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18-03-2026 11:52

Thomas Læssøe

https://svampe.databasen.org/observations/10493688

11-03-2026 17:36

Michel Hairaud Michel Hairaud

Bonjour, Je cherche des indices  pour cette réc

17-03-2026 10:40

Martine  Vandeplanque Martine Vandeplanque

Bonjour à tous.Chaque année en mars ou avril, il

17-03-2026 19:41

Bernard CLESSE Bernard CLESSE

Bonsoir à toutes et tous,Pourriez-vous m'aider à

12-03-2026 19:44

Enrique Rubio Enrique Rubio

Hi to everybody.Can you give me any suggestions ab

17-03-2026 10:09

François Freléchoux François Freléchoux

Bonjour, Voici la description rapide d'un petit d

05-03-2026 10:07

Hulda Caroline Holte

Hello, I found and collected this species growing

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

14-03-2026 13:51

Thierry Blondelle Thierry Blondelle

Hi everybody Under Quercus ilex, i hesitate to na

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On old Raspberries
Marja Pennanen, 28-06-2015 11:34
Hi,

I accidently noticed some Moellerodiscuses growing on old Raspberries=old fruits of Rubus idaeus. They are still undetermined because after searching more, some other fungi were found.

Raspberries seems to carry besides Moellerodiscus Typhula-like basidiomycetes, Cyathicula, Mollisia and these interesting hairy ascos.

They are about 0,2-0,3 mm wide.
The spores are 6-8x2 and asci 18-30x5-7, IKI blue.
Paraphyses are thin walled, somewhat cylindrig and seemingly septate.
The hairs are so odd, that I have no idea of the genus.
They are up to 20x3-4 and seems smooth, often widened at the base, even "bottle" shaped.

Some guidance is needed: Marja
  • message #36724
  • message #36724
  • message #36724
Hans-Otto Baral, 28-06-2015 11:47
Hans-Otto Baral
Re : On old Raspberries
No idea! Is it the calyx of the flower where they grow?
Marja Pennanen, 28-06-2015 13:21
Re : On old Raspberries
Hi Zotto,

they grow all over the berry, on the calyx, too.
Really interesting...

The Moellerodiscus is near M. tenuistipes with wide cap (2-3 mm) and not very long stipe.

Marja
  • message #36727
Hans-Otto Baral, 28-06-2015 17:59
Hans-Otto Baral
Re : On old Raspberries
If you have micros of that I would be very interested.

This genus is badly in need of sequencing, but I fear it is not Sepppo's group.

In any case, spore size/photo and croziers would be interesting to know.
Marja Pennanen, 28-06-2015 20:27
Re : On old Raspberries
Hi,

Moellerodiscus spores were 7-9x3, and asci 60-70x6-7. I may have some  propably poor microphotos, but they are still in the camera, which I'm still using this evening. Be back later.

At the location many berries had "survived" over winter and Moellerodiscuses were on every second of them.

Marja