branches of green grass isolated on white background. - lichen formation stock pictures, royalty-free photos & images
desert landscape abstract shale stone - lichen formation stock pictures, royalty-free photos & images
close-up of fresh moss on the old wall - lichen formation stock pictures, royalty-free photos & images
lichens and mosses, hand-colored wood engraving, published in 1887 - lichen formation stock illustrations
forest environment in a primeval forest in spring in daylight - lichen formation stock pictures, royalty-free photos & images
medicinal and useful plants, chromolithograph, published in 1900 - lichen formation stock illustrations
waterton national park in alberta canada - lichen formation stock pictures, royalty-free photos & images
lichens on arctic rocks, wager bay, ukkusiksalik national park, nunavut, canada - lichen formation stock pictures, royalty-free photos & images
common greenshield lichen -- symbiosis - lichen formation stock pictures, royalty-free photos & images
close up of lichen moss on wet branch - lichen formation stock pictures, royalty-free photos & images
natural abstract art - lichen on a rock - lichen formation stock pictures, royalty-free photos & images
abstract/ close-up image of marine seaweed on a rock - lichen formation stock pictures, royalty-free photos & images
yellow lichens on a granite rock at splügenpass (passo spluga), beverin natural park - lichen formation stock pictures, royalty-free photos & images
lichen, a compound symbiotic organism comprised of fungus and algae, close-up - lichen formation stock pictures, royalty-free photos & images
close-up of common orange lichen on the rock at garnish point, beara peninsula - lichen formation stock pictures, royalty-free photos & images
natural green moss background. top view. copy space. biophilic design. - lichen formation stock pictures, royalty-free photos & images
stone concrete texture. lichens. natural background - lichen formation stock pictures, royalty-free photos & images
stems of green moss-like lichens cladonia - lichen formation stock pictures, royalty-free photos & images
rock covered with yellow and grey lichens - lichen formation stock pictures, royalty-free photos & images
white lichens on tree trunks during winter, in seine et marne, france - lichen formation stock pictures, royalty-free photos & images
usnea lichen at reydarfjördur, iceland - lichen formation stock pictures, royalty-free photos & images
stems of green moss-like lichens cladonia - lichen formation stock pictures, royalty-free photos & images
regensburg, germany: yellow moss on the branches - lichen formation stock pictures, royalty-free photos & images
algae/lichen growing on a tank in beaumaris, anglesey, wales with trails where snails have eaten the algae. - lichen formation stock pictures, royalty-free photos & images
close-up of fresh moss on the old wall - lichen formation stock pictures, royalty-free photos & images
close-up of green map lichen (rhizocarpon geographicum) on a rock. - lichen formation stock pictures, royalty-free photos & images
forest environment in a primeval forest in autumn in daylight - lichen formation stock pictures, royalty-free photos & images
close-up of mounds of star-tipped reindeer lichen (cladina stellaris) (or northern reindeer lichen or star reindeer lichen), viewed from above. - lichen formation stock pictures, royalty-free photos & images
natural abstract art - lichen on a rock - lichen formation stock pictures, royalty-free photos & images
oak tree trunk covered with moss and lichen - lichen formation stock pictures, royalty-free photos & images
crustose lichen (lecanora polytropa), haute-nendaz, valais, switzerland - lichen formation stock pictures, royalty-free photos & images
old stone wall with moss. stone texture - lichen formation stock pictures, royalty-free photos & images
lichen and oxidation colors on a patinated stone wall in paris - lichen formation stock pictures, royalty-free photos & images
close-up of lichen growing on a stone in iceland - lichen formation stock pictures, royalty-free photos & images
forest environment in a primeval forest in spring in daylight - lichen formation stock pictures, royalty-free photos & images
natural abstract art - lichen on a rock - lichen formation stock pictures, royalty-free photos & images
branches of green grass isolated on white background. - lichen formation stock pictures, royalty-free photos & images
close-up of xanthoria parietina lichen on the rock at slettnes lighthouse, northern norway - lichen formation stock pictures, royalty-free photos & images