Usnea lichen foliose lichen on Stock Photos and Images
RMBGKY4F–Fruticose lichen, Usnea sp., and foliose lichens, Flavoparmelia sp., on the bark of a scrub oak. Cape Cod, Massachusetts
RFKGGP2D–Close up of Foliose and Usnea Lichen, on tree twing/ branch
RF2FA44GK–What looks to be Usnea or Beard Lichen growing on the branch of a tree in Ireland
RMDKYY49–Usnea lichen and foliose lichen on the branch of a tree in the Scottish Highlands
RFD5JNNY–A variety of lichen species from the woods of Bar Harbor, Maine.
RF2DBHAB9–Macro Detail of Beard Lichen (Usnea subfloridana) Growing on a Tree Trunk with Foliose LichenI Indicating No Pollution.
RF2AH8AM1–Pale green bearded fruticose lichen [? Usnea or Ramalina species] and flattened foliose lichen [? Parmotrema perlatum] swamping 20cm wide tree trunk.
RF2TDW7GY–different types of lichens on tree bark
RM2BE3B6X–Pale green bearded fruticose lichen on tree branch - perhaps Usnea or Ramalina species, & flattened foliose lichen - maybe Parmotrema perlatum.
RF2BPN07B–Lichen, hypogymnia tubulosa, usnea hirta and hypogymnia physodes on branch of birch tree, Angus, Scotland, UK.
RF2TCK189–Lichens foliose and fruticulose (Cetraria, Pseudevernia and Usnea) on an oak tree. This photo was taken in Muniellos Biosphere Reserve, Asturias, Spai
RF2AW3XD8–Lichen, Hypogymnia tubulosa, Hypogymnia physodes and Usnea hirta on birch branch in winter, Angus, Scotland, UK
RF2RCHWHJ–Lichens, foliose (Parmelia) and fruticose (Usnea) growing on a Pinus bark. This photo was taken in Dunas de Sao Jacinto, Aveiro, Portugal.
RMEH8WB6–varied abundant lichens and moss on well established fruit orchard tree cover the bark in an very clean air environment
RMPT75AX–Old, dead, bent over conifer tree covered in lichens decomposing in a high elevation forest on Mount Mitchell State Park in North Carolina, USA
RF2CCCA6X–Close up of natural Fungus or Fungi on a tree trunk-forest. The trunk of a natural dead tree is covered with fungus
RMA4NCM9–The lichen Usnea aurantiaco-atra on Lynch Island protected area South Orkney Islands Antarctica
RM2K6CNTH–A miniature microcosm of lichens and mosses grow in between patches of Heather on Powys Mountain. They are predominantly Usnea and Cladonia species
RME58T4T–Lichen on a dead tree trunk
RMBGAHJM–Fruticose lichen, Usnea sp., and unidentified foliose lichens on the bark of a pitch pine, Pinus rigida. Cape Cod, Massachusetts
RM2HTR01E–Lichens are a symbiotic relationship between fungus and algae. They are extremely hardy and grow on a wide range of substrates
RF2DEYF02–Macro Detail of Beard Lichen (Usnea subfloridana) Growing on a Tree Trunk with Foliose LichenI Indicating No Pollution.
RF2TDW6Y4–different types of lichens on tree bark
RM2BE3B78–Pale green bearded fruticose lichen on tree branch - perhaps Usnea or Ramalina species, & flattened foliose lichen - maybe Parmotrema perlatum.
RF2AW3XFP–Lichen, Hypogymnia tubulosa, Hypogymnia physodes and Usnea hirta on birch branch in winter, Angus, Scotland, UK
RF2RCHWA7–Lichens, foliose (Parmelia) and fruticose (Usnea) growing on a Pinus bark. This photo was taken in Dunas de Sao Jacinto, Aveiro, Portugal.
RMEH8WBA–varied abundant lichens and moss on well established fruit orchard tree cover the bark in an very clean air environment
RMA4NCM4–The lichen Usnea aurantiaco-atra on Lynch Island protected area South Orkney Islands Antarctica
RMDYN4YK–Lichen on a dead tree trunk
RM2BE3B63–Pale green bearded fruticose lichen on tree branch - perhaps Usnea or Ramalina species, & flattened foliose lichen - maybe Parmotrema perlatum.
RFHNF5XK–Pale green bearded fruticose lichen on tree branch - perhaps Usnea or Ramalina species, & flattened foliose lichen - maybe Parmotrema perlatum.
RMEH8WBG–varied abundant lichens and moss on well established fruit orchard tree cover the bark in an very clean air environment
RFHNF5XB–Pale green bearded fruticose lichen on tree branch - perhaps Usnea or Ramalina species, & flattened foliose lichen - maybe Parmotrema perlatum.
RM2BE3B4P–Pale green lichen on small hedgerow tree - perhaps Usnea or Ramalina species, or maybe Parmotrema perlatum lichens.
RM2BE3B39–Pale green lichen on line of Oak trees - perhaps Usnea or Ramalina species, or maybe Parmotrema perlatum lichens.
RM2BE3AXT–Pale green lichen on small Oak tree branches - perhaps Usnea or Ramalina species, or maybe Parmotrema perlatum lichens.
RM2BE3B12–Pale green lichen on small Oak tree branches - perhaps Usnea or Ramalina species, or maybe Parmotrema perlatum lichens.
RM2BE3AYP–Pale green lichen on small Oak tree branches - perhaps Usnea or Ramalina species, or maybe Parmotrema perlatum lichens.
RF2AH8A67–Close-up of pale green-yellow, whispy, tree lichen on a twig - perhaps Usnea or Parmotrema. Sign of a clean atmosphere apparently. SEE NOTES
RF2AH8A97–Close-up of pale green-yellow, whispy, tree lichen thallus on a twig - perhaps Usnea or Parmotrema. Sign of a clean atmosphere apparently. SEE NOTES.
RF2AH8A7G–Close-up of pale green-yellow, whispy, tree lichen thallus on a twig - perhaps Usnea or Parmotrema. Sign of a clean atmosphere apparently. SEE NOTES.
RF2AH8A8C–Close-up of pale green-yellow, whispy, tree lichen thallus on a twig - perhaps Usnea or Parmotrema. Sign of a clean atmosphere apparently. SEE NOTES.
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