
20-06-2025 08:33
Hello.Small, blackish, mucronated surface grains s

19-06-2025 22:19
Björn NordénBig thanks in advance.

11-06-2025 16:26
Hi everyone, I am looking for the following protol

18-06-2025 19:24

Good evening,On Oenanthe aquatica we collected a

18-06-2025 16:24

Bonjour,Un minuscule stade imparfait, qui pousse s

13-06-2025 16:34

Bonjour,Un petit discomycète qui me résiste. Il

17-06-2025 12:10
Del pasado dia 4 en bosque de hayas, en tierraA

12-03-2025 17:54
Karl Soler KinnerbäckHi all!Do you agree with Scutellinia hyperborea? P

17-06-2025 12:02
Del pasado sabado, en bosque de hayas y avellanos,

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