Plant Parasites of Europe

leafminers, galls and fungi

Ramularia episphaeria

Ramularia episphaeria (Desmazières) Gunnerbeck 1967

on Myosoton, Stellaria

Ramularia episphaeria on Stellaria alsine

Stellaria alsine, Belgium, prov. Flemish Brabant, Zichem-Catselt © Carina Van Steenwinkel

Ramularia episphaeria on Stellaria alsine

leaf spot, upperside

Ramularia episphaeria on Stellaria alsine

leaf spot, underside

Ramularia episphaeria on Stellaria alsine

conidiophore bundle

Ramularia episphaeria on Stellaria alsine

another aspect

Ramularia episphaeria on Stellaria alsine

another aspect

Ramularia episphaeria on Stellaria alsine

conidia almost all aseptate

parasite

The leaf spots are amphigenous. Conidia 3-8 x 6-22 µm.

host plants

Caryophyllaceae, narrowly oligophagous

Myosoton aquaticum; Stellaria alsine, crassifolia, graminea, holostea, media, nemorum, palustris.

synonyms

Graphium pallescens (Fuckel) Magnus, 1905; Phacellium episphaerium (Desmazières) Braun, 1990.

notes

See under Mycosphaerella isariphora for a possible relation between both.

references

Blumer (1946a), Brandenburger (1985a: 103), Braun (1998a), Chater, Woods, Stringer, ao (2021a), Doppelbauer & Doppelbauer (1973a), Jage, Scholler & Klenke (2010a), Kozłowska, Mułenko & Heluta (2015a), Mułenko & Kozłowska (2010a), Kruse (2014a, 2019a), Mułenko, Sałata & Wołczańska (1995a), Poelt & Fritz-Schroeder (1983a).

Last modified 31.viii.2022