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18-08-2025 15:35

Lothar Krieglsteiner Lothar Krieglsteiner

.. in subarctic forest at side of small stream, ac

18-08-2025 16:01

Lothar Krieglsteiner Lothar Krieglsteiner

.. on water-soaked Betula wood lying in a small st

18-08-2025 17:52

Yanick BOULANGER

BonjourAu fil des conversations, j'ai lu que Hyalo

18-08-2025 15:17

Lothar Krieglsteiner Lothar Krieglsteiner

... on 6.7.25 in a subarctic mire near a small lak

18-08-2025 15:07

Lothar Krieglsteiner Lothar Krieglsteiner

.. 20.7.25, in subarctic habital. The liverwort i

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,

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Mollisia 'atlantica' nom.prov. A.Gminder?
William Slosse, 12-03-2021 16:34
William SlosseHello everyone,

on 05/03/21 I collected a collection of Mollisia on Salix wood in the Plaatsduinen, Oostduinkerke.
I think this is again 'atlantica'. This species appears to be widely distributed here in the dune area of the Belgian Westcoast.
Can this determination be confirmed?

° Exipulum dark brown to black
Hymenium mouse gray with a lighter colored edge
° Asci J+
° Spores:
- Av (8.89) 9.51 (10.60) x (2.25) 2.49 (2.88)
- N = 15
- 1-septated in asci

Mvg, William
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Hans-Otto Baral, 12-03-2021 16:47
Hans-Otto Baral
Re : Mollisia 'atlantica' nom.prov. A.Gminder?
Hi William

this may well be. But as often written by me, you need to study living asci and only when you see septate spores in quantity inside the living asci, then we can be sure.

Zotto
William Slosse, 12-03-2021 17:37
William Slosse
Re : Mollisia 'atlantica' nom.prov. A.Gminder?
Thanks for the feedback Zotto.
I only studied asci from fresh material in water (following your previous advices) and noticed the septated spores. With this I assumed that this could be 'atlantica'.
Do additional things need to be investigated to confirm 'Atlantica'? Is a certain percentage of septated spores expected?
Or is the material I researched perhaps not as fresh as I assumed?
Thank you in advance for your advice.

William

Hans-Otto Baral, 12-03-2021 18:33
Hans-Otto Baral
Re : Mollisia 'atlantica' nom.prov. A.Gminder?
I am sorry to tell but your asci are all dead, and living spores I saw only inside the red circle.

I assume you applied pressure. Try a secion with a razor blade and avoid any pressure.