Achroceratosphaeria Réblová, J. Fourn., K.D. Hyde & Ranghoo, Fungal Divers. 43: 79 (2010)
MycoBank number: MB 515196; Index Fungorum number: IF 515196; Facesoffungi number: FoF 06337; 2 morphological species (Species Fungorum 2020), 1 species with sequence data.
Type species – Achroceratosphaeria potamia Réblová, J. Fourn. & K.D. Hyde
Notes – Currently, two species are accepted in Achroceratosphaeria (Réblová et al. 2010, Wijayawardene et al. 2017a, 2018a), although molecular data is only available for A. potamia. The asexual morph is undetermined. Achroceratosphaeria differs from Pisorisporium in having hyaline to pale brown ascomata and J-, ascus, apical ring.