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02-02-2026 21:46

Margot en Geert Vullings

On a barkless poplar branch, we found hairy discs

25-01-2026 23:23

Tomaz Vucko Tomaz Vucko

Hello! I found this species that resembles Delitsc

06-02-2026 01:14

Tomaz Vucko Tomaz Vucko

Hello!How would you name this species? Most perith

04-08-2014 17:35

Leandro Sánchez Leandro Sánchez

Sur branche de feuillus, jusqu'à 22 mm diamètre,

05-02-2026 15:07

Vasileios Kaounas Vasileios Kaounas

Found on a fallen needle of Pinus halepensis, diam

05-02-2026 06:43

Stefan Blaser

Hello everybody, Any help on this one would be mu

18-08-2025 15:07

Lothar Krieglsteiner Lothar Krieglsteiner

.. 20.7.25, in subarctic habital. The liverwort i

02-02-2026 14:55

Andgelo Mombert Andgelo Mombert

Bonjour,Sur thalle de Lobaria pulmonaria.Conidiome

02-02-2026 14:33

Andgelo Mombert Andgelo Mombert

Bonjour,Sur le thalle de Peltigera praetextata, ne

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unknown Pyrenomycete
Andreas Gminder, 26-05-2015 07:50
Andreas Gminder

Dear collegues,


we have found a Pyrenomycete during our dead wood project, which occured in geat numbers on Carpinus, Betula and Fagus.


Macroscopically it looked like Melogramma or Coniochaete, but microscopically it is neither of these, as the spores are fusoid, hyaline, one-septate and approx 20-25 x 5 µm. They are full of oil.


Has anybody an idea in which genus or group we shall search? An idea was Chaetosphaeria, but are there species with such long spores? 


thank you and best regards,


Andreas

DirkW, 26-05-2015 16:11
DirkW
Re : unknown Pyrenomycete
salut andreas,

perhaps chaetosphaeria pulviscula would be an idea.

best

dirk
Andreas Gminder, 26-05-2015 18:44
Andreas Gminder
Re : unknown Pyrenomycete

Hallo Dirk,


 


prima Idee, passt erst mal ganz gut. Werde ich weiter verfolgen!


beste Grüße,


Andreas

Andreas Gminder, 26-05-2015 18:45
Andreas Gminder
Re : unknown Pyrenomycete

Hallo Dirk,


 


prima Idee, passt erst mal ganz gut. Werde ich weiter verfolgen!


beste Grüße,


Andreas