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09-12-2025 12:06

Andgelo Mombert Andgelo Mombert

Bonjour,Je recherche l'article concernant Hypobryo

13-12-2025 17:26

Buckwheat Pete

Hello everyone,I have a rather interesting ascomyc

13-12-2025 11:58

Mirek Gryc

HiSupposedly this is a species that occurs quite o

12-12-2025 18:39

Mirek Gryc

Hello everyone.Macrofeatures similar to Mollisia b

07-12-2025 16:07

Arnold Büschlen

Hallo, ich habe in einer Moos-Aufsammlung (epiphy

08-12-2025 21:04

Mark Stevens

"Hello everyone,I'm relatively new to microscopy (

08-12-2025 18:59

Lothar Krieglsteiner Lothar Krieglsteiner

.. found by a seminar-participant, I do not know t

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Buckwheat Pete

Hello everyone, Is it possible to at least approx

07-12-2025 17:43

Malcolm  Greaves Malcolm Greaves

This Helvella was in mixed woodland. Uniform cupul

08-12-2025 17:37

Lothar Krieglsteiner Lothar Krieglsteiner

20.6.25, on branch of Abies infected and thickened

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Helminthosphaeria on Quercus wood
Enrique Rubio, 04-08-2021 19:26
Enrique RubioDo you have any ideas for this setose Helminthosphaeria that was growing on decorticated Quercus petraea wood at 1000 m of altitude near ascomata of Orbilia xanthostigma? The aseptate ascospores have at least one apical pore.
Many thanks in advance
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Andrew N. Miller, 04-08-2021 22:13
Andrew N. Miller
Re : Helminthosphaeria on Quercus wood
Maybe Helminthosphaeria heterotricha?

Andy
Enrique Rubio, 05-08-2021 14:13
Enrique Rubio
Re : Helminthosphaeria on Quercus wood
Hi Andy
In one of your last keys (Mycologia, 106(3), 2014) I can read:
Ascomata setose, asci 4-8-spored, ascospores remaining hyaline, 8-12 x 5-6 mm . . . . . . . . . . . . ............... Helminthosphaeria heterotricha.


Of course the ascospores of my collection were not hyaline.

Andrew N. Miller, 05-08-2021 15:58
Andrew N. Miller
Re : Helminthosphaeria on Quercus wood
Hi Enrique,
 
   I would be happy to sequence this for you if you send me the collection.

Best,
Andy


Dr. Andrew Miller
University of Illinois
Illinois Natural History Survey
1816 South Oak Street
Champaign, IL 61820-6970
phone: 001 (217) 244-0439