Mycosphaerella filicum (Desmazières) Starbäck, 1889

on ferns

parasite

Leaf spots with pycnidia qith 10-20 asci. Asci 10-24 x 25-40 µm; spres 4-5 x 13-15 µm, 2 oil drops.

host plants

polyphagous

Asplenium adiantum-nigrum, septentrionale, trichomanes; Dryopteris “apinulosa”, carthusiana, filix-mas; Polypodium vulgare.

references

Brandenburger (1985a: 4), Holm & Holm (1979a), Kozłowska, Mułenko, Anusiewicz & Wołkowycki (2019a).