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04-07-2025 20:12

Josep Torres Josep Torres

Hello.A fungus growing on the surface of a trunk o

20-06-2025 08:33

Josep Torres Josep Torres

Hello.Small, blackish, mucronated surface grains s

28-06-2025 16:00

Josep Torres Josep Torres

Hello.A tiny fungus shaped like globose black grai

04-07-2025 12:43

Castillo Joseba Castillo Joseba

me mandan el material seco de Galicia (España) 

03-07-2025 18:40

Castillo Joseba Castillo Joseba

me mandas el material seco de Galicia (España) re

03-07-2025 20:08

Francois Guay Francois Guay

I found this interesting yellowish asco growing on

01-07-2025 23:37

Josep Torres Josep Torres

Hello.A Pleosporal symbiotic organism located and

02-07-2025 17:26

Yanick BOULANGER

BonjourRécolté sur une brindille au fond d'un fo

02-07-2025 18:45

Elisabeth Stöckli

Bonsoir,Sur feuilles d'Osmunda regalis (Saulaie),

02-07-2025 09:32

Nicolas VAN VOOREN Nicolas VAN VOOREN

Hello, bonjour.Here is the paper I'm searching for

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Otidea
Laurent LENEL, 27-11-2021 02:38
Laurent LENEL
Bonjour à tous, voici ce que je pense être Otidea onotica, mais les spores sont plus petites que les tailles généralement données. Qu'en pensez vous ? merci d'avance...

Spores : 9-11 x 5-6.

Asques : 120-150 x 8-11.

Paraphyses souvent courbées aux estrémités.

Pigmentation rougeâtre sur un exemplaire.

Stipe à revêtement blanc.

Hello everyone, this is what I think Otidea onotica is, but the spores are smaller than the usually given sizes. What do you think? thank you in advance...

Spores: 9-11 x 5-6.
Asques: 120-150 x 8-11.
Paraphyses often curved to the extremities.
Reddish pigmentation on one specimen.
Stipe with white coating.
  • message #70831
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Laurent LENEL, 27-11-2021 10:46
Laurent LENEL
Re : Otidea
Bases des asquues avec crochets
  • message #70832
Marek Capoun, 27-11-2021 22:04
Marek Capoun
Re : Otidea
Hi, Laurent,
I think ascospores are at the lower end of the range, other characters are o.k.
Marek
Laurent LENEL, 28-11-2021 03:06
Laurent LENEL
Re : Otidea
Hi Marek

thank you very much
Viktorie Halasu, 28-11-2021 08:49
Viktorie Halasu
Re : Otidea
Hi Laurent,

among dozens of other onotica specimens I've seen one czech collection of such small-spored form, warmer part of the country, probably on basic bedrock. Spores (from dead sporeprint) were (9,7) 10,3-11,9 (12,8) × (5) 5,5-6,2 (6,5) um, avg 11 × 5,9 um, Q = (1,6) 1,7-2 (2,2). Otherwise, macro appearance, chemical reactions etc. as in typical onotica. ITS also confirmed O. onotica. 
Did you check the other characters too (excipulum of textura angularis, exudates without change in KOH and melting to amber drops in MLZ)?

Viktorie
Laurent LENEL, 28-11-2021 12:31
Laurent LENEL
Re : Otidea
Hi Viktorie, thank you very much for the clarification,

in fact, this harvest comes from the South of France and in the basic sector. For the other characters (excipulum of textura angularis, exudates without change in the KOH and melting in drops of amber in the MLZ) I have not checked, I do not yet have all the knowledge to do it.