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25-04-2025 09:33

Josep Torres Josep Torres

Ascomata shaped like deformed black grains, measur

24-04-2025 21:53

Lothar Krieglsteiner Lothar Krieglsteiner

... 15.7.24 in the Alps. There were many asci with

23-04-2025 20:16

Miguel Ãngel Ribes Miguel Ángel Ribes

Good afternoon Looking for Octospores / Lamprospo

24-04-2025 21:35

Thorben Hülsewig

Hi there,last week i could found this asco on an S

24-04-2025 15:03

Henri Koskinen

Hello, I collected this Lasiobolus 22.04. near Hel

23-04-2025 19:58

Francois Guay Francois Guay

I found this interesting Orbilia sp. one year ago

22-04-2025 10:37

François Bartholomeeusen

Also found on April 18, 2025 on an old seed-pod of

22-04-2025 09:35

François Bartholomeeusen

Dear forum members, Can someone help me!On April

23-04-2025 12:13

Johannes Merz Johannes Merz

Hi,maybe someone has an idea regarding this asco/l

23-04-2025 10:47

Lothar Krieglsteiner Lothar Krieglsteiner

found first by my wife, some days ago, two days la

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Help with a Pyrenomycete.
Josep Torres, 25-04-2025 09:33
Josep TorresAscomata shaped like deformed black grains, measuring between 0.3 and 0.4 mm, sprouting from a small trunk on the ground of an oak tree, sharing space with Propolis farinosa and Alleoexidiopsis calcea.
The peridium hyphae are small, globose angular in texture, and have brown pigment inside.
Octosporic asci, which produce fusiform, septate spores with two large guttulae in each cell and a clear constriction at the septum. The ascospore sizes within the ascus are (18.5) 19.7 - 22.7 (22.8) × (6.8) 6.9 - 8.3 (8.4) µm.
The paraphyses are very abundant and strongly branched.
I understand the great difficulty of naming species like this, but perhaps, considering these paraphyses, someone might be able to determine their identity.
Thank you in advance for any feedback.
Best regards.
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