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05-06-2015 20:49

Peter Thompson

Hello Everyone,I am puzzled by black ascomycetes w

05-06-2015 19:24

Bernard CLESSE Bernard CLESSE

Bonsoir à tous,Pouvez-vous me donner une piste po

03-06-2015 22:05

Bernard CLESSE Bernard CLESSE

Bonsoir à tous,Pouvez-vous m'aider à identifier

04-06-2015 18:28

Bernard CLESSE Bernard CLESSE

Bonsoir à tous,J'ai récolté hier sur akène pou

04-06-2015 15:49

Blasco Rafael Blasco Rafael

Hola Tengo esta muestra recogida en lasramas caida

04-06-2015 18:41

Quijada Luis

Hi all, I would like to ask in the forum if someb

03-06-2015 16:58

Blasco Rafael Blasco Rafael

Hola tengo this Muestra Recogida en el Misma Melil

02-06-2015 21:03

Castillo Joseba Castillo Joseba

Primero pense en un Aphylophoral, pero al ver la m

02-06-2015 21:01

Bometon Javier Bometon Javier

En hoja de Quercus.Esporas 6-9 X 1,6-2,3 um, aceit

02-06-2015 12:49

Gernot Friebes

Hi,I'm assuming this is a Dermea but I couldn't fi

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Black Spheres on Carex acutiformis
Peter Thompson, 05-06-2015 20:49
Hello Everyone,

I am puzzled by black ascomycetes with central ostioles which are immersed individually beneath the epidermis of a dead flower stalk of Carex acutiformis.

It seems that the shape of the spores does not readily suggest a suitable genus. All are slightly curved, presumably in various stages from fresh, living spores to dead ones, judging by the variation in the guttulation.

I have attached a photo of the fruit bodies and a sketch of the microscopy and wonder if anyone can shed any light on this for me.

Thank you,
With Best Wishes,
Peter.
  • message #36347
  • message #36347
Peter Wilberforce, 06-06-2015 12:39
Re : Black Spheres on Carex acutiformis
Hello Peter,
I seem to be recovering from the lurghi so am taking an interest in ascos again!
A possible genus for your material on Carex is Plagiosphaera, but I cannot suggest a species to match your collection.
Just hope someone comes up with more information,
Regards,
Peter W