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29-12-2025 23:20

éric ROMERO éric ROMERO

Bonjour, Une récolte du mois d'août 2025 en tou

30-12-2025 16:44

Pascal Ducos

Bonjour,Une anamorphe rose stipitée, très nombre

30-12-2025 17:14

Bernard CLESSE Bernard CLESSE

Bonjour à toutes et tous,Pourriez-vous aider Albe

30-12-2025 15:31

Johan Boonefaes Johan Boonefaes

I found this unknown star form by the microscopy o

29-12-2025 10:15

Hulda Caroline Holte

Hello, I found and collected this propoloid ascom

30-12-2025 09:04

Josep Torres Josep Torres

Hello.A Pyrenomycete sprouting sparsely but very d

29-12-2025 17:44

Isabelle Charissou

Bonjour,J'aimerais savoir si d'autres personnes au

12-11-2021 00:03

Lepista Zacarias

Hi everybody,A week ago in my fiels trip I noticed

29-12-2025 17:51

Blasco Rafael Blasco Rafael

Hola, me pueden ayudar con esta muestra.Recogida s

29-12-2025 17:12

Bernard CLESSE Bernard CLESSE

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

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Unknown Mollisia
Maren Kamke, 23-03-2014 19:53
Maren KamkeHi everybody,
I found this mollisia species on decidious wood, pale grey apothecia up to 0,5 mm, dark brown short marginal hairs which do not seem to reach the edge. Ascospores becoming 3-septate in overmature state, (8-16) 12,04 x 2,22 (2-3) µm, oil 2-3. Asci with croziers, IkL positive bb, 61-69 x 6-7 µm, Paraphyses 3 µm filled with cylindrical refractive content, KOH negative.
Thank you
Maren
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Hans-Otto Baral, 23-03-2014 21:11
Hans-Otto Baral
Re : Unknown Mollisia
Hi Maren

you have no idea about which tree this branch belonged? The bark looks interesting, was it a Vuilleminia that caused these fusiform holes in the periderm?

Zotto
Maren Kamke, 23-03-2014 21:50
Maren Kamke
Re : Unknown Mollisia
Hi Zotto,
it looks a like Prunus sp., I don't think it was a Vuilleminia, the bark curls up at those places, typical for cherry, I think. The other specimens on that twig were Diaporthe eres and Amphisphaeria millepunctata.
Regards,
Maren

Björn Wergen, 24-03-2014 11:06
Björn Wergen
Re : Unknown Mollisia
Hi Maren,

did you compare with Mollisia discolor? Just an idea, it is described as having long spores which may have septations at maturity.

regards,
björn
Maren Kamke, 24-03-2014 21:02
Maren Kamke
Re : Unknown Mollisia
Hi Björn,
Mollisia discolor was also a candidate of mine, I dismissed it because the spores are too wide and the color should be pale ochre never gray. Regarding the description was this species found near the location of Pyrenomycetes, same as mine.
Regards, Maren
Hans-Otto Baral, 24-03-2014 22:29
Hans-Otto Baral
Re : Unknown Mollisia
Hi Maren & Björn

I think that M. discolor has just this spore size (length and width), and also the LBs inside would fit quite well. But I wonder because I know M. discolor only with whitish disc and blackish exterior.

Zotto
Maren Kamke, 24-03-2014 22:44
Maren Kamke
Re : Unknown Mollisia
Hi again,
thank you, I think M. discolor it is.

The description of M. discolor however in Andreas key says in no. 38a "Hymenium hellocker, nie grau oder bläulich"

http://www.mollisia.de/Word_Dokumente/Schluessel.doc


Regards, Maren
Peter Püwert, 25-03-2014 20:27
Peter Püwert
Re : Unknown Mollisia
Hello in the round,
in a earlier version write Andreas "Hymenium hellocker, nie (?) grau oder schwärzlich".
I know M. discolor only too, how described by H.O.B. and on the fotos from the last weekend.
Greetings Peter.  
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