lichen on birch bark
lichen
Size: 3421px × 5111px
Photo credit: © Scott Camazine / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: alga, cynanobacterium, fungus, lichen, mycobiont, nostoc, partner, photobiont, photosynthetic, phycobiont, plant, symbiosis, symbiotic, trebouxia