Summary 25 records of 7 different species from 20 different sites
Years (# of records): 1939 (1)
2016 (1)
2017 (1)
2019 (8)
2021 (3)
2023 (1)
2024 (8)
2025 (2)
Months: JFMAMJJASOND
Fungal Taxa associated with Trifolium pratense (7)
Cercospora zebrina (1 record)
Erysiphe pisi (1 record)
Erysiphe trifoliorum (13 records)
Peronospora trifolii-hybridi (1 record)
Pseudopeziza trifolii (4 records)
Uromyces fallens (3 records)
Uromyces trifolii (2 records)
Record Details 10/09/1939 Uromyces trifolii; Drayton; TG1913; Trifolium pratense; E.A. Ellis
11/09/2016 Erysiphe trifoliorum; [as Erysiphe trifolii]; Beeston Regis Common; TG1642; Trifolium pratense; live leaf; Francis Farrow; Tony Leech; "assumed from host"
15/08/2017 Erysiphe trifoliorum; [as Erysiphe trifolii]; Norwich, Earlham Cemetery East; TG2108; Trifolium pratense; Ian Senior; Tony Leech
19/01/2019 Pseudopeziza trifolii; Repps-with-Bastwick; TG424176; Trifolium pratense; living leaf; Stewart Wright; Stewart Wright
16/02/2019 Pseudopeziza trifolii; Ashwellthorpe Lower Wood; TM138976; Trifolium pratense; leaf; Stewart Wright; Stewart Wright
10/04/2019 Pseudopeziza trifolii; Wheatfen, Surlingham; TG328056; Trifolium pratense; living leaf; Stewart Wright; Stewart Wright
18/09/2019 Cercospora zebrina; Repps-with-Bastwick; TG424176; Trifolium pratense; living leaf; Stewart Wright; Stewart Wright
18/09/2019 Peronospora trifolii-hybridi; [as Peronospora trifoliorum]; Repps-with-Bastwick; TG424176; Trifolium pratense; living leaf; Stewart Wright; Stewart Wright; Additional NotesOriginally recorded as P. trifoliorum but P. trifolii-hybridi regarded as specific to Trifolium pratense
21/09/2019 Erysiphe trifoliorum; [as Erysiphe trifolii]; Weeting Heath; TL7588; Trifolium pratense; living leaf; Stewart Wright; Stewart Wright
05/10/2019 Erysiphe trifoliorum; [as Erysiphe trifolii]; Wheatfen, Surlingham; TG3205; Trifolium pratense; living leaf; Stewart Wright; Stewart Wright
23/10/2019 Erysiphe trifoliorum; [as Erysiphe trifolii]; Glandford, Bayfield Estate; TG048408; Trifolium pratense; living leaf; Stewart Wright; Stewart Wright
06/09/2021 Erysiphe trifoliorum; Norwich city; TG2308; Trifolium pratense; Steve Pinnington; Steve Pinnington
18/09/2021 Erysiphe trifoliorum; Holme Dunes; TF7144; Trifolium pratense; Stewart Wright; Stewart Wright
06/11/2021 Uromyces fallens; Horsford, Broadland Country Park; TG1817; Trifolium pratense; live leaf; Stewart Wright; Stewart Wright
22/11/2023 Uromyces trifolii; Filby; TG467133; Trifolium pratense; living leaf; Stewart Wright; Stewart Wright
07/05/2024 Uromyces fallens; Oulton Street; TG154285; Trifolium pratense; living leaf; Vanna Bartlett; Jeremy Bartlett
30/07/2024 Erysiphe trifoliorum; Cranwich Heath; TL784937; Trifolium pratense; living leaf; Jeremy Bartlett; Jeremy Bartlett
18/08/2024 Pseudopeziza trifolii; Little Plumstead; TG306108; Trifolium pratense; living leaf; Steve Pinnington; Stewart Wright
26/08/2024 Erysiphe trifoliorum; Syderstone Common; TF828320; Trifolium pratense; living leaf; Jenny Kelly; Jenny Kelly
03/09/2024 Erysiphe trifoliorum; Norwich, Wensum Local Nature Reserve; TG210098; Trifolium pratense; living leaf; Jeremy Bartlett; Jeremy Bartlett
04/09/2024 Erysiphe trifoliorum; Snettisham, Ken Hill Estate; TF676349; Trifolium pratense; living leaf; Jenny Kelly; Jenny Kelly
19/09/2024 Erysiphe pisi; Welney; TL524940; Trifolium pratense; Chris Preston; Chris Preston; "Chasmothecia very few"; VC29
19/09/2024 Uromyces fallens; Welney; TL524940; Trifolium pratense; Chris Preston; Chris Preston; "Uredinia on both sides of the leaf"; VC29
08/05/2025 Erysiphe trifoliorum; Norwich city; TG226092; Trifolium pratense; living leaf; James Emerson; James Emerson; Fabian Ernst; "Conidia examined. Fabian comments that the other given alternative species E. pisi 'There is no confirmed record of E. pisi on Trifolium. Collections identified as E. pisi are most likely just immature E. trifoliorum'."
25/10/2025 Erysiphe trifoliorum; Dillington Carr; TF972159; Trifolium pratense; living leaf; Stewart Wright; Stewart Wright
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