Summary 10 records of 3 different species from 7 different sites
Years (# of records): 2018 (1)
2021 (3)
2022 (1)
2023 (1)
2025 (4)
Months: JFMAMJJASOND
Fungal Taxa associated with Mercurialis annua (3)
Cercospora mercurialis (7 records)
Melampsora populnea (1 record)
Melampsora pulcherrima (2 records)
Record Details 03/11/2018 Cercospora mercurialis; Fakenham, Starmoor Wood; TF9428; Mercurialis annua; live leaf; Stewart Wright; Stewart Wright
17/01/2021 Cercospora mercurialis; Potter Heigham; TG420185; Mercurialis annua; living leaf; Stewart Wright; Stewart Wright
23/01/2021 Cercospora mercurialis; Rollesby; TG457158; Mercurialis annua; living leaf; Stewart Wright; Stewart Wright
24/04/2021 Cercospora mercurialis; Ludham; TG388182; Mercurialis annua; live leaf; Andreas Beaumont; Andreas Beaumont; "In churchyard"
11/02/2022 Cercospora mercurialis; Norwich city; TG224100; Mercurialis annua; living leaf; James Emerson; James Emerson; "Pale spots with dark edging"
23/09/2023 Cercospora mercurialis; Thrigby Hall; TG461123; Mercurialis annua; living leaf; Stewart Wright; Stewart Wright
03/04/2025 Melampsora populnea; [as Melampsora rostrupii]; Norwich city; TG239078; Mercurialis annua; leaf; Stephen Plummer; Stephen Plummer; "Originally recorded as Melampsora rostrupii nom. nud."
03/04/2025 Cercospora mercurialis; Norwich city; TG226092; Mercurialis annua; living leaf; James Emerson; James Emerson
03/04/2025 Melampsora pulcherrima; Norwich city; TG226092; Mercurialis annua; stem; James Emerson; James Emerson; Pascal Frey; "Pulvinate aecia on stem, compared with https://www.phytoparasiten.de/melampsora-pulcherrima/. Pascal Frey has published on this group of species and says 'the Melampsora populnea species complex is no longer supported by phylogeny:' see Vialle et al (2013) Phylogenetic species recognition reveals ho"
07/04/2025 Melampsora pulcherrima; Caistor St. Edmund; TG247049; Mercurialis annua; living leaf; Vanna Bartlett; Jeremy Bartlett; "See post by James Emerson & Pascal Frey on Bluesky Social"; Lit. cited: 259;353
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