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14-11-2025 16:26

Marian Jagers Marian Jagers

Hello everyone, On dead wood of Cytisus scoparius

15-11-2025 09:21

Josep Torres Josep Torres

Hello.An anamorph resembling Capronia is sprouting

14-11-2025 18:31

Lothar Krieglsteiner Lothar Krieglsteiner

Hello,can somebody provide me with a file of:Rothe

12-11-2025 21:47

ruiz Jose

Hola a todos, me envían esta colección en resto

12-11-2025 09:25

Viktorie Halasu Viktorie Halasu

Hello, I need help with a pale terrestric Pseudom

11-11-2025 20:16

Bohan Jia

Hi, lastly I have found these tiny yellow decayin

09-11-2025 13:20

Josep Torres Josep Torres

Hello.A tiny ascomycete, appearing as erupting gra

08-11-2025 12:10

Elisabeth Stöckli

Bonjour, Trouvé sur tiges mortes de Rubus (ronce

08-11-2025 00:29

Francois Guay Francois Guay

I found this species in Quebec, Canada, on herbace

04-11-2025 14:53

Josep Torres Josep Torres

Hello.Very small, globose, mucronate perithecia, b

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Ascocoryne cylichnium?
Andrés Valverde Valera, 25-10-2022 18:44
Andrés Valverde ValeraBuenas tardes, 

Os envío fotos de este ascomicete, recolectado sobre un tronco muerto y decorticado de planifolio, cerca de Tregurà (Pirineos catalanes) el pasado 15/10. 

Apotecios 0,5-0,8 x 0,4-0,6 cm. 

Esporas 19,9 - 25,4 x 5,4-6 µm. 

Asca de 173 x 10 micras. También he medido otra que alcanzaba los 13,3 µm de ancho. Extremo apical amiloide. 

Pienso en Ascocoryne cylichnium, con esporas no maduras del todo...  

Muchas gracias por vuestra ayuda. 

Saludos, 

Andrés Valverde Valera 
El Prat de Llobregat
  • message #74145
  • message #74145
  • message #74145
  • message #74145
Hans-Otto Baral, 25-10-2022 21:14
Hans-Otto Baral
Re : Ascocoryne cylichnium?
Hello

the spores are mature, they were forcibly ejected from the asci in your preparation. Only when overmature they get septate and produce conidia.

Yes, this is A. cylichnium, easily recognized by the multiguttulate spores. But there is a sibling with the same characteristics, the only difference is in the ascus base (without croziers vs. with croziers in cylichnium). There appears to be no published name for the species without croziers.

Zotto
Andrés Valverde Valera, 25-10-2022 22:47
Andrés Valverde Valera
Re : Ascocoryne cylichnium?
Thank you very much Zotto!!

Andrés