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10-03-2026 18:08

Orange discs on Arctium
Marc Detollenaere Marc Detollenaere

Dear Forum,On stems of Arctium, I found some downy

05-03-2026 10:07

White apothecia on pine cone
Hulda Caroline Holte

Hello, I found and collected this species growing

07-03-2026 13:06

Phaeohelotium parasulphuratus ?
éric ROMERO éric ROMERO

Bonjour tous, Sur cône d'épicea fortement imbu,

23-12-2025 08:27

Hymenoscyphus?
Josep Torres Josep Torres

Hello.Small, yellowish ascomata, with very short a

28-02-2026 11:05

Peziza
Yanick BOULANGER

Bonjour à tousLe 24/02/2026 à Montmacq, devant m

08-03-2026 14:05

Helvella lacunosa
Thierry Blondelle Thierry Blondelle

Bonjour à tous,Sur 3 récoltes supposées de H. l

07-03-2026 22:22

Volutella?
Josep Torres Josep Torres

Hello.Some very tiny conidiomes collected in the D

06-03-2026 17:51

Orbilia?
William Slosse William Slosse

Good evening all,On March 4, 2026, I found the fol

05-03-2026 16:30

Is this Diaporthe rudis?
François Bartholomeeusen

Dear forum members, On the 2nd of February 2026,

06-03-2026 09:41

indian literature
Alain GARDIENNET Alain GARDIENNET

Hi forum, I'm now looking for another reference c

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Caesiodiscus populicola
Thomas Flammer, 04-12-2024 12:19
Ascus with 4 spores - [17,3-22,4] x [8.5-11.1] Q=[1.6-2.3] N17

The best fit for now i can find is Pezicula frangulae. However if i compare with the page
https://www.centrodeestudiosmicologicosasturianos.org/?p=16994

I am not quite sure any more, since the spores look really like septated (muriform).

Also the spores indicated by Enrique Rubio Domínguez are IKI-



  • message #80848
  • message #80848
  • message #80848
Andgelo Mombert, 04-12-2024 12:59
Andgelo Mombert
Re : Pezicula frangulae?
Hello,
Where does the collection come from ? It's Caesiodiscus populicola. Nice sspecies !
Thomas Flammer, 04-12-2024 13:21
Re : Pezicula frangulae?
A colleague of mine found it in Austria, we are not quite sure about the substrate. Regards Thomas