Synchytrium succisae de Bary & Woronin, 1865
on Dipsacus, Knautia, Succisa
Succisa pratensis, England, Oxon, VC23 © Malcolm Storey, BioImages
leaves with tiny warts, less than half a mm orange red tot purple red, usually a large number together. They consist of a single infected cell, surrounded by 3-5 layers of un-infected, but swollen and discoloured cells.
Brandenburger (1985a), Buhr (1965a), Karling (1964a), Klenke & Scholler (2015a), Redfern & Shirley (2011a).