Dothidella ulmi

Alt Name
Platychora ulmi

In the anamorphic stage, Dothidella ulmi develops under the epidermis, then produces blisters on the leaves of Elm – the stromata are 2 to 4 mm diameter, pulvinate, cracked, with colour between smoke-grey and mouse-grey.

Photo ID?

On living and fallen leaves of Elm

When to see it


UK Status

Widespread in England and Wales, though not well recorded.

VC55 Status

Infrequent or under recorded in Leicestershire and Rutland.

Leicestershire & Rutland Map

UK Map