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08-11-2025 00:29

Francois Guay Francois Guay

I found this species in Quebec, Canada, on herbace

06-11-2025 16:50

Rot Bojan

Hello! Yesterday I found a fungus on or near a nee

04-11-2025 14:53

Josep Torres Josep Torres

Hello.Very small, globose, mucronate perithecia, b

05-11-2025 11:33

Pierre Repellin

Bonjpur,J'ai trouvé, sur une hampe florale d'Alli

04-11-2025 09:07

Josep Torres Josep Torres

Hello.A suspected Hymenoscyphus sprouting on a thi

04-11-2025 12:43

Edvin Johannesen Edvin Johannesen

Hi! One more found on old Populus tremula log in O

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

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Cudoniella sur Alnus ?
Pablo Chacón, 22-12-2010 20:05
Pablo ChacónJe présente une espèce présente dans le fruit de Alnus glutinosa.

Je n'ai trouvé que des copies de l'image, il est difficile d'effectuer la microscopie mieux.

Asques Aporrincas amyloïdes. IKI +
Spores 15-18 microns, avec guttales.
Paraphyses avec VbS de nombreux.

Aide à la présente espèce, je pense Cudoniella, mais je pense que ce genre n'ont pas l'amyloïde Asques.

Merci pour votre aide
  • message #13749
Pablo Chacón, 22-12-2010 20:06
Pablo Chacón
Re:Cudoniella sur Alnus ?
MIcro
  • message #13750
Pablo Chacón, 22-12-2010 20:20
Pablo Chacón
Re:Cudoniella sur Alnus ?
peut-être possible Hymenoscyphus imberbis?


merci
Hans-Otto Baral, 22-12-2010 21:32
Hans-Otto Baral
Re:Cudoniella sur Alnus ?
Hi Pablo

Cudoniella has also +/- amyloid asci. But your fungus seems to have slightly sculutoid spores. My guess is Hymenosc. caudatus The stipe is too long for H. imberbis. If you find more spores you could make more photos to show their shape perhaps better. Also I guess that te asci don't have croziers, unlike imberbis. - Oh, I overlooked you stated aporhynque.


Zotto
Pablo Chacón, 22-12-2010 22:12
Pablo Chacón
Re:Cudoniella sur Alnus ?
Hi, Zotto.


Exacto, no tiene croziers.

more spores

  • message #13754
Hans-Otto Baral, 22-12-2010 22:20
Hans-Otto Baral
Re:Cudoniella sur Alnus ?
Yesm that's good. I still believe this is O. caudatus. One might also consider H. fructigenus. I sometimes found such on Aolnus cones and it is very difficult to find a clear cut between these two species aggregates.

Zotto