Postia

Postia is a genus of brown rot fungi in the family Fomitopsidaceae.

Taxonomy
Postia was circumscribed by mycologist Elias Magnus Fries in his 1874 work Hymenomycetes europaei. The genus name honours Swedish naturalist Hampus von Post (1822–1911).

Species
A 2008 estimate placed 30 species in the genus. , Index Fungorum accepts 57 species of Postia: • Postia africana (Ryvarden) V.Papp (2015)

• Postia amurensis Y.C.Dai & Penttilä (2006) – China

• Postia amylocystis Y.C.Dai & Renvall (1994) – China

• Postia amyloidea (Corner) V.Papp (2015)

• Postia balsamea (Peck) Jülich (1982)

• Postia brunnea Rajchenb. & P.K.Buchanan (1996) – Australia; New Zealand

• Postia caesia (Schrad.) P.Karst. (1881) – Europe

• Postia caesioflava (Pat.) V.Papp (2015)

• Postia calcarea Y.L.Wei & Y.C.Dai (2006) – China

• Postia cana H.S.Yuan & Y.C.Dai (2010)

• Postia carbophila Rajchenb. (1995) – South America

• Postia ceriflua (Berk. & M.A.Curtis) Jülich (1982)

• Postia coeruleivirens (Corner) V.Papp (2015) – East and Southeast Asia

• Postia cylindrica H.S.Yuan (2017) – China

• Postia dissecta (Cooke) Rajchenb. (1988)

• Postia duplicata L.L.Shen, B.K.Cui & Y.C.Dai (2014)

• Postia floriformis (Quél.) Jülich (1982)

• Postia fragilis (Fr.) Jülich (1982) – Europe

• Postia globicystidia P.K.Buchanan & Ryvarden (1998) – New Zealand

• Postia gloeocystidiata Y.L.Wei & Y.C.Dai (2006) – China

• Postia grata (Berk.) Rajchenb. (1989) – Nepal

• Postia guttulata (Sacc.) Jülich (1982) – Europe; India

• Postia hibernica (Berk. & Broome) Jülich (1982) – Great Britain

• Postia immitis (Peck) Niemelä (2009)

• Postia inocybe (A.David & Malençon) Jülich (1982)

• Postia japonica Y.C.Dai & T.Hatt. (2007)

• Postia johnstonii (Murrill) Jülich (1982)

• Postia lateritia Renvall (1992) – Europe

• Postia leucomallella (Murrill) Jülich (1982) – Europe

• Postia lowei (Pilát) Jülich (1982) – Great Britain

• Postia luteocaesia (A.David) Jülich (1982) – Europe

• Postia manuka (G.Cunn.) P.K.Buchanan & Ryvarden (2000)

• Postia mediterraneocaesia M. Pieri & B.Rivoire (2005) – Europe

• Postia minuta Rajchenb. (2001) – Argentina

• Postia obliqua Y.L.Wei & W.M.Qin (2010) – China

• Postia pelliculosa (Berk.) Rajchenb. (1988) – Uganda

• Postia perdelicata (Murrill) M.J.Larsen & Lombard (1986)

• Postia ptychogaster (F.Ludw.) Vesterh. (1996) – Europe

• Postia punctata Rajchenb. & P.K.Buchanan (1996) – South America; Tasmania

• Postia qinensis Y.C.Dai & Y.L.Wei (2009) – China

• Postia rancida (Bres.) M.J.Larsen & Lombard (1986) – Great Britain

• Postia rennyi (Berk. & Broome) Rajchenb. (1993) – Europe

• Postia septentrionalis (Vampola) Renvall (1992)

• Postia sericeomollis (Romell) Jülich (1982) – Europe

• Postia simanii (Pilát) Jülich (1982)

• Postia stellifera T.Hatt. & Sotome (2011) – Malaysia

• Postia stiptica (Pers.) Jülich (1982) – Europe

• Postia subcaesia (A.David) Jülich (1982) – Europe

• Postia subplacenta B.K.Cui (2012) – China

• Postia subundosa Y.L.Wei & Y.C.Dai (2006) – China

• Postia tephroleuca (Fr.) Jülich (1982) – Asia, Europe

• Postia undosa (Peck) Jülich (1982) – Europe, North America

• Postia venata (Rajchenb. & J.E.Wright) Rajchenb. (1988)

• Postia zebra Y.L.Wei & W.M.Qin (2010) – China

In a 2018 revision of the Postia caesia complex, Otto Miettinen and colleagues proposed four new combinations, and described ten new species:
 * P. alni Niemelä & Vampola (2018) – Europe
 * P. arbuti Spirin (2018) – North America
 * P. auricoma Spirin & Niemelä (2018 – Eurasia
 * P. bifaria Spirin (2018) – East Asia
 * P. caesiosimulans (G.F.Atk.) Spirin & Miettinen (2018) – Holarctic
 * P. comata Miettinen (2018) – Northeastern United States
 * P. cyanescens Miettinen (2018) – Europe
 * P. glauca Spirin & Miettinen (2018) – East Asia
 * P. gossypina (Moug. & Lév.) Spirin & Rivoire (2018) – Europe
 * P. livens Miettinen & Vlasák (2018) – North America
 * P. magna Miettinen (2018) – China; South Korea
 * P. populi Miettinen (2018) – Holarctic
 * P. simulans (P.Karst.) Spirin & Rivoire (2018) – Holarctic
 * P. subviridis (Ryvarden & Guzmán) Spirin (2018) – Europe; North America
 * P. yanae Miettinen & Kotiranta (2018) – Eastern Siberia