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13-02-2026 18:05

Margot en Geert Vullings

On February 9, 2026, we found these small hairy di

14-02-2026 10:58

Bernard CLESSE Bernard CLESSE

Bonjour à toutes et tous,Pourriez-vous m'aider à

13-02-2026 03:30

Tomaz Vucko Tomaz Vucko

Hello! I found these immersed perithecia on a stic

13-02-2026 18:02

Nogueira Héctor

November 2025 León (SPAIN) ID Help Hello! Thi

12-02-2026 21:34

patrice Callard

Bonjour, la face inférieure des feuilles ce certa

11-02-2026 22:15

William Slosse William Slosse

Today, February 11, 2026, we found the following R

12-02-2026 14:55

Thomas Læssøe

https://svampe.databasen.org/observations/10581810

11-02-2026 19:28

Lothar Krieglsteiner Lothar Krieglsteiner

on small deciduous twig on the ground in forest wi

25-04-2025 17:24

Stefan Blaser

Hi everybody, This collection was collected by JÃ

09-02-2026 22:01

ruiz Jose

Hola, me paso esta colección en madera de pino, t

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Peziza sp.
Fedorenko Vassiliy, 01-12-2016 08:13
Fedorenko VassiliyHello to everyone!
I'd like to ask for you help with this Peziza.
I am trying to identify it with keys, but all the time I come to a dead end, the spores is too small.
Fungus grows on a ground in fir forest at an altitude of 1800 m

Apothecia size 12-34 mm. Smell indistinct.
Spores (10.2) 11.4 - 12.7 (13.4) × (7) 7.2 - 8.3 (8.9) µm N = 81 Qe = 1.6
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Nicolas VAN VOOREN, 02-12-2016 07:38
Nicolas VAN VOOREN
Re : Peziza sp.
Are your sure this is a Peziza? It's not clear if the asci react in iodine solution.
Macroscopically, your fungus reminds me Arpinia luteola var. pallidorosea, but microscopically this doesn't fit... The ascopores are probably ornamented, so you have to use Cotton Blue to show this ornamentation.
Fedorenko Vassiliy, 02-12-2016 16:04
Fedorenko Vassiliy
Re : Peziza sp.
Thank you, Nicolas.
Here is asci in lugol. And larger photo of apothecia. The outer surface doesn't look like Arpinia. Unfortunately I don't have Cotton blue yet. But I looked the spores in saline and lugol, and didn't see any ornamentation, there is a finely warty only.
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Nicolas VAN VOOREN, 02-12-2016 19:48
Nicolas VAN VOOREN
Re : Peziza sp.
Well, very strange. Stipitate apothecia arte unusual in Peziza... This colour of hymenium with a yellow outer surface looks like Peziza michelii, but if we cannot see the correct ornamentation it will be difficult to determine this species.
Maybe you can send some specimens to me if you cannot get CB.
Fedorenko Vassiliy, 02-12-2016 20:24
Fedorenko Vassiliy
Re : Peziza sp.
Got it! I'll get the Cotton Blue, matter of time. And If doubts still remain after this, then I'll try to send you a sample.
Thank you!
Fedorenko Vassiliy, 24-12-2016 12:52
Fedorenko Vassiliy
Re : Peziza sp.
So, I got the Cotton Blue and looked at the spores several times, but always get this result. It's not clearly visible, but there a weak roughness on spores.
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