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04-11-2025 09:07

Josep Torres Josep Torres

Hello.A suspected Hymenoscyphus sprouting on a thi

03-11-2025 21:34

Edvin Johannesen Edvin Johannesen

These tiny (0.4-0.5 mm diam.), whitish, short-stip

03-11-2025 19:41

David Chapados David Chapados

Hi,Does anyone knows which genus could this be? G

28-10-2025 15:37

Carl Farmer

I'd be grateful for any suggestions for this strik

03-11-2025 16:30

Hans-Otto Baral Hans-Otto Baral

Hello I want to ask you if you have found this ye

01-11-2025 09:14

Francis Maggi

Bonjour,Trouvé sur Xanthoria parietina à Valdebl

28-10-2025 19:33

Nicolas Suberbielle Nicolas Suberbielle

Bonjour à tous,Je voudrais votre avis sur cette r

31-10-2025 09:19

Lothar Krieglsteiner Lothar Krieglsteiner

Can somebody provide me with a file of:Rogerson CT

30-10-2025 03:53

Ethan Crenson

Hi all,  I would like an opinion on whether this

09-08-2025 13:13

Maria Plekkenpol Maria Plekkenpol

Hello,Yesterday I found these on burnt soil. Apoth

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Asexual morph
Gernot Friebes, 05-11-2015 18:19
Hi again,

this curious asexual morph was found on a wet and decorticated Fagus trunk. The conidia are about 9-11 µm long and have three septa. Maybe someone recognizes it. :-)

Best wishes,
Gernot
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Alain GARDIENNET, 05-11-2015 18:30
Alain GARDIENNET
Re : Asexual morph

Hi Gernot,


Perhaps around Helicomina ?


Alain

Chris Yeates, 05-11-2015 19:46
Chris Yeates
Re : Asexual morph
Hi Gernot
it looks rather like Hyalotrochophora lignatilis (see image, from Seifert et al., 2011) though I'm not sure whether that has been recorded for Europe. Goos, in Mycologia 79: 1-22, (1987) might be useful here . . . .
best wishes
Chris
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Gernot Friebes, 07-11-2015 10:48
Re : Asexual morph
Hi Alain & Chris,

Hyalotrochophora indeed cought my eye when looking through The Genera of Hyphomycetes and using the key I also arrived at that genus. I contacted Keith Seifert and he agreed that the morphological similarities to the type and other Canadian collections of H. lignatilis are very high. He also mentioned that it would be nice to compare sequences of this collection with Canadian material to see if they are actually the same species. So I think for now we can assume that this collection is indeed H. lignatilis or a closely related species.

Thanks again to everyone involved!

Best wishes,
Gernot