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28-02-2026 11:05

Yanick BOULANGER

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

06-03-2026 17:51

William Slosse William Slosse

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

05-03-2026 10:07

Hulda Caroline Holte

Hello, I found and collected this species growing

06-03-2026 09:41

Alain GARDIENNET Alain GARDIENNET

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

05-03-2026 19:29

William Slosse William Slosse

Good evening everyone,On March 4, 2026, I found th

05-03-2026 16:30

François Bartholomeeusen

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

19-02-2026 17:49

Salvador Emilio Jose

Hola buenas tardes!! Necesito ayuda para la ident

03-03-2026 20:34

Miguel Ãngel Ribes Miguel Ángel Ribes

Good eveningThese small, amphora-shaped perithecia

28-02-2026 11:54

Alain GARDIENNET Alain GARDIENNET

Hi forum,Is anyone aware if the 1936 edition of Si

02-03-2026 22:07

Jorge Hernanz

Buenas noches!Entre musgos, bajo Pinus halepensis

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Capronia muriformis?
Lothar Krieglsteiner, 04-08-2024 19:30
Lothar KrieglsteinerFrench Alps, on Corylus, together with Orbilia trapeziformis, 25.6.24.
I would not hesitate if not the spores were partly bigger than allowed, up to about 35 µm long. 
The rest seems to fit well - or doesn`t it?
Best regards, Lothar
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Gernot Friebes, 12-08-2024 16:33
Re : Capronia muriformis?
I don't think it is C. muriformis based on the ascospore colour and septation pattern. Most spores seem to be shorter than 25 µm, is that correct? I suspect it belongs in the vicinity of C. chlorospora or C. "testudiformis" nom. prov. (https://drive.google.com/drive/folders/0B5SeyOEkxxZhOFBaNzZlaFIyYkk?resourcekey=0-NTIJo7LDBeDZhqQrrk8Utg). Barr also described some morphologically similar species from North America. This is a difficult and little-studied group, so it's not rare to find ambiguous collections...

Best wishes,
Gernot

Lothar Krieglsteiner, 12-08-2024 17:05
Lothar Krieglsteiner
Re : Capronia muriformis?
Hello Gernot,
thank you very much for your reply. As I remember and wrote, I measured also spores distinctly longer than 25 µm. 
I will compare chlorospora and testudiformis.
And yes: you are surely right that it is normal to find specimens that remain unclear.
Best regards, Lothar
Luc Bailly, 12-08-2024 17:43
Luc Bailly
Re : Capronia muriformis?
Hello,

I've already noticed that spores that aren't dark brown yet but olive green aren't fully mature yet in all those species.

Cheers - Luc