Pyrenopeziza chamaenerii Nannfeldt, 1926
on Chamerion, etc.

Chamerion angustifolium, 15.ii.2026 © Laurens van der Linde, det. Stip Helleman

detail
parasite
Apothecia 0.5 mm, dark brown, on dead stems; ascospores hyaline, 2 x 7-10 µm.
host plants
polyphagous
Chamerion angustifolium; Cirsium palustre; Epilobium hirsutum; Symphytum officinale.
synonyms
Mollisia chamaenerii (Nannfeldt) Gremmen, 1956; Pyrenopeziza chamaenerionis.
references
Declercq (0000a), Ellis & Ellis (1997a: 347), Gremmen (1956c, 1858a), Savić (2020a).