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12-02-2026 21:34

patrice Callard

Bonjour, la face inférieure des feuilles ce certa

11-02-2026 22:15

William Slosse William Slosse

Today, February 11, 2026, we found the following R

12-02-2026 14:55

Thomas Læssøe

https://svampe.databasen.org/observations/10581810

11-02-2026 19:28

Lothar Krieglsteiner Lothar Krieglsteiner

on small deciduous twig on the ground in forest wi

25-04-2025 17:24

Stefan Blaser

Hi everybody, This collection was collected by JÃ

09-02-2026 22:01

ruiz Jose

Hola, me paso esta colección en madera de pino, t

10-02-2026 17:42

Bernard CLESSE Bernard CLESSE

Bonjour à toutes et tous,Pourriez-vous me donner

10-02-2026 18:54

Erik Van Dijk

Does anyone has an idea what fungus species this m

09-02-2026 20:10

Lothar Krieglsteiner Lothar Krieglsteiner

The first 6 tables show surely one species with 2

09-02-2026 14:46

Anna Klos

Goedemiddag, Op donderdag 5 februari vonden we ti

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Mollisia retincola
Juuso Äikäs, 20-05-2020 16:05
A while ago I said that I'll stay away from Mollisia but I guess I have to take my words back. 
I was reading Fungi of Temperate Europe and the title's species struck me as quite distinctive and something that might be possible to identify. (Belonopsis retincola is apparently a synonym and Species Fungorum claims that Trichobelonium kneiffii is the current name.)

So I visited a small pond nearby that has Phragmites australis growing in it. I found these almost immediately, growing on dead, standing culms near the waterline.

This time I managed to get a clear yellow KOH reaction. The medulla has plentiful crystals in it and the spores measure 23.4 - 26 × 2.8 - 3.4 µm. 

With the combination of these characteristics, I'm quite confident this is indeed M. retincola.
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Mirek Gryc, 22-05-2020 19:12
Re : Mollisia retincola
Hi

IMHO, you marked well.
In my microscopic collections, the spore length range was more diverse. Maybe you only measured the longer ones?
To be sure, I would check croziers.
Mirek
Juuso Äikäs, 22-05-2020 19:17
Re : Mollisia retincola
There weren't that many spores and I measured only five so that would probably explain it.
Mirek Gryc, 22-05-2020 19:42
Re : Mollisia retincola
This is a very common species on Phragmites australis. You will definitely meet him many more times.
Not all features are always compatible (variability?).
Mirek