Hypsostroma Huhndorf, Mycologia 84(5): 750 (1992).

MycoBank number: MB 25538; Index Fungorum number: IF 25538; Facesoffungi number: FoF 08254; 2 morphological species (Species Fungorum 2020), 2 species with molecular data.

Type speciesHypsostroma saxicola Huhndorf.

NotesHypsostroma species are characterized in having large superficial ascomata which form on a subiculum, pseudoparenchymatous peridial cells, trabeculate pseudoparaphyses, clavate asci with long pedicels, conspicuous apical apparatus and disarticulating ascospores with germ slits (Huhndorf 1992).