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21-01-2026 19:55

Bohan Jia

Hi,  Could this be Nemania aureolutea? Or did I

21-01-2026 16:32

Gernot Friebes

Hi,I need your help with some black dots on a lich

21-01-2026 16:48

Gernot Friebes

Hi,after my last unknown hyphomycete on this subst

20-01-2026 17:49

Hardware Tony Hardware Tony

I offer this collection as a possibility only as e

15-01-2026 15:55

Lothar Krieglsteiner Lothar Krieglsteiner

this one is especially interesting for me because

03-01-2026 15:36

éric ROMERO éric ROMERO

Bonjour, Pouvez-vous me dire quel est le nom à p

19-01-2026 12:01

Castillo Joseba Castillo Joseba

Me mandan el material seco de Galicia (España) 

17-01-2026 19:35

Arnold Büschlen

Hallo, ich suche zu Cosmospora aurantiicola Lite

16-01-2026 00:45

Ethan Crenson

Hi all, On decorticated hardwood from a New York

18-01-2026 12:24

Josep Torres Josep Torres

Hello.An anamorph located on the surface of a thin

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Ascomiceto en Corylus
Bometon Javier, 11-10-2013 19:23
Bometon Javier

Hola a todos

Alguna idea para este ascomiceto amarillo en corylus avellana .

Esporas 9-13 (16) X 4.5-5, elipsoidales con pequeñas gutulas en los extremos, alguna septada.

Ascas 145-170 X 8-9,5, IKI+, base bifurcada.

Parafisis cilinfricas, con solo algún septo en la base.


Gracias y saludos
Javier           

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Hans-Otto Baral, 11-10-2013 19:42
Hans-Otto Baral
Re : Ascomiceto en Corylus
I think it is Bisporella citrina :-)
You may in some literature find the spores to be septate but this concerns overmature stages. The mature asci of this species ejects non-septate spores
The spores usually contain a larger LB in each half together with some small ones. To be sure you should look at the excipulum whether it is gelatinized and the hyphae oriented at a high angle to the surface (in section).

I believe that the species belongs in Calycina, as C. citrina, from its microscopy but also from its DNA.

Zotto
Bometon Javier, 11-10-2013 22:54
Bometon Javier
Re : Ascomiceto en Corylus
Gracias Zotto, en C. citrina es lo primero que había pensado, pero al no encontrar ninguna descripción con la base de las ascas forcadas, pensaba que podía tratarse de otra especie, es posible esto en C citrina?

Saludos
Javier
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Hans-Otto Baral, 11-10-2013 22:58
Hans-Otto Baral
Re : Ascomiceto en Corylus
Hola Javier, this is indeed quite strange for C. citrina! Looks like being simple-septate.

But have a look at the excipulum, please.

Zotto
Bometon Javier, 11-10-2013 23:00
Bometon Javier
Re : Ascomiceto en Corylus
más fotos
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Hans-Otto Baral, 11-10-2013 23:08
Hans-Otto Baral
Re : Ascomiceto en Corylus
This does not very much look like C. citrina, yes. Though a closely related species I think, the hair-like outgrowths with VBs inside, the VBs in the paraphyses, and the apical ring fit that genus.

Zotto
Bometon Javier, 11-10-2013 23:26
Bometon Javier
Re : Ascomiceto en Corylus
Muchas gracias zotto.

Saludos
Javier