Interactions where Viola arvensis is the victim or passive partner (and generally loses out from the process)
The following relationships have been collated from the published literature (see 'References').
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Affected Part
Summary
Taxon
Vernacular
Classification
References
Darwin Classification of Active Taxon
Active Taxon
Active Vernacular
Active Taxon Uncertain
Active State
Active Part
Active Stage
Relationship
Relationship Uncertain
Relationship Geography
Darwin Classification of Passive Taxon
Passive Taxon
Passive Vernacular
Passive Taxon Uncertain
Passive State
Passive Part
Passive Stage
Passive Taxon's significance to Active Taxon
Indoors etc
Season
Summary
(live)
live is parasitised by
Golovinomyces orontii a polyphagous powdery mildew
Erysiphales: Erysiphaceae
An Introduction to British Powdery Mildews
/Fungi/Ascomycota/Leotiomycetes/Erysiphales/Erysiphaceae/Golovinomyces orontii/ Golovinomyces orontii a polyphagous powdery mildew Foodplant / parasite Foreign
/Plantae/Tracheophyta/Magnoliopsida/Malpighiales/Violaceae/Viola arvensis/ Viola arvensis field pansy live parasitises live
leaf (live)
live leaf is parasitised by hypophyllous sporangium
Peronospora violae Pansy Downy Mildew
Peronosporales: Peronosporaceae
Microfungi on Land Plants: An Identification Handbook , Ellis, M.B. & J.P., 1997Peronospora violae , Hall, G., 1980A Checklist of the Downy Mildews (Peronosporaceae) of the British Isles , Preece, T.F., 2002
/Chromista/Oomycota/Peronosporea/Peronosporales/Peronosporaceae/Peronospora violae/ Peronospora violae pansy downy mildew hypophyllous sporangium
Foodplant / parasite UK and/or Eire
/Plantae/Tracheophyta/Magnoliopsida/Malpighiales/Violaceae/Viola arvensis/ Viola arvensis field pansy live leaf (10)11-) hypophyllous sporangium parasitises live leaf
leaf (live)
live leaf is spotted by amphigenous, gregarious, punctiform, greyish white caespituli of Ramularia anamorph
Ramularia agrestis var agrestis an anamorphic fungus
Capnodiales: Mycosphaerellaceae
Monograph of Cercosporella, Ramularia and Allied Genera - Vol II , Braun, U., 1998
/Fungi/Ascomycota/Dothideomycetes/Capnodiales/Mycosphaerellaceae/Ramularia agrestis var. agrestis/ Ramularia agrestis var. agrestis an anamorphic fungus amphigenous, gregarious, punctiform, greyish white caespituli Ramularia anamorph
Foodplant / spot causer Foreign
/Plantae/Tracheophyta/Magnoliopsida/Malpighiales/Violaceae/Viola arvensis/ Viola arvensis field pansy live leaf amphigenous, gregarious, punctiform, greyish white caespituli of Ramularia anamorph causes spots on live leaf
leaf (live)
live leaf is spotted by punctiform to effuse, whitish caespituli of Ramularia anamorph
Ramularia agrestis var deflectens an anamorphic fungus
Capnodiales: Mycosphaerellaceae
Monograph of Cercosporella, Ramularia and Allied Genera - Vol II , Braun, U., 1998
/Fungi/Ascomycota/Dothideomycetes/Capnodiales/Mycosphaerellaceae/Ramularia agrestis var. deflectens/ Ramularia agrestis var. deflectens an anamorphic fungus punctiform to effuse, whitish caespituli Ramularia anamorph
Foodplant / spot causer Foreign
/Plantae/Tracheophyta/Magnoliopsida/Malpighiales/Violaceae/Viola arvensis/ Viola arvensis field pansy live leaf punctiform to effuse, whitish caespituli of Ramularia anamorph causes spots on live leaf
NBN (data.nbn.org.uk)