MycoBank number:MB 515329;Index Fungorum number:IF 515329;Facesoffungi number: FoF 08056; 6 morphological species (Boehm et al. 2009a, Jayasiri et al. 2018, Species Fungorum 2020), 6 species with molecular data.

Type species –Hysterobrevium mori(Schwein.) E. Boehm & C.L. Schoch, in Boehm et al., Stud. Mycol. 64: 62 (2010).

≡ Hysterium moriSchwein., Trans. Am. phil. Soc., New Series 4(2): 244 (1832) [1834].

Notes –Hysterobreviumwas introduced by Boehm et al. (2009a) with three new combinations.Hysterobreviumis similar toHysterographium. However, these two genera are phylogenetically distinct and Boehm et al. (2009a) introducedHysterobreviumas a new genus

mainly based on molecular data. Ascospores are pigmented or hyaline dictyospores, usually less than 25 μm long, and constricted at least at the median septum (Boehm et al. 2009a).

Species