Associations
provided by BioImages, the virtual fieldguide, UK
In Great Britain and/or Ireland:
Foodplant / parasite
cleistothecium of Golovinomyces cynoglossi parasitises live Cynoglossum germanicum
Foodplant / spot causer
mainly epiphyllous colony of Ramularia hyphomycetous anamorph of Ramularia cynoglossi causes spots on live leaf of Cynoglossum germanicum