Lichen, Algae, and Moss on Trees University of Maryland Extension

Lichen are living organisms composed of a fungus and algae living in a symbiotic relationship.

Mușchi, licheni pe scoarța la pomi – ce trebuie să cunoaștem

13 Common Maple Tree Problems and Diseases - Dengarden

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Lichens, moss, algae on trees are harmless - The Columbian

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Mușchi, licheni pe scoarța la pomi – ce trebuie să cunoaștem

Phylogenomics reveals the evolutionary origin of lichenization in chlorophyte algae