Typhrasa Örstadius & E. Larss., in Örstadius et al., Mycological Progress 14 (no. 25): 32 (2015)
Etymology: The genus name is an anagram of Psathyra an illegitimate genus earlier containing many psathyrelloid species.
Diagnostic characters: Basidiomata medium-sized, with well-developed veil, growing on wood or on soil. Cap brown, striate or not, hygrophanous. Gills crowded, adnate to adnexed, pale, becoming brown, with white edge. Spores small to medium-sized, with colours from red to reddish yellow. Hymenial cystidia large, rostrate, and with intracellular oily drops or globules. Pileipellis with a hymeniderm or a paraderm. Clamps present.
Index Fungorum number: IF811499
Type species: Typhrasa gossypina (Bull.) Örstadius & E. Larss., in Örstadius, Ryberg & Larsson, Mycological Progress 14(no. 25): 33 (2015)
Typhrasa gossypina (Bull.) Örstadius & E. Larss. 2015
Typhrasa gossypina f. gossypina (Bull.) Örstadius & E. Larss. 2015
Typhrasa gossypina var. gossypina (Bull.) Örstadius & E. Larss. 2015
Typhrasa nanispora Örstadius, Hauskn. & E. Larss. 2015
Örstadius, L; Ryberg, M; Larsson, E. 2015. Molecular phylogenetics and taxonomy in Psathyrellaceae (Agaricales) with focus on psathyrelloid species: introduction of three new genera and 18 new species. Mycological Progress. 14(5/25):1-42