Truncospora
Truncospora Pilát 1953, in Cui, et al., Fungal Diversity 97, 137–392 (2019)
Diagnosis: Basidiocarps annual to perennial, pileate. Pilei applanate to ungulate, glabrous, cream to grayish brown. Pore surface white to ochraceous; pores large; dissepiments thick, entire. Context white to ochraceous, corky. Tubes concolorous with pore surface, corky. Hyphal system dimitic; generative hyphae hyaline, thin-walled, rarely branched, bearing clamp connections; skeletal hyphae dominant, hyaline, subsolid to thick-walled with a wide lumen, usually unbranched, interwoven, strongly dextrinoid, cyanophilous; tissues unchanged in KOH. Cystidia absent; cystidioles variably present. Basidiospores ellipsoid, truncate, hyaline, thick-walled, smooth, strongly dextrinoid, CB+
Index Fungorum Number: IF18685
Type species: Truncospora ochroleuca (Berk.) Pilát 1953, in Cui, et al., Fungal Diversity 97, 137–392 (2019)
Notes: Truncospora is a cosmopolitan genus with about eleven species accepted worldwide (Pila´t 1953; Corner 1989; Decock & Ryvarden 1999; Decock 2011; Zhao & Cui 2013; Spirin et al. 2015). Morphologically, it is characterized by relatively small, pileate basidiocarps, and truncate, variably (strongly) dextrinoid basidiospores (Zhao et al. 2013). Phylogenetically, it forms a clade distinct from the Perenniporia sensu stricto clade (Zhao & Cui 2013; Zhao et al. 2013).
Species:
Truncospora arizonica Spirin & Vlasák 2014
Truncospora atlantica Spirin & Vlasák 2014
Truncospora castanea (Corner) Zmitr. 2018
Truncospora detrita (Berk.) Decock 2011
Truncospora floridana Vlasák & Spirin 2014
Truncospora fuscopurpurea (Pers.) Zmitr. 2018
Truncospora japonica (Yasuda) Zmitr. 2018
Truncospora livida (Kalchbr.) Zmitr. 2018
Truncospora macrospora B.K. Cui & C.L. Zhao 2013
Truncospora mexicana Vlasák, Spirin & Kout 2014
Truncospora mollissima (B.K. Cui & C.L. Zhao) Zmitr. 2018
Truncospora oboensis Decock 2011
Truncospora ochroleuca (Berk.) Pilát 1953
Truncospora ochroleuca var. brevispora Corner 1989
Truncospora ochroleuca var. ochroleuca (Berk.) Pilát 1953
Truncospora ohiensis (Berk.) Pilát 1953
Truncospora ornata Spirin & Bukharova 2014
Truncospora pubertatis (Lloyd) Zmitr. 2018
Truncospora quercicola (Y.C. Dai) Zmitr. 2018
Truncospora roseoalba (Jungh.) Zmitr. 2018
Truncospora sclerosetosa (Decock & Laurence) Zmitr. 2018
Truncospora tephropora (Mont.) Zmitr. 2018
Truncospora tropicalis Vlasák & Spirin 2014
Truncospora truncatospora (Lloyd) S. Ito 1955
Truncospora violacea (Wakef.) Zmitr. 2018
Truncospora wisconsinensis C.L. Zhao & Pfister 2015
Reference:
Corner, E.J.H. (1989) Ad Polyporaceas 5. Beih Nova Hedwigia 91, 1–218
Cui, B.K., & Li, H.J., & Ji, X., & Zhou, J.L., & Song, J. & Si, J., & Yang, Z.L., & Dai, Y.C. (2019). Species diversity, taxonomy and phylogeny of Polyporaceae (Basidiomycota) in China. Fungal Diversity 97, 137–392
Decock, C., & Ryvarden, L. (1999). Studies in neotropical polypores. Some coloured resupinate Perenniporia species. Mycological Research 103, 1138–1144
Decock, C, & Ryvarden, L. (2011). Additions to the neotropical Perenniporia: Perenniporia albo-incarnata comb. nov. and Perenniporia guyanensis sp. nov. Cryptogam, Mycologia 32, 13–23
Pila´t, A. (1953) Hymenomycetes novi vel minus cogniti Cechoslovakiae II. Acta Musei Nationalis Pragae 2, 1–109
Spirin, V., & Kout, J., & Vlasa´k, J. (2015) Studies in the Truncospora ohiensis – T. ochroleuca group (Polyporales, Basidiomycota). Nova Hedwigia 100:159–175
Zhao, C.L., & Cui, B.K. (2013). Truncospora macrospora sp. nov. (Polyporales) from Southwest China based on morphological and molecular data. Phytotaxa 87, 30–38
Zhao, C.L., & Cui, B.K., & Dai, Y.C. (2013) New species and phylogeny of Perenniporia based on morphological and molecular characters. Fungal Diver 58:47–60
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