cf3789's picture

White lichen

Observed: 2nd April 2010 By: cf3789
S159 Neighbourhood Nature - current student
cf3789’s reputation in Fungi and Lichens
Tephromela atra

White, crustose lichen with a black prothallus. Black,lecanorine apothecia. Found on sandstone gravestones.


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Some fungi are very poisonous so a mistaken ID could have serious consequences.

Species interactions

No interactions present.


AlanS's picture


From the very lumpy, untidy appearance I think this is more likely to be Lecanora gangaleoides, which resembles T. atra very closely and often grows with it.