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25-04-2026 11:34

Louis DENY

Bonjour forumdans la clé de Zotto, L. pudicellum

22-04-2026 20:54

Enrique Rubio Enrique Rubio

Hi to everybody.This Pyrenopeziza grew in moist le

24-04-2026 03:16

David Chapados David Chapados

Found while looking at something else from wood in

22-04-2026 01:06

Richard VALERI Richard VALERI

Bonjour à tous.Je vous présente cette Nectria s.

22-04-2026 20:17

Marian Jagers Marian Jagers

Is anyone familiar with the Hyphomycetes genus Pse

23-04-2026 06:46

François Freléchoux François Freléchoux

Bonjour, Voici la description d'un minuscule asco

21-04-2026 22:14

Margot en Geert Vullings

This cup fungus was found on April 10, 2026, on lo

22-04-2026 19:12

Louis DENY

Bonjour forum.Trouvé à Belfort, est de la France

21-04-2026 21:00

Sylvie Le Goff

Bonjour à tousJe sollicite votre aide pour cet as

21-04-2026 13:36

Gernot Friebes

Hi,I am out of ideas for this one. I collected Sal

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Pyrenopeziza on Cirsium
Juuso Äikäs, 07-08-2023 14:30
I found these gray Pyrenopezizas growing on a decaying stem of Cirsium sp. (or something similar).

Asci 8-spored, with croziers, IKI+(bb). Paraphyses rather wide, with low-refractive guttules. Spores 8.9 - 9.8 × 1.8 - 2.2 µm.

Ideas about the species?
  • message #76692
  • message #76692
Hans-Otto Baral, 07-08-2023 20:54
Hans-Otto Baral
Re : Pyrenopeziza on Cirsium
I use to identifiy such "characterless" collections as P. atrata.

Zotto
Juuso Äikäs, 07-08-2023 21:25
Re : Pyrenopeziza on Cirsium
Ok, thanks. I could name this as that. And yes, it is pretty anonymous-looking, just the guttules in the paraphyses stood out for me.
Hans-Otto Baral, 07-08-2023 21:30
Hans-Otto Baral
Re : Pyrenopeziza on Cirsium
I suppose these guttules are not very consistent, even elongate faintly refractive VBs are possible.