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23-04-2024 13:17

Edouard Evangelisti Edouard Evangelisti

Bonjour à tous, Je viens de récolter ce que je

11-01-2022 16:36

Jason Karakehian Jason Karakehian

Hi does anyone have a digital copy of Raitviir A (

22-04-2024 08:54

Rafael Cabral

Bonjour à toutes et tous, Quelqu'un pourrait-il

22-04-2024 20:38

Miguel Ãngel Ribes Miguel Ángel Ribes

Good afternoon.Does anyone know this anamorph?It g

22-04-2024 11:52

Zuzana Sochorová (Egertová) Zuzana Sochorová (Egertová)

Hello,I made a loan of a collection of Microstoma

21-04-2024 14:29

B Shelbourne B Shelbourne

• Genus Brunnipila: Distinct macro and habitat,

19-04-2024 14:28

B Shelbourne B Shelbourne

Cudoniella tenuispora: Distinctive macro and habit

20-04-2024 16:02

Michel Hairaud Michel Hairaud

Bonjour,On me fait part, pour diffusion d une list

20-04-2024 09:56

Josep Torres Josep Torres

Hello.A few apothecia collected on Sunday, April 7

19-04-2024 18:32

Anna Klos

Good evening,I found this Ascobolus on wet soil an

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Nectria
Castillo Joseba, 17-01-2017 14:41
Castillo JosebaEnb una rama de acacia , junto con Calycina  eh encontrado esta especie que me parece que es una Nectria 



A ver si hay alguna sugerencia



Saludos
Joseba
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Yannick Mourgues, 17-01-2017 17:49
Yannick Mourgues
Re : Nectria
Voir plutôt dans des genres comme Cosmospora. Mais Christian va répondre.
Alain GARDIENNET, 17-01-2017 21:46
Alain GARDIENNET
Re : Nectria

Hi Joseba,


Informations are lacking : is there a stroma ? did you test chemical reaction (KOH, acid lactic) ?


How are asci ? paraphyses ?


If you can show ascomatal wall, it would be better.


For me, Cosmospora species are excluded. With such ascospores, it could be closed to N. balansae (but this one is stromatic), but you must give more informations.


Alain

Christian Lechat, 18-01-2017 04:12
Christian Lechat
Re : Nectria
Hi to all,
Alain is right, this fungus is not Cosmospora.
At first, we have to know if the striate ascospores come from the red ascomata.
Morphologically, this collection resembles Neonectria but I think that it is too old to be correctly identified.
Moreover, there are several fungi on this collection,  which does not facilitate the identification, it would be nescessary to sort out.


Regards,
Christian
Castillo Joseba, 18-01-2017 11:40
Castillo Joseba
Re : Nectria
Gracias a los dos  por vuestro interés

He vuelto ha hacer  2 pruebas y no veo nada  nuevo.

Los apotecios no tienen reacción a KOH     ... no dispongo de Aácido lacteeo para probar.




Saludos
Joseba
Chris Yeates, 18-01-2017 23:23
Chris Yeates
Re : Nectria
The conidium in the bottom right of the final image is that of Sporidesmiella hyalosperma (= Sporidesmiella hyalosperma). See http://www.ascofrance.com/forum/34197/bipolaris for more information . . . .

saludos
Chris
Castillo Joseba, 19-01-2017 21:39
Castillo Joseba
Re : Nectria
Gracias Chris