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05-05-2024 12:55

Sylvie Le Goff

Bonjour Peut on dire que les poils soient vitreux?

05-05-2024 09:59

Gernot Friebes

Hello,I failed to identify this anamorph, which gr

19-04-2015 20:20

Enrique Rubio Enrique Rubio

Hi again Could you help me with this paper? NANN

30-04-2024 16:22

François Bartholomeeusen

Dear forum members,On April 25 2024, I found one f

03-05-2024 18:04

Riet van Oosten Riet van Oosten

Hello, Found by Laurens van der Linde on Rubus fr

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éric ROMERO éric ROMERO

Bonjour, Une question à propos de la réaction a

01-05-2024 23:22

Ethan Crenson

Hi all, Found late last week in a New York City p

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Robin Isaksson Robin Isaksson

Hi! Found in Sweden. Ascomata with haris, se

01-05-2024 12:54

F. JAVIER BALDA JAUREGUI

Hello, everyone.An idea for this pyreno, I found u

30-04-2024 16:59

Sylvie Le Goff

Bonjour. Petite pézize récoltée au sol en bordu

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Hymeonoscyphus?
Malcolm Greaves, 03-07-2014 21:51
Malcolm  GreavesHi
Can anyone suggest what this might be.
Small 2mm yellow capped Hymenoscyphus? species. The stalk is pale/white with hairs especially towards the base.
The ascii tips are blued in Lugol and the non-septate spores are averagely 20 x 6. They are asymetrical and look like a section through an aircraft wing.
It was growing on a twig in alder/willow wet woodland.
Thanks
Malcolm
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Hans-Otto Baral, 03-07-2014 22:14
Hans-Otto Baral
Re : Hymeonoscyphus?
This spore shape is a weak variant of the common scutuloid spores of Hymenoscyphus s.str.

From spore size and ecology it could be H. calyculus. Necessarly would be to clarify whether the asci arise from croziers. But even then the H. calyculus complex is difficult.

Zotto