Arum Rust - Puccinia sessilis
Description
This rust fungus commonly infects Lords-and-Ladies (Arum maculatum) and Ramsons (Allium ursinum) causing yellow to orange circular patches on leaves. On the underside it produces raised orange aecia commonly covered in spores.
Similar Species
Spermosporina aricola
Identification difficulty
Habitat
Where the host plants occur.
When to see it
When the host plants are in leaf.
UK Status
Widespread and fairly frequent in Britain.
VC55 Status
Status in Leicestershire and Rutland not known.
martindgrimes
Priors Coppice
26 May 2016
Graham Calow
Burbage, Elmesthorpe Plantation
04 May 2019
aecial stage of rust on underside of leaf
Graham Calow
Burbage, Elmesthorpe Plantation
04 May 2019
Fungal rust on Lords-and-Ladies
Peter Smith
Oaklands Nature Area
18 April 2017
Peter Smith
Thurcaston
06 May 2018
Rust on underside of ramsons leaf
Peter Smith
Oaklands Nature Area
18 April 2017
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UK Map
Peter Smith
Thurcaston
06 May 2018
Rust on underside of ramsons leaf
martindgrimes
Priors Coppice
26 May 2016
martindgrimes
Priors Coppice
26 May 2016
Peter Smith
Oaklands Nature Area
18 April 2017
Peter Smith
Thurcaston
06 May 2018
Rust on underside of ramsons leaf
David Nicholls
Western Golf Course
05 May 2018
