Accès membres

Mot de passe perdu? S'inscrire

05-11-2025 11:33

Pierre Repellin

Bonjpur,J'ai trouvé, sur une hampe florale d'Alli

04-11-2025 09:07

Josep Torres Josep Torres

Hello.A suspected Hymenoscyphus sprouting on a thi

04-11-2025 12:43

Edvin Johannesen Edvin Johannesen

Hi! One more found on old Populus tremula log in O

04-11-2025 14:53

Josep Torres Josep Torres

Hello.Very small, globose, mucronate perithecia, b

03-11-2025 21:34

Edvin Johannesen Edvin Johannesen

These tiny (0.4-0.5 mm diam.), whitish, short-stip

03-11-2025 19:41

David Chapados David Chapados

Hi,Does anyone knows which genus could this be? G

28-10-2025 15:37

Carl Farmer

I'd be grateful for any suggestions for this strik

03-11-2025 16:30

Hans-Otto Baral Hans-Otto Baral

Hello I want to ask you if you have found this ye

01-11-2025 09:14

Francis Maggi

Bonjour,Trouvé sur Xanthoria parietina à Valdebl

28-10-2025 19:33

Nicolas Suberbielle Nicolas Suberbielle

Bonjour à tous,Je voudrais votre avis sur cette r

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Cf. Mollisia ?
Yannick Mourgues, 30-04-2020 18:56
Yannick Mourgues
Bonsoir.

Trouvé sur Populus tremula au sol.

Apo + KOH jaune.

Excipulum formé d'une couche de cellules rondes brun-noirâtre devenant ensuite hyalines. Sous hymenium de textura intricata.

Asques IKI+ b boucles+

Paraphyses larges de 2-3um cylindriques

spores avec souvent 1 cloison (parfois 2-3), mesurant 17,5-20,7 x 2,7-3,4 um

Poils sur l'excipulum hyalins cylindriques

Une idée ?

Yannick
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Hans-Otto Baral, 30-04-2020 20:25
Hans-Otto Baral
Re : Cf. Mollisia ?
Hi Yannick

Mollisia on wood with so long spores are rare. You have a photo of a mature living ascus? I assume the spores are nonseptate inside.

My folder "elegantior aff." has such long spores, but oil content is different andkOH is negative.

Zotto
Yannick Mourgues, 30-04-2020 21:18
Yannick Mourgues
Re : Cf. Mollisia ?
Hi Zotto.

No, unfortunatelly I didn't thought to take photo of mature living ascus. All I have are these ones.

In ascus, spores are unseptate, yes.

Do you agree with the genera of Mollisia ?

I will sequence it and may be we could see if this will help us.

Cheers.

Yannick
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Hans-Otto Baral, 30-04-2020 21:40
Hans-Otto Baral
Re : Cf. Mollisia ?
Mollisia of course! In a wide sense at least. DNA is a good idea, I am curious about it.
Yannick Mourgues, 30-04-2020 21:43
Yannick Mourgues
Re : Cf. Mollisia ?
OK, thanks. I'll tell you when it will be done.

Yannick