
02-07-2025 18:45
Elisabeth StöckliBonsoir,Sur feuilles d'Osmunda regalis (Saulaie),

02-07-2025 17:26
Yanick BOULANGERBonjourRécolté sur une brindille au fond d'un fo

02-07-2025 09:32

Hello, bonjour.Here is the paper I'm searching for

30-06-2025 16:56
Lydia KoelmansPlease can anyone tell me the species name of the

01-07-2025 23:37
Hello.A Pleosporal symbiotic organism located and

30-06-2025 12:09

This tiny, rather "rough" erumpent asco was found

30-06-2025 06:57
Ethan CrensonHi all, Another find by a friend yesterday in Bro

30-06-2025 14:45

This is a quite common species on Nothofagus wood

25-06-2025 16:56
Philippe PELLICIERBonjour, pensez-vous que S. ceijpii soit le nom co

I've found this ascomycete on oak cupules. Apothecia 2-8 mm across.
Spores ellipsoid, hyaline, 24-5 µm
J-negative (Lugol)
Does anyone have an idea what this might be?
Thanks in advance
Regards, Edit

This is Phaeohelotium geogenum (= Hymenoscyphus geogenus).
But the asci should have a small blue apical ring in IKI.
Zotto

This is Phaeohelotium geogenum (= Hymenoscyphus geogenus).
But the asci should have a small blue apical ring in IKI.
Zotto

Thank you very much for your help.
Regards: Edit