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05-03-2026 10:07

Hulda Caroline Holte

Hello, I found and collected this species growing

07-03-2026 13:06

éric ROMERO éric ROMERO

Bonjour tous, Sur cône d'épicea fortement imbu,

23-12-2025 08:27

Josep Torres Josep Torres

Hello.Small, yellowish ascomata, with very short a

28-02-2026 11:05

Yanick BOULANGER

Bonjour à tousLe 24/02/2026 à Montmacq, devant m

08-03-2026 14:05

Thierry Blondelle Thierry Blondelle

Bonjour à tous,Sur 3 récoltes supposées de H. l

07-03-2026 22:22

Josep Torres Josep Torres

Hello.Some very tiny conidiomes collected in the D

06-03-2026 17:51

William Slosse William Slosse

Good evening all,On March 4, 2026, I found the fol

05-03-2026 16:30

François Bartholomeeusen

Dear forum members, On the 2nd of February 2026,

06-03-2026 09:41

Alain GARDIENNET Alain GARDIENNET

Hi forum, I'm now looking for another reference c

05-03-2026 19:29

William Slosse William Slosse

Good evening everyone,On March 4, 2026, I found th

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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