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31-07-2025 16:32

Andreas Gminder Andreas Gminder

Dear collegues,today I found on a very fresh fire

06-08-2025 08:56

Antonio Ezquerro Antoñana Antonio Ezquerro Antoñana

Hola a todos, Me gustaría saber qué opinan sobre

12-02-2012 11:31

Hans-Otto Baral Hans-Otto Baral

Hi allI am quite sure that nobody has a pdf of thi

02-08-2025 12:35

éric ROMERO éric ROMERO

Bonjour tous, J'ai trouvé sur pétiole de Fraxin

02-08-2025 17:21

Andgelo Mombert Andgelo Mombert

Bonjour,Je recherche la description et la planche

30-07-2025 20:52

Bohan Jia

Hi together,  I've been looking posts in AscoFra

30-07-2025 10:12

Bernard CLESSE Bernard CLESSE

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

30-07-2025 18:06

Stefan Jakobsson

On a decorticated twig of Alnus incana on moist so

29-07-2025 18:59

Castillo Joseba Castillo Joseba

Me mandan el  material seco de Galicia, España,

28-07-2025 12:34

Enrique Rubio Enrique Rubio

Hi to everybody.I would appreciate any ideas about

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Bryoscyphus
Enrique Rubio, 04-07-2022 18:45
Enrique RubioI can find no suitable answer for this white Bryoscyphus with such spores. The stipitate apothecia growing on indeterminate decaying mosses. Asci IKIb croziers (+).
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Enrique Rubio, 04-07-2022 19:01
Enrique Rubio
Re : Bryoscyphus
I can only think of B. rhytidiadelphi in which the pattern of the LBs may have been altered. But when I made the preparation, the asci released a multitude of very mature spores, which seemed very normal.
Michel Hairaud, 04-07-2022 19:14
Michel Hairaud
Re : Bryoscyphus
Hi Enrique, I suppose you also considered B. phascoides , which spore guttulation pattern is similar ? (though a little thiner in my collections) 

AmitiésMichel 
Enrique Rubio, 04-07-2022 19:29
Enrique Rubio
Re : Bryoscyphus
I see the spores as very different, Michel, and also the gutulation.
Merci
Michel Hairaud, 04-07-2022 19:39
Michel Hairaud
Re : Bryoscyphus
Ah , which means I made a wrong identification on this collection  !

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Enrique Rubio, 04-07-2022 19:48
Enrique Rubio
Re : Bryoscyphus
Your spores look identical to mine, but the gutulation pattern seems different from rhytidiadelphi unless the small LBs quickly rearrange and form larger guttules.
On the other hand I have been told that the moss in my collection looks like Rhytidiadelphus
Enrique Rubio, 04-07-2022 19:52
Enrique Rubio
Re : Bryoscyphus
Svrcek's drawings show small guttulae
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Enrique Rubio, 04-07-2022 19:54
Enrique Rubio
Re : Bryoscyphus
And also my older collections of rhytidiadelphi.
https://www.centrodeestudiosmicologicosasturianos.org/?p=560
Michel Hairaud, 04-07-2022 20:02
Michel Hairaud
Re : Bryoscyphus
Similar to mine rhytidiadelphi (very common in winter on the coast ) but never found with the guttulation you show . I will send you later my whole file for my misidentified collection of B. phascoides
Michel
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Hans-Otto Baral, 09-07-2022 10:01
Hans-Otto Baral
Re : Bryoscyphus
Enrique, I suggest to identify the moss. perhaps you can make a preparation of a leaf to show the cell shape at base and apex, presence of a midrib, structure of margin. Perhaps someone can tell. Was the moss also uninfected and do you have a photo?
Georges Greiff, 23-07-2022 18:26
Re : Bryoscyphus
Moss could be R. triquetrus but a photo from further away would help to be sure. B. rhytidiadelphi does not seem to be specific, however, or at least there are reports on other hosts. I had convincing material on Bryum argenteum once.
Enrique Rubio, 11-08-2022 13:16
Enrique Rubio
Re : Bryoscyphus
Hi again
My friend Marta has studied the moss and she thinks it could be R. triquetrus, as Georges wrote.
What do yo think?
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Hans-Otto Baral, 12-08-2022 09:14
Hans-Otto Baral
Re : Bryoscyphus
A Rhytidiadelphus I think is sure.