Microthecium foveolatum Udagawa & Y. Horie, in Hawksworth & Udagawa, Trans. Mycol. Soc. Japan 18: 149. 1977.

≡ Pteridiosperma foveolatum (Udagawa & Y. Horie) J.C. Krug & Jeng, Mycotaxon 10: 45. 1979.

Notes.

This species is easily distinguished by its non-ostiolate ascomata, ellipsoidal to fusiform ascospores ornamented with small pores and thick wing-like ridges usually longitudinal but often oblique, and production of phialidic asexual morph. For morphological comparison see Notes of Mi. ciliatum .