X. megalospora X. quercicola Xerotrema is a genus of fungi in the family Odontotremataceae.

[1] The genus was circumscribed by Martha Allen Sherwood and Brian John Coppins in 1980.

[2] The type species, Xerotrema megalospora, is found in the United States and Canada.

[3] X. quercicola was added to the genus in 2008.

This Lecanoromycetes-related article is a stub.