# Diorygma

Diorygma is a genus of lichen-forming fungi in the family Graphidaceae. The genus was circumscribed by Franz Gerhard Eschweiler in 1824. Species of the genus are widely distributed in tropical and subtropical regions of the world.

## Species

As of January 2022, Species Fungorum accepts 76 species of Diorygma.
* Diorygma aeolum (Stirt.) Pushpi Singh & Kr.P.Singh (2017)
* Diorygma africanum Kalb, Staiger & Elix (2004)
* Diorygma agumbense B.O.Sharma & Khadilkar (2012) – India
* Diorygma alagoense M.Cáceres & Lücking (2007) – Brazil
* Diorygma albocinerascens Makhija, Chitale & B.O.Sharma (2009) – India
* Diorygma albovirescens Makhija, Chitale & B.O.Sharma (2009) – India
* Diorygma angusticarpum Sutjar. & Kalb (2014) – Thailand
* Diorygma antillarum (Vain.) Nelsen, Lücking & Rivas Plata (2012)
* Diorygma archeri S.Joshi & Hur (2013) – Vietnam
* Diorygma australasicum (Elix) Lücking, Elix & A.W.Archer (2009)
* Diorygma basinigrum Seavey & J.Seavey (2014)
* Diorygma cameroonense Kalb (2020) – Africa
* Diorygma chumphonense Sutjar. & Kalb (2014) – Thailand
* Diorygma circumfusum (Stirt.) Kalb, Staiger & Elix (2004)
* Diorygma citri Sutjar. & Kalb (2014) – Thailand
* Diorygma confluens (Fée) Kalb, Staiger & Elix (2004)
* Diorygma conprotocetraricum Sutjar. & Kalb (2014) – Thailand
* Diorygma dandeliense B.O.Sharma & Khadilkar (2012) – India
* Diorygma dealbatum B.O.Sharma & Makhija (2009) – India
* Diorygma defectoisidiatum Aptroot & M.Cáceres (2023) – Brazil
* Diorygma epiglaucum (Müll.Arg.) Kalb, Staiger & Elix (2004)
* Diorygma erythrellum (Mont. & Bosch) Kalb, Staiger & Elix (2004)
* Diorygma excipuloconvergentum Makhija, Chitale & B.O.Sharma (2009) – India
* Diorygma extensum Sipman (2014)
* Diorygma fuscopruinosum Sutjar. & Kalb (2014) – Thailand
* Diorygma fuscum Jian Li bis & Z.F.Jia (2016) – China
* Diorygma gyrosum Aptroot, Lücking & M.Cáceres (2023) – Brazil
* Diorygma hieroglyphicellum Sutjar. & Kalb (2014) – Thailand
* Diorygma hieroglyphicum (Pers.) Staiger & Kalb (2004)
* Diorygma hololeucum (Mont. & Bosch) Kalb, Staiger & Elix (2004)
* Diorygma inaequale B.O.Sharma & Makhija (2009) – India
* Diorygma incantatum S.C.Feuerst. & Eliasaro (2014) – Brazil
* Diorygma inexpectatum Sutjar. & Kalb (2013) – Thailand
* Diorygma intermedium Kalb, Staiger & Elix (2004)
* Diorygma isabellinum (Zahlbr.) Z.F.Jia & Lücking (2017)
* Diorygma isidiolichexanthonicum Aptroot (2020) – Brazil
* Diorygma junghuhnii (Mont. & Bosch) Kalb, Staiger & Elix (2004)
* Diorygma karnatakense B.O.Sharma & Khadilkar (2012) – India
* Diorygma kurnoolense Mohabe, Nayaka & A.M.Reddy (2015) – India
* Diorygma lichexanthonicum Aptroot, Lücking & M.Cáceres (2023) – Brazil
