''Platygrapha'' is a genus of

lichen A lichen ( , ) is a hybrid colony (biology), colony of algae or cyanobacteria living symbiotically among hypha, filaments of multiple fungus species, along with yeasts and bacteria embedded in the cortex or "skin", in a mutualism (biology), m ...

-forming

fungi A fungus (: fungi , , , or ; or funguses) is any member of the group of eukaryotic organisms that includes microorganisms such as yeasts and mold (fungus), molds, as well as the more familiar mushrooms. These organisms are classified as one ...

in the family Thelotremataceae.

References

Ostropales Lichen genera Ostropales genera Taxa named by Miles Joseph Berkeley Taxa named by Christopher Edmund Broome Taxa described in 1870 {{Ostropales-stub