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29-06-2025 18:11

Ethan Crenson

Hello all, A friend found this disco yesterday in

28-06-2025 17:10

Peter Welt Peter Welt

I'm looking for: RANALLI, M.E., GAMUNDÍ, I.J. 19

28-06-2025 16:00

Josep Torres Josep Torres

Hello.A tiny fungus shaped like globose black grai

27-06-2025 14:09

Åge Oterhals

I found this pyrenomycetous fungi in mountain area

26-06-2025 17:53

Angel Pintos Angel Pintos

Does anyone have the following paperMycocaliciacea

11-06-2025 16:26

Jason Karakehian Jason Karakehian

Hi everyone, I am looking for the following protol

23-06-2025 13:25

Enrique Rubio Enrique Rubio

I would like to hear your opinion on this Scutelli

25-06-2025 16:56

Philippe PELLICIER

Bonjour, pensez-vous que S. ceijpii soit le nom co

25-06-2025 16:25

Thomas Flammer

My first impression was sth like Rutstromeia, but

24-06-2025 22:29

Danny Newman Danny Newman

Hello AscoFrance, I have recently photographed, c

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Cosmospora sur Amphiporhe leiphaemia
Enrique Rubio, 03-05-2011 13:09
Enrique RubioDear friends:
This Cosmospora? species grews on old stromata of Amphiporthe leiphaemia on Quercus robur branches.
The perithecia are yellowish orange.
  • message #15175
Enrique Rubio, 03-05-2011 13:11
Enrique Rubio
Re:Cosmospora sur Amphiporhe leiphaemia
The spores turn brown and they have, at maturity, a cristate verrucose ornamentation
  • message #15176
Enrique Rubio, 03-05-2011 13:12
Enrique Rubio
Re:Cosmospora sur Amphiporhe leiphaemia
The peridium seems to have a hyaline pilose acute cover.
Can you help me ?
Many thanks again
Enrique
  • message #15177
Alain GARDIENNET, 03-05-2011 13:30
Alain GARDIENNET
Re:Cosmospora sur Amphiporhe leiphaemia
Hi Enrique,
Have you verify that the old stromata are those of an Amphiporthe and not those of Diatrypella quercina ?
Your photos of ascospores are wonderful !
Your recolt is probably well known by Christian.
Alain
Enrique Rubio, 03-05-2011 13:43
Enrique Rubio
Re:Cosmospora sur Amphiporhe leiphaemia
Salut Alain
Non. Je ne suis pas bien sur parce que les peritheces parasités sont tres vieux et ils n'ont pas de contenu, mais autres branches voisines sont colonisées par l'Amphiporthe.
Enrique
Christian Lechat, 03-05-2011 17:59
Christian Lechat
Re:Cosmospora sur Amphiporhe leiphaemia
Hi Enrique,
I think it's an interesting species!!!
could you please to make a vertical section of old stromata?
Ascospores of your specimen seems striate, this characteristic is unusual in the genus Cosmospora sensu lato. Moreover, it would be necessary to show the ascomata with hairs of your specimen and a vertical section of lateral wall.
Regards,
Christian
Enrique Rubio, 03-05-2011 20:38
Enrique Rubio
Re:Cosmospora sur Amphiporhe leiphaemia
Hi Christian
If you wish it, I will send you our collection
Enrique
Christian Lechat, 04-05-2011 05:10
Christian Lechat
Re:Cosmospora sur Amphiporhe leiphaemia
Ok Enrique,
We have to know its anamorphic state, we have to cultivate it for that.
Send me please your specimens dried at room temperature.
Have a nice day,
Christian
Enrique Rubio, 04-05-2011 17:57
Enrique Rubio
Re:Cosmospora sur Amphiporhe leiphaemia
OK., Christian.
Enrique