Ramularia purpurascens
A white mould that affects Winter Heliotrope, causing dark purplish leaf spots. Greyish tufts of conidia emerge from the stomata mainly on the leaf undersides.
Butterbur is affected by a different species of Ramularia. Other organisms may cause similar purplish spots
host 
Photograph the leaf spots and white tufts of conidia on the host. Ensure you have noted the host-plant species in your comments
Roadsides, parks, etc., on Winter Heliotrope leaves
Melinda Bell
Coleorton, verge near Viscount Beaumont School
10 March 2026
on Winter Heliotrope
dark leaf spots
photo Sue Timms
Melinda Bell
Coleorton, verge near Viscount Beaumont School
10 March 2026
conidiospores Photo Sue Timms
Melinda Bell
Coleorton, verge near Viscount Beaumont School
10 March 2026
photo Sue Timms
Melinda Bell
Coleorton, verge near Viscount Beaumont School
10 March 2026
emerging conidia photo Sue
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Species profile
- Species group:
- fungus
- Kingdom:
- Fungi
- Order:
- Mycosphaerellales
- Family:
- Mycosphaerellaceae
- Records on NatureSpot:
- 1
- First record:
- 10/03/2026 (Bell, Melinda)
- Last record:
- 10/03/2026 (Bell, Melinda)
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