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25-03-2026 20:53

François Bartholomeeusen

Dear forum members,On 23 March 2026, I found sever

23-03-2026 20:16

Miguel Ãngel Ribes Miguel Ángel Ribes

Good eveningI'm unable to identify this Coprotus o

24-03-2026 15:44

Åge Oterhals

I hope someone can confirm the name of this collec

25-03-2026 15:06

Bernard CLESSE Bernard CLESSE

Bonjour à toutes et tous,Pourriez-vous me confirm

25-03-2026 10:35

Hulda Caroline Holte

Hello,I collected this species growing on a dead b

25-03-2026 13:54

Enrique Rubio Enrique Rubio

Does anyone know where I could download Paoletti's

25-03-2026 15:46

Michel Hairaud Michel Hairaud

Bonjour, Je sollicite de l'aide pour cette récol

24-03-2026 19:59

William Slosse William Slosse

Hello everyone,On 23/03/26, I found the following

21-03-2026 15:13

Lepista Zacarias

Hello everyone, Does any one know of any literatu

24-03-2026 21:37

Elisabeth Stöckli

Bonsoir,Sur bois (tronc) très pourri de conifère

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Mollisia lividofusca ?
Thierry Blondelle, 11-02-2024 17:40
Thierry BlondelleHi

I would like to have your opinion on this harvest of Mollisia on fir branch peeled in a humid environment

Floriform apothecia up to 3 mm, gray in color but whitish discolored.

Subiculum++

Spores 8-12 x 2.5-3

Asci 44-51

IKI bb
KOH-
OIC 0 to 1

Clavicated marginal cells

Subhymenium rather dark in color

I turned to M. lividofusca.
What do you think ?
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Ingo Wagner, 11-02-2024 18:33
Ingo Wagner
Re : Mollisia lividofusca ?
Hello Thierry!

You found it on dead wood in airspace, is this right?
Your thought with M. lividofusca is very likely.

Macroscopically, the brown exterior of young apos up to the edge (margo) fits well, and also the brownish color of the fruit layer when it dries.
In the lower part of the ascus you can also see the longer, curved spores.
However, viewed microscopically, the find is in bad condition.

You can try a cross section, this species sometimes has a brown subhymenium in this state.
https://asco-sonneberg.de/pages/gallery/subhym-dunkel-bei-lividofusca39765.php

Greetings
Ingo W

Thierry Blondelle, 12-02-2024 17:55
Thierry Blondelle
Re : Mollisia lividofusca ?
Thanks a lot Ingo for your appreciation
it was found on the side of the branch facing the ground
My cross section is not really ideal for observation.
I'll try a better one.
Are the longer and curved spores at the base of the ascus specific to lividofusca?

Thierry
Ingo Wagner, 12-02-2024 20:23
Ingo Wagner
Re : Mollisia lividofusca ?
Hello Thierry!

"It was found on the side of the branch facing the ground."
And the branch touched the ground, where the apos grew?

"Are the longer and curved spores at the base of the ascus specific to lividofusca?"
I missed them in your spore picture AND there are species whose spores are more uniformly straight.

"My cross section is not really ideal for observation"
You can pick out a piece of the fruit layer. Normally the subhymenium is attached to it. Best seen at about 100x magnification.
If you don't see this, it doesn't matter. I often don't recognize the darkness of subhymenium in Mollisia lividofusca.

Greetings
Ingo