Dothidella 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.
On living and fallen leaves of Elm
Autumn.
Widespread in England and Wales, though not well recorded.
Infrequent or under recorded in Leicestershire and Rutland.
Graham Calow
Donkey Lane, Sapcote
05 October 2017
on living Elm leaf
Craig Mabbett
Leire Stemborough Mill Footpath
18 October 2020
Graham Calow
High Cross, High Cross Road
05 October 2020
on Elm
sue
Barlestone, May Meadow
13 October 2019
Graham Calow
Donkey Lane, Sapcote
05 October 2017
underside of leaf
Leicestershire & Rutland Map
Enter a town or village to see local records
MAP KEY:
Yellow squares = NBN records (all known data)
Coloured circles = NatureSpot records: 2025+ | 2020-2024 | pre-2020
UK Map
Species profile
- Species group:
- Fungi
- Kingdom:
- Fungi
- Order:
- Family:
- Polystomellaceae
- Records on NatureSpot:
- 14
- First record:
- 05/10/2017 (Calow, Graham)
- Last record:
- 24/10/2024 (Graves, Hazel)
Total records by month
% of records within its species group
10km squares with records
The latest images and records displayed below include those awaiting verification checks so we cannot guarantee that every identification is correct. Once accepted, the record displays a green tick.
In the Latest Records section, click on the header to sort A-Z, and again to sort Z-A. Use the header boxes to filter the list.
Latest images
Latest records
Graham Calow
Donkey Lane, Sapcote
05 October 2017
on living Elm leaf
Graham Calow
Donkey Lane, Sapcote
05 October 2017
on fallen Elm leaf
sue
Thornton Reservoir
19 November 2017
sue
Castle Donington, Park Lane near Studbrook Hollow
04 October 2020
