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14-07-2020 19:42

Pavol Palo

Hello friends, may I ask you for help ? I would n

14-07-2020 13:49

Thomas Læssøe

See: https://svampe.databasen.org/observations/10

14-07-2020 20:36

Andgelo Mombert Andgelo Mombert

Bonsoir, Sur aubépine (Crataegus) morte. Ascos

14-07-2020 06:57

Stoykov Dimitar Stoykov Dimitar

Dear friends,I am looking for Cannon, P.F.  1999.

14-07-2020 19:46

Andgelo Mombert Andgelo Mombert

Bonsoir, Sur une grosse tige morte de Rosa sp. A

14-07-2020 12:27

Juuso Äikäs

These Orbilias I found growing on a fallen, decort

14-07-2020 09:23

Thomas Læssøe

See: https://svampe.databasen.org/observations/10

14-07-2020 16:12

Benko Gabor Benko Gabor

Dear Group! Please help me with this asco. I found

13-07-2020 12:06

Garcia Susana

Hola, Me gustaría saber vuestra opinión acerca

13-07-2020 12:08

Juuso Äikäs

Yesterday I found some Pulvinulas growing on clay-

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Tarzetta sp
Luis Ballester, 29-06-2020 20:59
Luis BallesterHola a todos

I found this small Tarzetta that seemed strange to me from the beginning, different from the T. catinus I have seen other times.

The size is very small, the largest specimen is 13 mm in diameter, the ascocarp is sessile and the hymenium is more grayish than the excipulum.
Also the habitat is different from the one I usually find T. catinus, this time it is in muddy soil, next to a stream with Quercus ilex, the PH of the soil is acidic.

I have been looking for possibilities and I have found a taxon that I did not know called T. quercus-ilicis. What is your opinion?. If there is any microscopic difference with T. catinus I could look it under a microscope
  • message #63900
Couceiro Antonio, 30-06-2020 10:44
Re : Tarzetta sp
Hola Luis, creo que vas a necesitar micro. Desde de mi poco conocimiento, y mi humilde opinión,otra posibilidad en un habitat parecido de Q.ilex y Q.pyrenaica que determino Enrique Rubio hace unos  meses, es T.gaillardiana, puedes ver la micro en su pagina de Facebook del C.E.M.AS. Un abrazo 

Nicolas VAN VOOREN, 30-06-2020 16:42
Nicolas VAN VOOREN
Re : Tarzetta sp
Hello Luis.
Indeed T. quercus-ilicis is a sessile species with a greyish hymenium. Without microscopic data, it is hard to say if your collection could fit with this species.