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21-11-2025 11:52

Jean-Luc Ranger

Bonjour à tous, on voit toujours 2 espèces areni

21-11-2025 10:56

Christopher Engelhardt Christopher Engelhardt

Very small (~0,5 mm) white ascos, found yesterday

21-11-2025 10:50

Mirek Gryc

Hello Please help me identify this little asco.It

21-11-2025 10:47

François Freléchoux François Freléchoux

Bonjour,Peut-être Mollisia palustris ?Trouvée su

29-06-2016 18:06

Elisabeth Stöckli

Bonjour,Trouvé sur branches mortes cortiquées de

14-11-2025 16:26

Marian Jagers Marian Jagers

Hello everyone, On dead wood of Cytisus scoparius

17-11-2025 21:46

Philippe PELLICIER

Bonjour,Récolté sur bois pourrissant de feuillu

20-11-2025 14:14

Mick Peerdeman

Found on the leaves of 'Juglans regia' in the Neth

20-11-2025 13:07

Mick Peerdeman

In January i found these black markings on the dea

20-11-2025 12:38

Mick Peerdeman

Dear all,Last week i stumbled upon a leaf of ilex

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Black on a Salix twig?
Mirek Gryc, 26-12-2020 17:03
Hi
I suspect the documentation is too modest to define the genre. Maybe at least a kind?
greetings
Mirek
  • message #66675
  • message #66675
  • message #66675
Lothar Krieglsteiner, 26-12-2020 17:11
Lothar Krieglsteiner
Re : Black on a Salix twig?
Hello Mirek,
I am not sure but it reminds me a bit of Trimmatostroma.
Best regards, Lothar
Mirek Gryc, 26-12-2020 18:42
Re : Black on a Salix twig?
Hi Lothar
There is a lot about it on the Internet, which does not change the fact that the topic is difficult for me. However, I found a thread about them on Pilzforum:
https://www.pilzforum.eu/board/thread/48163-trimmatostroma-salicis/
If what it says is to be believed, mine should be T. betulinum because the conidia are highly branched.
Thank you very much
Mirek
Chris Yeates, 27-12-2020 19:09
Chris Yeates
Re : Black on a Salix twig?
Yes Trimmatostroma betulinum, much commoner than T. salicis. I collected it on a Salix twig only a few days ago.

Chris