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21-05-2026 17:01

Pierre Repellin

Bonjour à toutes et à tous,Je recherche l'articl

20-05-2026 21:49

Margot en Geert Vullings

We found this Lachnum on Juncus stems mown last ye

20-05-2026 20:08

Andreas Millinger Andreas Millinger

Good evening,another quite distinctive find from M

20-05-2026 12:57

Ingo Ibelshäuser Ingo Ibelshäuser

Hello everybody, on decayed hardwood e.g. Quercus

20-05-2026 17:47

Margot en Geert Vullings

We found this Mollisia on dead Juncus stems mown l

20-05-2026 18:15

Moreno Miriam

Hello! I am working on my master's thesis on the d

22-04-2026 20:54

Enrique Rubio Enrique Rubio

Hi to everybody.This Pyrenopeziza grew in moist le

17-05-2026 22:09

éric ROMERO éric ROMERO

Bonjour tous, Je sollicite vos avis pour ce Molli

19-05-2026 19:47

Andreas Millinger Andreas Millinger

Hello dear community,found this species the second

19-05-2026 12:55

Hardware Tony Hardware Tony

After checking Gminder and Otto's library I cannot

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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