Associations
provided by BioImages, the virtual fieldguide, UK
In Great Britain and/or Ireland:
Foodplant / spot causer
gregarious, immersed pycnidium of Ascochyta coelomycetous anamorph of Ascochyta violae causes spots on live leaf of Viola odorata
Remarks: season: 5-9
Foodplant / spot causer
mostly epiphyllous, numerous, immersed pycnidium of Phyllosticta coelomycetous anamorph of Phyllosticta violae causes spots on fading leaf of Viola odorata
Remarks: season: 6-8
Other: major host/prey
Foodplant / feeds on
larva of Protoemphytus pallipes feeds on leaf of Viola odorata
Foodplant / gall
aecium of Puccinia violae causes gall of live petiole of Viola odorata
Foodplant / spot causer
amphigenous colony of Ramularia anamorph of Ramularia lactea causes spots on live leaf of Viola odorata
Remarks: season: 9-10
Foodplant / gall
spore mass of Urocystis violae causes gall of live leaf vein of Viola odorata
Remarks: season: 11-7
