Ramularia tricherae Lindroth, 1902

on Knautia

Knautia arvensis, Belgium, prov. Liège, Büllingen, Vallée de la Holzwarche © Carina Van Steenwinkel

same leaf, underside

colonies

conidiophores and conidia

conidiophores and conidia, another colony

gall

Caespituli mainly hypophyllous. Conidia 2-4 x 6-20 µm, 0-1 septate.

hostplants

Caprifoliaceae, monophagous

Knautia arvensis, dipsacifolia, integrifolia, longifoia, purpurea, tatarica.

references

Braun (1998a), Jage, Kruse, Kummer ao (2013a), Jage, Scholler & Klenke (2010a), Kozłowska, Mułenko & Heluta (2015a), Poelt & Fritz-Schroeder (1983a), Ruszkiewicz-Michalska (2006a), Wołczańska (2005a).