Gnomonia Ces. & De Not., Comm. Soc. crittog. Ital. 1(fasc. 4): 231 (1863)

Index Fungorum number: IF2099; 111 morphological species (Species Fungorum 2020), 28 species with sequence data.

Type species – Gnomonia gnomon (Tode) J. Schröt.

Notes – Gnomonia is characterized by astromatic, solitary, thin-walled, immersed perithecia with long necks and ascospores with a single median septum. The sexual morph of Gnomonia gnomon is illustrated below.


  • Gnomonia gnomon