
09-06-2025 10:32
Elisabeth StöckliBonjour,Trouvé sur une branche morte et décortiq

09-06-2025 16:36

As far as I know, this species has yet to be assig

08-06-2025 18:03
Bonjour à tous, Une récolte alpestre discrète

07-06-2025 15:39

A friend sent me a few Betula seeds with tiny blac

08-06-2025 14:55

Ascomata only ca. 1 mm, erumpent on very thin Sali

04-06-2025 15:10
Stefan JakobssonHi forum, On a herbaceous stem, possibly Aegopodi
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.