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Hello everyone. My first contribution to the forum!
Below is a description of a cup fungus looking like a Rutstroemia which I found on a dead ivy leaf but I'm not aware of any of this genus which occur on this substrate.
Regards,
Charles.
Rutsroemia on ivy leaf, Refail Fields, Pentraeth, N. Wales, 11/2/19
Asci: 80x7, 87x8, 90x8, 87x8, 89x8, 87x8.5, 78x7, 90x8,
Spores: 12.5x4, 2x3.5, 12x3.7, 12x4, 13x4.8, 12x3.5, 12.4x3.7, 12x3.9, 12x4.,
Paraohyses tips: 4, 3.3, 3.5, 4,
Excipulum textura globosa-cells thick walled. C 10 across.
FB 3 x 2mm. Cup-shaped. Hymenium bright yellow-brown. Excipulum paler, minutely furfuraceous. Stipe short-c0.5mm.



