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04-02-2015 00:15

Miguel Ãngel Ribes Miguel Ángel Ribes

And the last Hymenoscyphus ... todayThis nice yell

05-02-2015 14:33

Vasileios Kaounas Vasileios Kaounas

found in rotten trunk of Pinus halepensis.Ascocarp

04-02-2015 20:40

Godorova Olga Godorova Olga

Hello. Greetings from Israel, again. :)This mushro

04-02-2015 09:56

Rémi Péan

Bonjour,Je suis à la recherche de Pacioni & F

27-12-2014 19:16

Javier Ormad Javier Ormad

Hola a todos. Incrustadas en hoja de Digitaria san

08-12-2014 18:11

Till Lohmeyer

Bonjour à tous, for a possible publication I nee

02-02-2015 20:11

Carmel Sammut

Hi,   I found a few specimens of a small Helvell

04-02-2015 20:08

Garcia Susana

Hi all,Found immersed perithecia to 250-400um diam

03-02-2015 12:23

Salvador Tello

Hola a todos.Tengo unos Ascozonus creciendo en exc

04-02-2015 14:24

Enrique Rubio Enrique Rubio

Hi to all I need your help again with this pyreno

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Hymenoscyphus 270914 2002
Miguel Ángel Ribes, 04-02-2015 00:15
Miguel Ãngel RibesAnd the last Hymenoscyphus ... today

This nice yellow Hymenoscyphus, 2-3 mm, clearly stalked, was growing on a small branch of Fagus sylvaticus too, 27-IX-2014. I have no idea about it.

Asci 8-spores, euamyloid, Hymenoscyphus type, not sure about croziers, (110.1) 110.3 - 126.7 (140.4) x (7.2) 8.2 - 10.3 (10.4) µm; Me = 120.4 x 9.1 µm.
Spores elipsoidal-elongated with many medium-size guttules around the nucleus, (11.1) 12.6 - 16.2 (17.5) x (4.3) 4.8 - 5.6 (6.6) µm; Q = (2.0) 2.4 - 3.0 (3.3) ; N = 86; Me = 13.9 x 5.2 µm ; Qe = 2.7.
Paraphysis cylindrical, not enlaeged at apex, plenty of small VBs.
Ectal excipulum with textura prismatica, with external layer brown.
Subhymenium very dark-brown to black, ¿with crystals?
Medullar excipulum with textura intricata.
Margin with small, hialine and thin "hairs".

Thank you with your help.

Miguel Á. Ribes.
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Hans-Otto Baral, 04-02-2015 09:28
Hans-Otto Baral
Re : Hymenoscyphus 270914 2002
Clearly without croziers. Presently I have no idea!
Miguel Ángel Ribes, 04-02-2015 10:13
Miguel Ãngel Ribes
Re : Hymenoscyphus 270914 2002
Ups, another species without identification.

Do you think I must find in Hymenoscyphus or in other genus?

Thanks you.
Hans-Otto Baral, 04-02-2015 10:39
Hans-Otto Baral
Re : Hymenoscyphus 270914 2002
Clearly Hymenoscyphus and not Phaeohelotium. But the spores are not scutuloid. H. peruni has smaller spores and croziers, and another idea I do not have.
Miguel Ángel Ribes, 04-02-2015 11:15
Miguel Ãngel Ribes
Re : Hymenoscyphus 270914 2002
I will try to find something similar.

Thanks.
Hans-Otto Baral, 05-02-2015 12:25
Hans-Otto Baral
Re : Hymenoscyphus 270914 2002
I have now found a similar collection, it is in my folder
calyculus-subferrug. H-

This is from the MERCK project during 2004, AH 7405, on ?Juglans, studied by Ricardo galán and later by me.

I am not sure whether it has been sequenced. Your sample is really interesting, and maybe a sequence would bring us forward.

Zotto
Miguel Ángel Ribes, 05-02-2015 13:13
Miguel Ãngel Ribes
Re : Hymenoscyphus 270914 2002
Yes, really very similar.

Must I contact Ricardo for further information, do you want to do that, do you want I send you the sample ...?

Thank you.
Hans-Otto Baral, 05-02-2015 15:32
Hans-Otto Baral
Re : Hymenoscyphus 270914 2002
I am not sure if he remembers his collection. Even the colour of the apos is inknown to me.

But it could well be that he is interested in clarifying such things. Gonzalo Platas was the one who sequenced the cultures at that time, so this would also be a possibility to  come nearer. If there exists a sequence, then it would be especially nice to clarify yours also.

Ricardo's seems to be from Burgos, and yours from Guadarrama mts.?
Miguel Ángel Ribes, 05-02-2015 22:39
Miguel Ãngel Ribes
Re : Hymenoscyphus 270914 2002
Thank you one more time Zotto.

My collection is from Hayedo de Tejera Negra, Guadalajara. http://goo.gl/maps/vTJPb

Cheers