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Mot de passe perdu? S'inscrire

16-09-2025 12:53

Philippe PELLICIER

Pézizes de 1-4 mm, brun grisâtres, sur les capsu

03-09-2025 12:44

Enrique Rubio Enrique Rubio

Hi to somebody.I would like to know your opinion o

15-09-2025 14:40

Nicolas VAN VOOREN Nicolas VAN VOOREN

Hello.I'm searching for a digital copy of the seco

14-09-2025 22:16

Philippe PELLICIER

Apothécies petites jusquà 3 mm, oranges, avec de

13-09-2025 14:01

Thomas Flammer

dark brown apothecia, splitIKI-Spores biguttulate

10-09-2025 17:18

Blasco Rafael Blasco Rafael

Hola, encontre este estiercol de vaca estos apotec

13-09-2025 14:10

Wim de Groot

We found this hymenoscyphus on rubus fruticulosis.

11-09-2025 16:57

Jason Karakehian Jason Karakehian

Our revision of Marthamycetales (Leotiomycetes) is

10-09-2025 23:53

Marcel Heyligen Marcel Heyligen

Found on Robinia pseudoacasia together with Diapor

02-09-2025 11:34

Thomas Læssøe

https://svampe.databasen.org/observations/10527903

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Peziza sp
William Slosse, 07-04-2017 23:46
William SlosseI found this species on rich claysoil covered by a layer of dead stems of Urtica.
No stalk.
Spores 20.50 x 11.54mu
Parafyses clubshaped and filled with yellow drops (examined in water)
Excipulum of textura globulosa
Anyone an idea?
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DirkW, 08-04-2017 00:14
DirkW
Re : Peziza sp
salut william, i think this is peziza granularis Donadini.

best

dirk
Nicolas VAN VOOREN, 08-04-2017 11:03
Nicolas VAN VOOREN
Re : Peziza sp
I don't believe in P. granularis because of the yellow content of paraphyses.
Did you check the spore ornamentation in CB?
DirkW, 08-04-2017 11:21
DirkW
Re : Peziza sp
salut nicolas, i always thought the yellow content is a main feature of p. granularis:
http://www.hannoverpilze.de/November2008.htm

in all my collections the same ...
do i have a wrong name?

best

dirk
William Slosse, 09-04-2017 21:45
William Slosse
Re : Peziza sp
Thx for your reactions.
I did some research during th past days and I must admit that granularis is a possible option.
But there exist a discussion either it is granularis or fimeti.
Granularis has smooth borders on the apothecia and no drops at the ends of the spores (what fits with my observations) but the parafyses are, in my obesrevations, obviously filled with jellow drops and shows no incrustations which are charasteric features of fimeti.
So I am still in doubt.
Nicolas VAN VOOREN, 10-04-2017 07:49
Nicolas VAN VOOREN
Re : Peziza sp
William,
To try a correct determination, you must give us more information about the microscopic features:
- structure of the flesh (how many layers? And type of cells)
- range of spore size, measured on a spore-print
- ornamentation (check in CB)

All these elements are very important to evaluate the species of the Peziza-core group.
Nicolas VAN VOOREN, 10-04-2017 07:54
Nicolas VAN VOOREN
Re : Peziza sp
Dirk,
I cannot recognize P. granularis on your picture. But we need more information (see my previous message) to determine it. Macroscopically, it looks like P. acroornata or P. montirivicola.