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26-04-2024 10:07

Mathias Hass Mathias Hass

Hello, Does anyone know what this is? Found on J

24-04-2024 21:54

éric ROMERO éric ROMERO

Bonjour, J'ai trouvé ce Lasiobolus sur laissées

23-04-2024 15:18

Lothar Krieglsteiner Lothar Krieglsteiner

... but likely a basidiomycete. I hope it is o.k.

23-04-2024 13:17

Edouard Evangelisti Edouard Evangelisti

Bonjour à tous, Je viens de récolter ce que je

23-04-2024 21:49

Ethan Crenson

Hello all, A friend recently found this orange as

22-04-2024 11:52

Zuzana Sochorová (Egertová) Zuzana Sochorová (Egertová)

Hello,I made a loan of a collection of Microstoma

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

21-04-2024 14:29

B Shelbourne B Shelbourne

• Genus Brunnipila: Distinct macro and habitat,

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Trichophaeopsis bicuspis ?
Rubén Martínez-Gil, 11-12-2016 00:04
Rubén Martínez-Gil

Hola a todos.


Pongo unas fotos de un asco que hemos encontrado hoy entre hojas semidescompuestas.


Ascas operculadas, pleurorrincas.


Esporas lisas de 17-19 x 11-12 micras, sin gútulas en el interior.


Pelos algunos con dos puntas, pero la mayoría sólo con una. Miden hasta 450 micras de largo.


Pensé en Trichophaeopsis bicuspis, ¿Qué les parece?


Gracias por su ayuda.


Rubén

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Till Lohmeyer, 11-12-2016 10:09
Re : Trichophaeopsis bicuspis ?
Bonjour, Ruben

did the apothecia grow on or near leaves of poplar-trees (Populus)? That would be characteristic for T. bicuspis. And, of course, the hairs pointed at both ends.

Regards Till

PS: I wonder if the fungus grows exclusively near rotten leaves of poplars.
Rubén Martínez-Gil, 11-12-2016 12:22
Rubén Martínez-Gil
Re : Trichophaeopsis bicuspis ?

Gracias por su ayuda, Till.


La recolecta la hice entre hojas de olivos de cultivo, mayoritariamente. Puede ser que hubiera alguna otra de frutales como manzana o pera, pero la mayoría era de olivos.


Seguro que Populus, no.


Saludos


Rubén

Nicolas VAN VOOREN, 11-12-2016 17:12
Nicolas VAN VOOREN
Re : Trichophaeopsis bicuspis ?
This is clearly a Trichophaeopsis species, but is it really T. bicuspis... In my collections (always associated with rotting wood or litter of Populus) the spores present some polar oil drops. This is not the case here.
Interesting collection which requires other advices!
Ron Bronckers, 12-12-2016 10:13
Re : Trichophaeopsis bicuspis ?
Hi Rubén,

See also the following discussion on this forum:

http://www.ascofrance.fr/search_forum/37885


All the best!


Ron
Lothar Krieglsteiner, 12-12-2016 15:49
Lothar Krieglsteiner
Re : Trichophaeopsis bicuspis ?

Hello together,


I found T. biscuspis some times in my life - typically in leaf litter of Populus (nigra-canadensis). But I also found it in other environments lacking of Populus. Unfortunately, this is quite long ago and I have no documents digitally (I have a digicam only since about 6 or 7 years). But fortunately there should be herbarium material kept in Stuttgart and/or Karlsruhe.


If somebody is planning a monograph of Trichophaeopsis, she or he should perhaps have a look at ther specimens. In this case, I woul do the work and look for them ....


Best regards from Lothar

Rubén Martínez-Gil, 12-12-2016 23:05
Rubén Martínez-Gil
Re : Trichophaeopsis bicuspis ?

Gracias por sus comentarios, Nicolas, Ron, Lothar


Saludos


Rubén