Accès membres

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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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Asco sur cône pourri d'épicéa
Bernard CLESSE, 16-11-2015 12:29
Bernard CLESSESur le même cône pourri d'épicéa, un asco jaune citron :

a) asques IKI+
b) paraphyses cylindriques à contenu jaune 
c) spores étroitement ovales-fusiformes : 6-8x3

Une idée ?

Bernard
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Hans-Otto Baral, 16-11-2015 12:42
Hans-Otto Baral
Re : Asco sur cône pourri d'épicéa
Hi Bernard

This is Hamatocanthoscypha uncipila, but it is a bit difficult. There is a white and a yellow form, which might be different species. See my folder "uncipila yellow".

The hairs should be distinctly hooked at the flanks, could you please check this detail?

A similar species, H. sulphureocitrina, has inamyloid asci and is on angiosperm substrate.

Zotto

Bernard CLESSE, 16-11-2015 16:51
Bernard CLESSE
Re : Asco sur cône pourri d'épicéa
Hi Zotto,

Thanks a lot for your message. Here are new photographs of asci, hairs and paraphyses.

Could you confirm Hamatocanthoscypha uncipila ?

Bernard
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Hans-Otto Baral, 16-11-2015 16:57
Hans-Otto Baral
Re : Asco sur cône pourri d'épicéa
your last photo shows curved hairs (poils 1 and 2). Yes of course, uncipila.

I wrote nonsense, the white form is Hamatocanthoscypha conincola which hardly differs except for its colour.
Bernard CLESSE, 16-11-2015 17:03
Bernard CLESSE
Re : Asco sur cône pourri d'épicéa
OK Zotto, great thanks.

Bernard