Pachypatella Theiss. & Syd., Annls mycol. 13(3/4): 228 (1915).

MycoBank number: MB 3670; Index Fungorum number: IF 3670; Facesoffungi number: FoF 02319; 2 morphological species (Species Fungorum 2020), molecular data unavailable.

Type species: Pachypatella alsophilae (Racib.) Theiss. & Syd., Annls mycol. 13(3/4): 228 (1915).

Hysterostomella alsophilae Racib., Parasit. Alg. Pilze Java’s (Jakarta) 2: 22 (1900).

Notes: Pachypatella was reported as pathogenic on living leaves of ferns. Two species including the type are described (morphology see Inácio and Cannon 2008; Wijayawardene et al. 2018, 2020). Pachypatella is characterized by superficial, circular or elliptical, flat ascostromata, becoming irregular in shape, with clavate, or cylindrical to cylindric-clavate asci and cylindric-ellipsoidal to ellipsoidal or occasionally oblong ascospores (Inácio and Cannon 2008).


  • Pachypatella alsophilae