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13-05-2026 15:26

François Freléchoux François Freléchoux

Bonjour,Voici une récolte faite il y a quelques j

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Nicolas VAN VOOREN Nicolas VAN VOOREN

Dear Ascolovers, especially interested in Pezizale

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Thierry Blondelle Thierry Blondelle

Bonjour à tous,J'aimerais avoir confirmation de c

11-05-2026 12:32

Bernard CLESSE Bernard CLESSE

Pourriez-vous m'aider à identifier cette héloti

10-05-2026 23:17

Andreas Gminder Andreas Gminder

Hello,today we found in a moist steep decidous for

28-04-2026 20:07

Lothar Krieglsteiner Lothar Krieglsteiner

... on twig in the air at standing Ceratonia siliq

27-04-2026 20:52

Lothar Krieglsteiner Lothar Krieglsteiner

Found on hanging tiwg of Olea europaea in dried-ou

11-05-2026 20:22

Lothar Krieglsteiner Lothar Krieglsteiner

on attached twig of standing Ficus caricaquite uns

11-05-2026 13:22

Sylvie Le Goff

BonjourPuis avoir votre avis sur cet ascome, je vo

29-04-2026 10:44

Lothar Krieglsteiner Lothar Krieglsteiner

growing at moist, drying-out soil at the side of a

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Claussenomyces cf "caeruleomarginata"?
Andreas Gminder, 06-07-2016 22:59
Andreas Gminder

Hello,


today found on attached brnach of apple tree in the field mark.


According to the provisionary key of Claussenomyces by Marson & Baral the nearest I come to is Cl. "caeruleomarginata", but apothecia are very dark.


The spores I have seen have only transverse septae, no longitudinal ones have been observed. Also no tendency to make ascoconidia have been seen.
I first have been thinking of Cl. xylophila, but for this species the spore size is too big, besides other differences.


Not ionomidotic.


I have no idea which Claussenomyces - or am I in the wrong genus?


 


P.S.: spore measurements x10, means 29,6 x 5,7 µm


thanks for help,
Andreas

  • message #43683
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  • message #43683
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Gernot Friebes, 06-07-2016 23:06
Re : Claussenomyces cf "caeruleomarginata"?
Hallo Andreas,

vielleicht Durella, in Richtung D. connivens?

Schöne Grüße
Gernot
Andreas Gminder, 06-07-2016 23:23
Andreas Gminder
Re : Claussenomyces cf "caeruleomarginata"?

Hello Gernot,


thank for this - Durella is a genus I always forget, don't know why ....


And yes it should be Durella connivens, especially as I found in another apothecium spores with 38 and 41 µm length.


best regards and thanks,
Andreas

Hans-Otto Baral, 07-07-2016 09:27
Hans-Otto Baral
Re : Claussenomyces cf "caeruleomarginata"?
It will help to look on the ectal excipulum at flanks and margin, Durella is easily recognizable by the brown-olive text. porrecta. Spores of D. connivens should be 7-septate.
Andreas Gminder, 07-07-2016 09:36
Andreas Gminder
Re : Claussenomyces cf "caeruleomarginata"?

Hello Zotto,


yes, both fits.


thank you,
Andreas