Decaisnella Fabre, Annls Sci. Nat., Bot., sér. 6 9: 112 (1879).
MycoBank number: MB 1434; Index Fungorum number: IF 1434; Facesoffungi number: FoF 08274; 10 morphological species (Species Fungorum 2020), 1 species with molecular data.
Type species – Decaisnella spectabilis Fabre, Annls Sci. Nat., Bot., sér. 6 9: 112 (1879).
Notes – Decaisnella speciesare terrestrial and marine with a worldwide distribution (Suetrong et al. 2009). This genus is characterized by a slight or well-developed clypeus with asci contain two, four, or eight ascospores (Barr 1986). However, re-collection is needed to verify the generic placement of this genus as placement is uncertain.
Species