Microbotryomycetidae

Microbotryum Lév. Index Fungorum number: IF 16212; MycoBank number: MB 16212 Notes – In its broad circumscription, Microbotryum comprises 99 species (Denchev and Denchev 2011; Vánky 2011; Piątek et al. 2012, 2013; Denchev et al. 2019; Ziegler et al. 2018; Kemler et al. 2020). During an examination of Polygonum specimens in the herbarium of the [...]

Microbotryum polycnemoides T. Denchev, Denchev, Kemler & Begerow, sp. nov. Index Fungorum number: IF 557222; MycoBank number: MB 557222; Facesoffungi number: FoF 07517; Fig. 1 Etymology – The specific epithet refers to the host species. Holotype – SOMF 30200 Parasitic on Polygonum polycnemoides. Infection systemic, all flowers of an inflorescence affected. Sori in perianth tube, hypanthium, [...]