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11-03-2026 17:36

Michel Hairaud Michel Hairaud

Bonjour, Je cherche des indices  pour cette réc

12-03-2026 19:44

Enrique Rubio Enrique Rubio

Hi to everybody.Can you give me any suggestions ab

08-03-2026 14:05

Thierry Blondelle Thierry Blondelle

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

12-03-2026 15:45

Åge Oterhals

Dear forum,I found this small discomycete on a ver

12-03-2026 16:17

Sylvie Le Goff

Bonjour à tousRécolté dans le 22 en France (ré

12-03-2026 14:37

David Wasilewski

These small ascomycota (1-3 mm) ere observed growi

11-03-2026 16:48

Bruno Coué Bruno Coué

Bonjour, je serais heureux d'avoir votre avis sur

09-02-2026 22:01

ruiz Jose

Hola, me paso esta colección en madera de pino, t

11-03-2026 14:14

Gernot Friebes

Hi,I would like to share a collection of Scopinell

15-09-2020 17:27

Andgelo Mombert Andgelo Mombert

Bonjour, Sur branche morte décortiquée de Berbe

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Tiny discs on a Betula leaf
Marja Pennanen, 02-10-2014 10:20
Hi all,

I found these accidently an a leaf with some myxos.
They are tiny and almoust hyaline.
I attach here a photo of them evenif I shouldn't. There is only some shining of them.
The asci are about 30-40x6-7 and may be very, very weakly  IKI blue.
The spores are about 5-7x2-3. I saw no paraphyses.
I should adjust the whitebalance...

No knowledge of something like this, hopefully someone here can help me.
Marja
  • message #31557
  • message #31557
  • message #31557
Hans-Otto Baral, 02-10-2014 11:38
Hans-Otto Baral
Re : Tiny discs on a Betula leaf
Hi Marja

you must look at the margin. Perhaps it is a Mollisina??

Zotto
Marja Pennanen, 02-10-2014 15:04
Re : Tiny discs on a Betula leaf
Dear Zotto,

There were roundish cells on the base, I will check the margin later, must go now.

Marja
Marja Pennanen, 05-10-2014 21:25
Re : Tiny discs on a Betula leaf
Hi,

I tried to study  these some more. They are not easy being so tiny and still you got to get them off the leaf.
Almoust ruined the specimen, but still found no marginal hairs. The fruitbodies went uppside down and that did not make my trials easier.

Marja