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21-07-2025 19:22

Ethan Crenson

Hello all,  Here is an Orbilia found by a friend

13-06-2025 09:41

Josep Torres Josep Torres

Hello.A cerebriform ascomycete sprouting scattered

14-07-2025 11:20

Michel Hairaud Michel Hairaud

Bonjour, Voici une espèce de  (?) Hyaloscyphace

18-07-2025 23:03

Josep Torres Josep Torres

Hello.Fruitings between 51 and 130 microns in tota

17-07-2025 11:55

Castillo Joseba Castillo Joseba

De ayer en bosque de hayas y abetos, en tieraEjemp

16-07-2025 17:34

Bernard Declercq Bernard Declercq

Hello,I have trouble distinguishing above mention

15-07-2025 13:27

Angel Pintos Angel Pintos

Hello, does anyone have access to the following ar

16-01-2023 21:31

Riet van Oosten Riet van Oosten

Hello, Nearby the find of Calycina claroflava on

14-07-2025 17:55

Yanick BOULANGER

BonjourAutre dossier laissé en suspendJe viens de

14-07-2025 11:17

Yanick BOULANGER

BonjourJ'ai un dossier Jackrogersella qui est rest

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Hemiamyloid Mollisia on Salix
Juuso Äikäs, 19-04-2021 21:11
Yesterday I found a large group of small Mollisia(?) fruitbodies growing on the top and sides of a fallen, decorticated trunk of Salix caprea.

IKI+(rb), croziers+, pp with VBs, KOH-.

Spores:
(6.5) 6.6 - 7.78 (7.8) × (2.7) 2.73 - 3.06 (3.1) µm
Q = (2.2) 2.3 - 2.76 (2.8) ; N = 10
Me = 7.2 × 2.9 µm ; Qe = 2.5

In Gminder's key the only hemiamyloid Mollisia on wood is M. elegantior, but that one grows on Quercus and the spores are larger. 
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Hans-Otto Baral, 19-04-2021 22:45
Hans-Otto Baral
Re : Hemiamyloid Mollisia on Salix
The guttulate paraphyses exclude a Mollisia. Better would be the genus Pyrenopeziza. Maybe what we call P. aquosa comes close to this, but I do not remember such guttules in the paraphyses.
Juuso Äikäs, 19-04-2021 22:59
Re : Hemiamyloid Mollisia on Salix
Ok, thanks. The guttules did disappear with the addition of KOH, so I think they were still VBs(?). But yeah, the paraphyses didn't have the one, long and uniform VB typical of Mollisia.
Hans-Otto Baral, 20-04-2021 07:57
Hans-Otto Baral
Re : Hemiamyloid Mollisia on Salix
Of course they disappear, they have not the refractivity of lipid. But SCBs disappear also. Anyway they could be VBs, you need to do vital staining with CRB which stains VBs and vacuoles but not SCBs.