20-01-2026 17:49
Hardware Tony
I offer this collection as a possibility only as e
15-01-2026 15:55
Lothar Krieglsteiner
this one is especially interesting for me because
17-01-2026 19:35
Arnold BüschlenHallo, ich suche zu Cosmospora aurantiicola Lite
16-01-2026 00:45
Ethan CrensonHi all, On decorticated hardwood from a New York
18-01-2026 12:24
Hello.An anamorph located on the surface of a thin
08-12-2025 17:37
Lothar Krieglsteiner
20.6.25, on branch of Abies infected and thickened
Phaeohelotium sp.
Yannick Mourgues,
15-12-2024 15:09

I would like your opinion on this Phaeohelotium found on decorticated wood of Betula.
Asci IKI+, croziers+
Spores 9,2-11 x 4-4,9 µm Q=2-2,3 N=30
Paraphyses filiformes
Textura globulosa
Thank's in advance.
Yannick
Hans-Otto Baral,
15-12-2024 21:06
Re : Phaeohelotium sp.
The apical ring does not look like Hymenoscyphus-type, but it should better be shown expanded in a dead ascus to show its shape.
Paraphyses are without VBs. The thin-walled excipulum of ellipsoid cells appears to exclude a Bisporella or Calycina.






