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17-09-2018 08:17

Angel Pintos Angel Pintos

Hello, anybody has?.Moore G (1998) A comparison of

13-09-2018 13:04

Edvin Johannesen Edvin Johannesen

I have collected a "propolioid" specimen on large

13-09-2018 22:47

joseph Bartolome

Bonjour depuis 2017 je fais des photos d Asco ,mai

06-09-2018 08:57

Dragiša Savic

Is this Peziza aurata?I found it on the ground wit

06-03-2018 10:40

Gernot Friebes

Hello,this one is unknown to me and before I delve

13-09-2018 16:49

Blasco Rafael Blasco Rafael

Hola a ver si me pueden ayudar con esta Peziza, es

06-09-2018 09:50

Castillo Joseba Castillo Joseba

De ayer en kk de vacuno.Pensé en Cheilymenia, 

06-09-2018 23:01

Castillo Joseba Castillo Joseba

Del pasado miercoles en bosque de fagus y abisCrec

10-09-2018 20:52

Elisabeth Stöckli

Bonsoir, Nouvelle récolte alpine, trouvé sur br

12-09-2018 09:39

Castillo Joseba Castillo Joseba

Que se celebrará en Jaca (España) del 11 al 14 

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Pulvinula sp. from Debrecen (Hungary)
Zsolt Sütö, 02-09-2018 18:37
Hi everybody !
Habitat: Debrecen, Hungary, landscaped area (Debrecen's great
forest, clinic area (I've found it several times in the same place: 2018.06.15; 2018. 06.20;2018.08.27)

Apothecium: their size is 2-5 mm, color is orange, slightly brown


Substrate: between smooth soil and moss, I did not find the carbonized tree in the soil


Spore: the smooth spores are spherical and contain many larger drops of oil, the size of spores: (15,0) 15,9 (16,8) x (15,7) 16,7 (17,7)


Ascus: 8 spores, the size of ascus 240 - 270 x 20-25, I could not observe operculum, the bottom of the ascas is mostly branched. The potassium iodide iodine reaction is negative.


Paraphysis: size, have only latitude data: 1,9-2,2, thin with their ends curved, thin with their ends curved (size: 0,7-1,2).


Here is the end of my science. This species is a Pulvinula (I think). Maybe P. convexella, but I'm insecure (I'm amateur). Other opinion?.


Thank you in advance.

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Nicolas VAN VOOREN, 02-09-2018 18:47
Nicolas VAN VOOREN
Re : Pulvinula sp. from Debrecen (Hungary)
Ascospores are somewhat too small for P. convexella.
Pulvinula is a hard genus...
Zsolt Sütö, 02-09-2018 21:01
Re : Pulvinula sp. from Debrecen (Hungary)
Dear Nicolas, thanks!

Then maybe I let it go.... I also wondered about two other species: Pulvinula carbonaria and Pulvinula costellatio. The size of the spores is closer. I excluded the first because the shape of the bottom of the ascus is different. I found little information about P. costellati


It's too hard for me. As amateur I am satisfied with the genus. :-)


thanks for the reply

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