Melanotrema
Melanotrema is a genus of lichen-forming fungi in the family Graphidaceae. The genus was circumscribed by German lichenologist Andreas Frisch in 2006, with M. platystomum assigned as the type species.
Species
, Species Fungorum accepts 12 species of Melanotrema.Melanotrema astrolucens Melanotrema columellatum Melanotrema comosum Melanotrema endomelaenum Melanotrema foratum Melanotrema lirelliforme Melanotrema lynceodes Melanotrema meiospermoides Melanotrema meiospermum Melanotrema melanophthalmum Melanotrema platystomum- ''Melanotrema submicrosporoides''