Interactions where Veronica 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 'Interaction 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 sporangium
Peronospora agrestis a downy mildew
Peronosporales: Peronosporaceae
Fungi of the South East England , Dennis, R.W.G., 1995Microfungi on Land Plants: An Identification Handbook , Ellis, M.B. & J.P., 1997A Checklist of the Downy Mildews (Peronosporaceae) of the British Isles , Preece, T.F., 2002
/Chromista/Oomycota/Peronosporea/Peronosporales/Peronosporaceae/Peronospora agrestis/ Peronospora agrestis a downy mildew sporangium
Foodplant / parasite UK and/or Eire
/Plantae/Tracheophyta/Magnoliopsida/Lamiales/Plantaginaceae/Veronica arvensis/ Veronica arvensis wall speedwell live (2-4) sporangium parasitises live
(live)
live is parasitised by sporangium
Peronospora grisea Hebe Downy Mildew
Peronosporales: Peronosporaceae
Fungal Records Database of Britain and Ireland
/Chromista/Oomycota/Peronosporea/Peronosporales/Peronosporaceae/Peronospora grisea/ Peronospora grisea hebe downy mildew sporangium
Foodplant / parasite UK and/or Eire
/Plantae/Tracheophyta/Magnoliopsida/Lamiales/Plantaginaceae/Veronica arvensis/ Veronica arvensis wall speedwell live sporangium parasitises live
(live)
live is parasitised by
Podosphaera fuliginea Speedwell Mildew
Erysiphales: Erysiphaceae
An Introduction to British Powdery Mildews
/Fungi/Ascomycota/Leotiomycetes/Erysiphales/Erysiphaceae/Podosphaera fuliginea/ Podosphaera fuliginea speedwell mildew Foodplant / parasite Foreign
/Plantae/Tracheophyta/Magnoliopsida/Lamiales/Plantaginaceae/Veronica arvensis/ Veronica arvensis wall speedwell live parasitises live
capsule (live)
live capsule may be infected and damaged by spore mass
Schroeteria delastrina a smut fungus
Microfungi on Land Plants: An Identification Handbook , Ellis, M.B. & J.P., 1997Note: Schroeteria delastrina (Tul.) Wint. on Veronica arvensis in Oxfordshire
/Fungi/Ascomycota/Schroeteria delastrina/ Schroeteria delastrina a smut fungus spore mass
Foodplant / pathogen UK and/or Eire
/Plantae/Tracheophyta/Magnoliopsida/Lamiales/Plantaginaceae/Veronica arvensis/ Veronica arvensis wall speedwell live capsule (5-6) spore mass infects and damages live capsule
leaf (live)
live leaf is spotted by mainly hypophyllous, punctiform, subeffuse, greyish white caespituli of Ramularia anamorph
Ramularia veronicae (An Anamorphic Fungus)
Capnodiales: Mycosphaerellaceae
Monograph of Cercosporella, Ramularia and Allied Genera - Vol II , Braun, U., 1998
/Fungi/Ascomycota/Dothideomycetes/Capnodiales/Mycosphaerellaceae/Ramularia veronicae/ Ramularia veronicae (an anamorphic fungus) mainly hypophyllous, punctiform, subeffuse, greyish white caespituli Ramularia anamorph
Foodplant / spot causer Foreign
/Plantae/Tracheophyta/Magnoliopsida/Lamiales/Plantaginaceae/Veronica arvensis/ Veronica arvensis wall speedwell live leaf mainly hypophyllous, punctiform, subeffuse, greyish white caespituli of Ramularia anamorph causes spots on live leaf
NBN (data.nbn.org.uk)
has a distribution map for Veronica arvensis (Wall Speedwell)
BioImages (www.bioimages.org.uk)
has 9 images of Veronica arvensis (Wall Speedwell)
