''Hemithecium'' is a genus of

lichen A lichen ( , ) is a composite organism that arises from algae or cyanobacteria living among filaments of multiple fungi species in a mutualistic relationship.fungi in the family

Graphidaceae The Graphidaceae are a family of lichens in the order Ostropales. Distribution and ecology The vast majority of Graphidaceae species are restricted to the tropics. Most Graphidaceae species are epiphytic (i.e. they grow only on plants). Gener ...

. The genus was

circumscribed In geometry, the circumscribed circle or circumcircle of a polygon is a circle that passes through all the vertices of the polygon. The center of this circle is called the circumcenter and its radius is called the circumradius. Not every polyg ...

Vittore Benedetto Antonio Trevisan de Saint-Léon Vittore Benedetto Antonio Trevisan de Saint-Léon (5 June 1818, in Padua – 8 April 1897, in Milan) was an Italian botanist who specialized in cryptogam, cryptogamic flora. During his career, he was a professor of natural history in Padua. I ...

in 1853.

Species

, Species Fungorum (in the Catalogue of Life) accepts 22 species of ''Hemithecium''. *'' Hemithecium alboglaucum'' *'' Hemithecium amboliense'' *'' Hemithecium andamanicum'' *'' Hemithecium argopholis'' *'' Hemithecium canlaonense'' *'' Hemithecium duomurisporum'' *'' Hemithecium endofuscum'' *''

Hemithecium flavoalbum ''Hemithecium'' is a genus of lichen-forming fungi in the family Graphidaceae. The genus was circumscription (taxonomy), circumscribed by Vittore Benedetto Antonio Trevisan de Saint-Léon in 1853. Species , Species Fungorum (in the Catalogue of ...

'' *'' Hemithecium flexile'' *'' Hemithecium fulvescens'' *'' Hemithecium himalayanum'' *'' Hemithecium kodayarense'' *'' Hemithecium lamii'' *'' Hemithecium nagalandicum'' *'' Hemithecium nakanishianum'' *'' Hemithecium oshioi'' *'' Hemithecium pulchellum'' *'' Hemithecium radicicola'' *'' Hemithecium rimulosum'' *'' Hemithecium scariosum'' *'' Hemithecium staigerae'' *'' Hemithecium verrucosum''

References

Graphidaceae Lichen genera Graphidales genera Taxa named by Vittore Benedetto Antonio Trevisan de Saint-Léon Taxa described in 1853 {{Lecanoromycetes-stub