26-01-2026 11:49
Margot en Geert VullingsWe found this possible anamorph on a dead Cytisus
25-01-2026 23:23
Hello! I found this species that resembles Delitsc
18-01-2026 12:24
Hello.An anamorph located on the surface of a thin
23-01-2026 21:50
Cameron DKI am looking for this please publication. is anyon
10-01-2026 20:00
Tom SchrierHi all,We found picnidia on Protoparmeliopsis mur
21-01-2026 16:32
Gernot FriebesHi,I need your help with some black dots on a lich
21-01-2026 16:48
Gernot FriebesHi,after my last unknown hyphomycete on this subst
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.






