The lichen genus Psora

First published on EOL about 4 years ago; Last updated 3 days ago;
http://psora.lifedesks.org

About The lichen genus Psora

An overview of the lichen genus Psora Hoffm. (Psoraceae, Lecanorales, Ascomycetes), including descriptions, photographs, key and bibliography to the c. 30 species known in the world.

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