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Francis Maggi

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Bonjour à tous,Je voudrais votre avis sur cette r

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Hello,Yesterday I found these on burnt soil. Apoth

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De la pasada semana en rama posiblemente de hayaPi

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Peter Welt Peter Welt

Who has this article? Doveri, F. 2007. Sporormiel

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Carl Farmer

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Calycina sp.
Roland Labbé, 03-02-2009 15:16
Bonjour !
Voici une planche de ce que je crois être une Calycina sp.

Détails :

Date de récolte: 2009 / 01 / 14
Substrat : culture intérieure sur débris ligneux d'érable

Sporée non disponible
Spores cylindriques-fusoïdes, lisses, à 2-4 petites guttules aux pôles, 5,5-7 x 2-2,5 µm, 6,3 x 2,03 µm en moyenne (15 spores), Q = 3,10
Asques à 8 spores bisériées, à contenu fortement dextrinoïde et à appareil apical fortement amyloïde en Lugol, avec un crochet à la base, 28-33 x 5-6 µm
Paraphyses cylindriques, parfois ramifiées, septées, sans contenu huileux, 35-50 x 1-2 m
Poils marginaux longuement fusoïdes, incrustés, jusqu'à 100 µm de longueur
Excipulum en textura globulosa-angularis ?

Qu'en pensez-vous ?
Merci, Roland
  • message #6556
Hans-Otto Baral, 03-02-2009 16:39
Hans-Otto Baral
Re:Calycina sp.
Obviously a Hyaloscypha. The hairs seem to be covered by yellowish resin? Such resin I only know from two conifericolous species, H. aureliella and H. britannica. The hairs are with 100 µm quite long, most species of Hyaloscypha have shorer hairs. And I see a rather large globose drop within the living asci which reminds me of Psilachnum, a genus I would exclude because its hair have another shape and are smooth

Zotto
Roland Labbé, 03-02-2009 17:10
Re:Calycina sp.
Hello Zotto !
It's a great pleasure to read you.
In the key of Nordic Macromycetes Vol 1, I arrive on H. fuckekii var. fuckelii.
The hairs reach 90 µm. Our Hyaloscypha grow on Acer, not on coniferous tree.
All the caracters fit with that species.
I would like to have again your comments.

Roland
Hans-Otto Baral, 03-02-2009 17:30
Hans-Otto Baral
Re:Calycina sp.
yes, H. fuckelii var. fuckelii is with croziers, and apart from the resin I would agree. It will be best to use the Huhtinen key also. You can download it here.

Zotto
Hans-Otto Baral, 03-02-2009 17:31
Hans-Otto Baral
Re:Calycina sp.
second part
Roland Labbé, 03-02-2009 20:29
Re:Calycina sp.
Zotto, with the key sent by you, I arrive again to H. fuckelii var. fuckelii.
I tank you for all.

Roland