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17-10-2025 18:45

Riet van Oosten Riet van Oosten

Hello, Found by Laurens van der Linde, Oct. 2025.

21-10-2025 23:13

F. JAVIER BALDA JAUREGUI

Hello to everyone.Did you think it could, be a pyx

21-10-2025 21:34

Margot en Geert Vullings

This cup fungus was found on the ground in a damp

21-10-2025 21:25

Philippe PELLICIER

Bonjour,J'ai récolté en septembre sur une litiè

21-10-2025 04:52

Francois Guay Francois Guay

I found what might be Chlorociboria aeruginella on

25-11-2016 13:54

Stephen Martin Mifsud Stephen Martin Mifsud

Hi, I found numerous seeds of Washingtonia robusta

19-10-2025 18:58

Bernard CLESSE Bernard CLESSE

Bonsoir à toutes et tous,Il y a un peu plus de de

20-10-2025 09:36

Nicolas VAN VOOREN Nicolas VAN VOOREN

Hello.I'm searching for the following article:Bene

19-10-2025 14:10

Camille Mertens

Bonjour à tous.Asco stipité 1mm de texture appar

23-09-2025 13:31

Thomas Læssøe

https://svampe.databasen.org/observations/10534623

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Capronia
Enrique Rubio, 28-07-2025 12:34
Enrique RubioHi to everybody.

I would appreciate any ideas about this small Capronia with small pseudothecia measuring 250-300 microns in diameter, with walls that are barely rough due to the presence of dark, poorly developed protruding cells. Developed hairs are barely present or are very few in number.
The ascospores are always tri-septate, olive-coloured and generate conidia at maturity and after their expulsion from the asci.
These ascomata grew in small groups on Fagus sylvatica wood in the vicinity of Claussenomyces prasinulus apothecia, but not on them. No other fungi have been seen in the vicinity.

Many thanks in advance for your help.

  • message #83170
  • message #83170
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Enrique Rubio, 28-07-2025 13:08
Enrique Rubio
Re : Capronia
I see some similarities with  Berlese's slide of Melanomma (Capronia) commonsii, but my fungus was not on any pyrenomycete at all.
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Gernot Friebes, 28-07-2025 17:10
Re : Capronia
Hi, Enrique!

Purely based on morphology and ecology, I think that your collection belongs in the vicinity of C. pilosella. There are various authors who report very similar ascospore measurements, and the development of the setae is known to vary. See, for example, this quote by Untereiner (1997): "ascomata occasionally bearing only dark, protruding cells or entirely lacking setae."

Best wishes,
Gernot
Enrique Rubio, 29-07-2025 18:36
Enrique Rubio
Re : Capronia
Dear Gernot

I believe that spores of pilosella spores are quite different, generally wider, with a higher Q and less curved. But this may just be my personal opinion.Thank you very much for your help.
It is a difficult genus!
Gernot Friebes, 29-07-2025 19:25
Re : Capronia
Yes, definitely in need of a proper revision...

Best wishes,
Gernot
Enrique Rubio, 29-07-2025 19:30
Enrique Rubio
Re : Capronia
Best wishes, Gernot.