Phacellium episphaerium (Desmazières) Braun, 1990

on Myosoton, Stellaria

Phacellium episphaerium on Stellaria alsine

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

Phacellium episphaerium on Stellaria alsine

leaf spot, upperside

Phacellium episphaerium on Stellaria alsine

leaf spot, underside

Phacellium episphaerium on Stellaria alsine

conidiophore bundle

Phacellium episphaerium on Stellaria alsine

another aspect

Phacellium episphaerium on Stellaria alsine

another aspect

Phacellium episphaerium on Stellaria alsine

conidia almost all aseptate

parasite

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

hostplants

Caryophyllaceae, narrowly oligophagous

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

synonyms

Ramularia episphaeria (Desmazières) Gunnerbeck 1967.

references

Brandenburger (1985a: 103), Braun (1998a), Jage, Scholler & Klenke (2010a), Kozłowska, Mułenko & Heluta (2015a), Kruse (2014a), Mułenko, Sałata & Wołczańska (1995a), Poelt & Fritz-Schroeder (1983a).

mod 19.x.2017