
Seeds are
poisonous
Ricinus communis
63. California
Sycamore
Spanish name is Aliso;
leaves are shaped like a
hand. Leaves show fall
colors and drop in Nov/Dec
Photo: Teena Takata
Platanus racemosa
64. Southern California Black Walnut
A large shrub or small tree in SSPSHP
Photo: Teena Takata
Juglans californica
66. White
Sage
Photo: Ann Vincent
Salvia apiana,
White sage is a
five foot
evergreen
perennial. The
flowers emerge
in summer and
are white with a
little lavender.
Smudging is a
cleansing ritual
where the leaves
of the Sage plant
are burned.
Salvia apiana
68. Yerba
Santa
Photo: John Luker
The leaves have historically been
used to treat asthma, upper
respiratory infections and allergic
rhinitis. The Chumash used it as a
poultice for wounds, insect bites,
broken bones, and sores.
Eriodictyon californicum
69. • Not native to
California, from
Eurasia
• Seed stems
curl up and get
stuck in your
socks
• Aka: Stork’s bill
Photos: Teena Takata
Red
Stem
Filaree
Erodium cicutarium
70. Tree Tobacco (non-native from South America)
Grows where the ground has been disturbed on hills and roadsides
Photo: Ann
Vincent
Nicotiana glauca
71. Common Mallow
Buttonweed, Cheeseweed
• Seeds are in
cheese shaped
disks.
• They have a deep
thick root and they
can grow to be 3
feet tall in fields
and disturbed
areas.
• Non native from
Africa and Eurasia
Photo: Ann Vincent
Malva neglecta
72. Chatsworth Native
Plants 2022
• This presentation was
shared online on February
5th as a part of the Simi
Hills Naturalist/Hike
Leader Training
• Contributors/Presenters
Dottie Acker
Teena Takata
Ann Vincent