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04-06-2025 15:10

Stefan Jakobsson

Hi forum, On a herbaceous stem, possibly Aegopodi

03-06-2025 20:52

Stefan Blaser

Hello everybody, I didn't get anywhere with this

04-06-2025 14:02

Matthew Rozanoff

Good morning,I was wondering if anyone recognizes

01-06-2025 09:37

Charles Aron Charles Aron

Hi All, I found this Octospora growing with liver

30-05-2025 10:20

Elisabeth Stöckli

Bonjour, Sur branches mortes de Salix en place (m

20-05-2025 22:15

Francois Guay Francois Guay

I found this ascomycete at the base of a dead fern

30-05-2025 17:54

Louis DENY

Hello forum!Touvé près de Belfort, altitude 350m

31-05-2025 00:51

Ethan Crenson

Hello, Last week in New York City this Orbilia wa

30-05-2025 14:40

Josep Torres Josep Torres

Hello.An ascomycete from last May 10th, sprouting

30-05-2025 17:55

Louis DENY

Hello forum!Touvé près de Belfort, altitude 350m

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Brown on Potentilla
Marja Pennanen, 12-07-2010 10:04
Hello,
I found something more than those mentioned ealier on Potentilla. This didn't look like Moellerodiscus, so I thogh it was worht checking. These can be almoust I mm wide and 1,5 mm high:
  • message #12290
Marja Pennanen, 12-07-2010 10:06
Re:Brown on Potentilla
The spores are 11-15x5-6 and carry two or more big droplets.
Asci are 65-80x8-11, IKI+ and paraphyses are 2-3 micrometers wide and a little longer than asci.
Certainly something else and being new to me something, that I can't easily determine...

Marja
  • message #12292
Marja Pennanen, 12-07-2010 10:15
Re:Brown on Potentilla
Still one photo of the microscophy, which somebody might ask for ;)

Marja
  • message #12293
Marja Pennanen, 12-07-2010 11:05
Re:Brown on Potentilla
Luckily I studied the little pieces, too and found a bigger one, which was fresh. It was nearly 2 mm wide and high. The hymenium was lighter.
  • message #12296
Marja Pennanen, 12-07-2010 13:04
Re:Brown on Potentilla
Could this be a Rutstroemia?
I just haven't got the description of R. hercynica, which I've found ealier, but never had it on microscope...