Microbotryum warmingii (Rostrup) Vánky, 1998
Fungi, Basidiomycota, Microbotryomycetes, Microbotryales
on Rumex
gall
the flowers are transformed into a blackishh brown, powdery mass of spores. The leaves have more or less extensive pustular fields, especially along the margins, filled with spores.
hostplants
Polygonaceae, monophagous
Rumex aquaticus, crispus, longifolius.
synonyms
Ustilago warmingii Rostrup, 1886.
references
Brandenburger (1985a: 91), Buhr (1965a), Klenke & Scholler (2015a), Vánky (1994a).
26/04/2017