Hemithecium is a genus of lichen-forming fungi in the family Graphidaceae.^[1] The genus was circumscribed by Vittore Benedetto Antonio Trevisan de Saint-Léon in 1853.

Quick Facts Hemithecium, Scientific classification ...

Hemithecium
Scientific classification
Domain:	Eukaryota
Kingdom:	Fungi
Division:	Ascomycota
Class:	Lecanoromycetes
Order:	Graphidales
Family:	Graphidaceae
Genus:	Hemithecium Trevis. (1853)

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As of April 2023^[update], Species Fungorum (in the Catalogue of Life) accepts 22 species of Hemithecium.^[2]

• Hemithecium alboglaucum (Vain.) A.W.Archer (2007)
• Hemithecium amboliense Makhija & Dube (2005)
• Hemithecium andamanicum (Makhija, Adaw. & Patw.) B.O.Sharma & Khadilkar (2012)
• Hemithecium argopholis (C.Knight ex Müll. Arg.) A.W.Archer (2005)
• Hemithecium canlaonense (Vain.) A.W.Archer (2007)
• Hemithecium duomurisporum Z.F.Jia (2011)
• Hemithecium endofuscum (M. Nakan.) M.Nakan. & Kashiw. (2003)
• Hemithecium flavoalbum (Makhija, Adaw. & Patw.) B.O.Sharma & Khadilkar (2012)
• Hemithecium flexile (Makhija, Adaw. & Patw.) B.O.Sharma & Khadilkar (2012)
• Hemithecium fulvescens Adaw. & Makhija (2005)
• Hemithecium himalayanum Jagad.Ram & G.P.Sinha (2009)
• Hemithecium kodayarense B.O.Sharma & Khadilkar (2012)
• Hemithecium lamii (Redinger) V.P.Tewari & Upreti (2007)
• Hemithecium nagalandicum (Kr.P.Singh & G.P.Sinha) Adaw. & Makhija (2005)
• Hemithecium nakanishianum (Patw. & C.R. Kulk.) Makhija & Dube (2005)
• Hemithecium oshioi (M. Nakan.) M.Nakan. & Kashiw. (2003)
• Hemithecium pulchellum Makhija & Adaw. (2005)
• Hemithecium radicicola (A.W.Archer) A.W.Archer (2005)
• Hemithecium rimulosum (Müll.Arg.) Mangold, Lumbsch & Kalb (2008)
• Hemithecium scariosum Makhija & Adaw. (2005)
• Hemithecium staigerae Adaw. & Makhija (2005)
• Hemithecium verrucosum B.O.Sharma & Khadilkar (2012)