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26-10-2025 12:01

Louis DENY

Hello forum,Trouvé à Belfort (400m) sur tige her

26-10-2025 13:39

Joaquin Martin

Hi,I found this fungus in a mixed forest of spruce

23-10-2025 20:59

Patrice TANCHAUD

Bonsoir, est-ce que quelqu'un posséderait un com

24-10-2025 14:50

Riet van Oosten Riet van Oosten

Hello, Found by Laurens van der Linde, Oct. 2025

24-10-2025 03:11

Francois Guay Francois Guay

I found this fungus growing on decaying conifer wo

20-10-2025 09:36

Nicolas VAN VOOREN Nicolas VAN VOOREN

Hello.I'm searching for the following article:Bene

07-09-2025 08:19

Josep Torres Josep Torres

Hello.Tiny pinkish discomycetes, photographed and

21-10-2025 23:13

F. JAVIER BALDA JAUREGUI

Hello to everyone.Did you think it could, be a pyx

22-10-2025 06:43

Ethan Crenson

Hi all, I'm having some difficulty with this Orbi

22-10-2025 14:45

Lukas Verboom

Dear all,I collected this in the Netherlands, on t

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Hymenoscyphus on Betula leaf
Juuso Äikäs, 29-09-2022 17:25
A finding from a couple days ago: a few white Hymenoscyphus fruitbodies were growing on a fallen, decaying Betula leaf amid Sphagnum in a boggy forest.

Asci 8-spored, without croziers, IKI+ blue. Paraphyses cylindrical, with medium sized round VBs. Ectal excipulum of textura prismatica. The spores measure 14.5 - 18 × 4.8 - 5.2 µm and are without contents (uninucleate?).

Any thoughts?
  • message #73974
  • message #73974
Hans-Otto Baral, 29-09-2022 20:10
Hans-Otto Baral
Re : Hymenoscyphus on Betula leaf
Well documented but I have no idea at the moment. Would need to scroll my folders.
Juuso Äikäs, 29-09-2022 20:15
Re : Hymenoscyphus on Betula leaf
Ok, I'll search there later. Any idea what folder this might belong to? Hymenoscyphus s.str.?
Marja Pennanen, 29-09-2022 20:23
Re : Hymenoscyphus on Betula leaf
Hei,

muistankohan vuosien takaa. Olisiko H. phyllogenus valkoinen lehdillä ja yleisempi epiphyllys on taas keltainen. Onhan niitä tosin muitakin...

Terkkui: Marja
Juuso Äikäs, 29-09-2022 20:34
Re : Hymenoscyphus on Betula leaf
Kiitti vinkistä! Tsekkaan jos sopisi.
Hans-Otto Baral, 29-09-2022 20:55
Hans-Otto Baral
Re : Hymenoscyphus on Betula leaf
Indeed, H. phyllogenus is a very good idea!! Thanks Marja.
Juuso Äikäs, 29-09-2022 21:08
Re : Hymenoscyphus on Betula leaf
Yes, that seems to fit!