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31-12-2021 12:12

Georges Greiff

Happy New Year to All! I was hoping somebody coul

15-08-2025 12:47

Philippe PELLICIER

Bonjour, j'ai récolté cette Scutellinia au Col d

15-08-2025 21:50

Bernard CLESSE Bernard CLESSE

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

13-08-2025 12:17

Castillo Joseba Castillo Joseba

De ayer en la misma muestra que el Ascobulus anter

13-08-2025 22:41

Francois Guay Francois Guay

I found this species on decaying wood in Québec,

14-08-2025 17:32

Nicolas VAN VOOREN Nicolas VAN VOOREN

Hello.In the course of forthcoming paper about Geo

15-08-2025 07:20

Zuzana Sochorová (Egertová) Zuzana Sochorová (Egertová)

Hello, a few days ago I have collected this Tarzet

12-08-2025 21:01

Peter Welt Peter Welt

What could this be? Fromm Torsten Richter Any ide

13-08-2025 12:01

Castillo Joseba Castillo Joseba

De ayer en KK de vacunoAscas con 20 o mas esporasa

12-08-2025 19:44

Enrique Rubio Enrique Rubio

Could someone send me a pdf copy of this article?S

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On wooden litter under Crataegus
Christopher Engelhardt, 07-04-2021 15:46
Christopher Engelhardt
Hello.

Under Crateagus I found this cup today, 10 mm in diameter.

At first - because of the Crateagus - I thought of of Monilinia johnsonii, but after digging it out it did not show a long stipe and it obviously was growing on some debris of wood or grass. Spores 9(10)-11,5 x 5,4-6 µ, smooth, Asci ~180-190 x 10-11 µ , 8sp, paraphyses swollen at the end
What did I find?

Thanks for your comments!

Sincerely,  Chris 

  • message #68268
  • message #68268
  • message #68268
  • message #68268
Lothar Krieglsteiner, 07-04-2021 19:21
Lothar Krieglsteiner
Re : On wooden litter under Crataegus
This is surely operculate. First, I would check if the asci are IKI-positive (Peziza s.l.).
Viktorie Halasu, 07-04-2021 21:31
Viktorie Halasu
Re : On wooden litter under Crataegus
Hello,
how does the excipulum look like? 
Viktorie
Christopher Engelhardt, 08-04-2021 09:23
Christopher Engelhardt
Re : On wooden litter under Crataegus
Thank you folks.

And Yes, Lothar, you are right. IKI-positive.

Here's two more pics in Lugol.

Cheers,  Chris
  • message #68274
  • message #68274
Christopher Engelhardt, 08-04-2021 18:23
Christopher Engelhardt
Re : On wooden litter under Crataegus
Addendum: the place of discovery is at a urination site for dogs - which might lead to Peziza moravecii, with such paraphyses: cylindrical, 2-3 µm wide, septate, with a rounded tip widened by up to 5 µm. Only the spores seem too small with 10-11.5 x 5-6 µ. In the literature there is a Peziza perdicina (Velen.) Svr?ek, which is apparently synonymous with it, with smoother and shorter spores (10-12 × 5-6 µ), which would fit exactly here.

Thank you folks for looking at my little brown fungus!