Puccinia violae is a rust that affects Violets and other members of the Viola family the aecia are found on the underside of the leaf surface, stems and petioles with each cup being orange in colour with a white frilly lip. It may occur in compact or loose conglomerations of varying size, occasionally covering a large part of a leaf.
The rust occurs on Viola species (violets & pansies).
April to July.
Widespread and fairly frequent in Britain.
Probably fairly frequent but under recorded in Leicestershire and Rutland.
Leicestershire & Rutland Map
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Yellow squares = NBN records (all known data)
Coloured circles = NatureSpot records: 2020+ | 2015-2019 | pre-2015