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06-03-2026 17:51

William Slosse William Slosse

Good evening all,On March 4, 2026, I found the fol

05-03-2026 16:30

François Bartholomeeusen

Dear forum members, On the 2nd of February 2026,

07-03-2026 13:06

éric ROMERO éric ROMERO

Bonjour tous, Sur cône d'épicea fortement imbu,

06-03-2026 09:41

Alain GARDIENNET Alain GARDIENNET

Hi forum, I'm now looking for another reference c

28-02-2026 11:05

Yanick BOULANGER

Bonjour à tousLe 24/02/2026 à Montmacq, devant m

05-03-2026 10:07

Hulda Caroline Holte

Hello, I found and collected this species growing

05-03-2026 19:29

William Slosse William Slosse

Good evening everyone,On March 4, 2026, I found th

19-02-2026 17:49

Salvador Emilio Jose

Hola buenas tardes!! Necesito ayuda para la ident

03-03-2026 20:34

Miguel Ãngel Ribes Miguel Ángel Ribes

Good eveningThese small, amphora-shaped perithecia

28-02-2026 11:54

Alain GARDIENNET Alain GARDIENNET

Hi forum,Is anyone aware if the 1936 edition of Si

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Dactylospora stygia?
Lukas Verboom, 22-10-2025 14:45
Dear all,

I collected this in the Netherlands, on the base of Populus on wood among grass. The ascomata are up to 0.8 mm wide. The hypothecium is brownish, unchanging in K (pictures are in water). The hamathecium reacts blue with K/I, without a blue tholus. 
Spores are brown, two-celled, 15.1-16.2 x 5.0-5.6 um (N=8). I did not measure more to save material, since I don't have much of it, only a few discs.
The spores seem to be slightly broader than Dactylospora stygia, but I can't find any better suggestion. It doesn't seem to be parasitic on anything.

Can anyone help me with a name? I collected Dactylospora on bark before, but that material had four-celled spores and was smaller than this.
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