Heterobasidion
Heterobasidion Bref. 1888, in Gorjón, Studies in Fungi 5(1), 216 (2020).
Diagnosis: Basidiome perennial, resupinate to pileate, widely effused and tough; pileal surface at first light brown and finely tomentose, soon darker and smooth with a distinct thin black cuticle. Pore surface light cream, pores regular, round to angular, mostly small, context white to light cream, dark reddish brown with Melzer's reagent. Hyphal system dimitic, generative hyphae thin-walled, simple septate, skeletal hyphae dominating in the basidiome, dextrinoid, unbranched or with a few branches. Cystidia none. Basidia clavate, with 4-sterigmate, simple-septate at the base. Basidiospores broadly ellipsoid to globose, hyaline, thin to slightly thick-walled, finely asperulate, negative in Melzer’s reagent. Causing a white rot of living conifers.
Index Fungorum Number: IF17745
Type Species: Heterobasidion annosum (Fr.) Bref. 1888
Species:
Heterobasidion abietinum Niemelä & Korhonen 1998
Heterobasidion amyloideopsis Saba, C.L. Zhao, Khalid & Pfister 2017
Heterobasidion amyloideum Y.C. Dai, Jia J. Chen & Korhonen 2014
Heterobasidion annosum (Fr.) Bref. 1888
Heterobasidion araucariae P.K. Buchanan 1988
Heterobasidion arbitrarium (Corner) T. Hatt. 2001
Heterobasidion armandii Y.C. Dai, Jia J. Chen & Yuan Yuan 2021
Heterobasidion australe Y.C. Dai & Korhonen 2009
Heterobasidion clelandii (Lloyd) G. Cunn. 1965
Heterobasidion cryptarum (Bull.) Rauschert 1990
Heterobasidion ecrustosum Tokuda, T. Hatt. & Y.C. Dai 2009
Heterobasidion hemitephrum (Berk.) G. Cunn. 1965
Heterobasidion insulare (Murrill) Ryvarden 1972
Heterobasidion irregulare Garbel. & Otrosina 2010
Heterobasidion linzhiense Y.C. Dai & Korhonen 2007
Heterobasidion melleum (Bondartsev & Ljub.) Bondartseva 1983
Heterobasidion occidentale Otrosina & Garbel. 2010
Heterobasidion ochroleucum (Berk.) G. Cunn. 1965
Heterobasidion orientale Tokuda, T. Hatt. & Y.C. Dai 2009
Heterobasidion pahangense Corner 1989
Heterobasidion parviporum Niemelä & Korhonen 1998
Heterobasidion perplexum (Ryvarden) Stalpers 1996
Heterobasidion rutilantiforme (Murrill) Stalpers 1996
Heterobasidion subinsulare Y.C. Dai, Jia J. Chen & Yuan Yuan 2021
Heterobasidion subparviporum Y.C. Dai, Jia J. Chen & Yuan Yuan 2021
Heterobasidion tasmanicum (Berk.) G. Cunn. 1965
Heterobasidion tibeticum Y.C. Dai, Jia J. Chen & Korhonen 2014
Reference:
Gorjón, S.P. (2020). Genera of corticioid fungi: keys, nomenclature, and taxonomy. Studies in Fungi 5(1), 125–309.
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