* Diorygma longilirellatum B.O.Sharma & Makhija (2009) – India
* Diorygma longisporum E.L.Lima, M.Cáceres & Aptroot (2013) – Brazil
* Diorygma macgregorii (Vain.) Kalb, Staiger & Elix (2004)
* Diorygma manipurense B.O.Sharma & Makhija (2009) – India
* Diorygma megaspermum Makhija, Chitale & B.O.Sharma (2009) – India
* Diorygma megasporum Kalb, Staiger & Elix (2004)
* Diorygma megistosporum Makhija, Chitale & B.O.Sharma (2009) – India
* Diorygma microsporum M.Cáceres & Lücking (2011)
* Diorygma minisporum Kalb, Staiger & Elix (2004)
* Diorygma monophorum (Nyl.) Kalb, Staiger & Elix (2004)
* Diorygma nigricans Rivas Plata & Lücking (2012) – Peru
* Diorygma norsubmuriforme Aptroot, Lücking & M.Cáceres (2023) – Brazil
* Diorygma occultum (Adaw. & Makhija) Pushpi Singh & Kr.P.Singh (2020)
* Diorygma panchganiense Makhija, Chitale & B.O.Sharma (2009) – India
* Diorygma pauciseptatum S.C.Feuerst., I.P.R.Cunha, Aptroot & M.Cáceres (2014) – Brazil
* Diorygma poitaei (Fée) Kalb, Staiger & Elix (2004)
* Diorygma pruinosum (Eschw.) Kalb, Staiger & Elix (2004)
* Diorygma radiatum (D.D.Awasthi & S.R.Singh) Kr.P.Singh & Swarnal. (2008)
* Diorygma reniforme (Fée) Kalb, Staiger & Elix (2004)
* Diorygma roseopruinatum Papong, Lücking & Parnmen (2014) – New Caledonia
* Diorygma rufopruinosum (A.W.Archer) Kalb, Staiger & Elix (2004)
* Diorygma rufosporum (Patw. & C.R.Kulk.) B.O.Sharma & Makhija (2009) – India
* Diorygma rupicola B.O.Sharma & Khadilkar (2012) – India
* Diorygma salazinicum Sutjar. & Kalb (2014) – Thailand
* Diorygma salvadoriense Kalb, Staiger & Elix (2004)
* Diorygma salxanthonicum Aptroot, Lücking & M.Cáceres (2023) – Brazil
* Diorygma saxicola B.O.Sharma & Makhija (2009) – India
* Diorygma sipmanii Kalb, Staiger & Elix (2004)
* Diorygma soozanum (Zahlbr.) M.Nakan. & Kashiw. (2003)
* Diorygma sophianum E.L.Lima & Lücking (2019) – Brazil
* Diorygma spilotum (Stirt.) Pushpi Singh & Kr.P.Singh (2017)
* Diorygma sticticum Sutjar., Kalb & Lücking (2011)
* Diorygma streimannii A.W.Archer & Elix (2017) – Australia
* Diorygma subalbatum (Patw. & Makhija) B.O.Sharma & Makhija (2009) – India
* Diorygma subpruinosum Sutjar. & Kalb (2014) – Thailand
* Diorygma talisense (A.W.Archer) A.W.Archer (2007)
* Diorygma thailandicum Sutjar. & Kalb (2014) – Thailand
* Diorygma tibellii Kalb, Staiger & Elix (2004)
* Diorygma tocantinsense S.C.Feuerst., I.P.R.Cunha & Aptroot (2014) – Brazil
* Diorygma toensbergianum Aptroot & M.Cáceres (2023) – Brazil
* Diorygma tuberculosum (Stirt.) Kalb, Staiger & Elix (2004)
* Diorygma upretii Sipman (2018)
* Diorygma verrucirimosum B.O.Sharma & Makhija (2009) – India
* Diorygma wallamanensis A.W.Archer & Elix (2008) – Australia
* Diorygma wilsonianum (Müll.Arg.) A.W.Archer (2005)