title: Melanotrema
text: # 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
  
  As of March 2023, Species Fungorum (in the Catalogue of Life) accepts 12 species of Melanotrema.
  
  * Melanotrema astrolucens (Sipman) Frisch (2006)
  * Melanotrema columellatum (Nyl.) Mangold (2009)
  * Melanotrema comosum Sipman (2014)
  * Melanotrema endomelaenum (Müll.Arg.) Mangold (2009)
  * Melanotrema foratum (Nyl.) Frisch (2006)
  * Melanotrema lirelliforme (Tuck.) Frisch (2006)
  * Melanotrema lynceodes (Nyl.) Rivas Plata, Lücking & Lumbsch (2014)
  * Melanotrema meiospermoides (Hale) Frisch (2006)
  * Melanotrema meiospermum (Nyl.) Frisch (2006)
  * Melanotrema melanophthalmum (Homchant. & Coppins) Papong & Lumbsch (2010)
  * Melanotrema platystomum (Mont.) Frisch (2006)
  * Melanotrema submicrosporoides (Nagarkar, Sethy & Patw.) S.Joshi & Lücking (2018)
  