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Mot de passe perdu? S'inscrire

09-06-2026 18:32

Camille Mertens

Sur morceau de roseau immergé 0,5 - 0,7 mm de dia

08-06-2026 10:16

Spooren Marco Spooren Marco

I don`t have a clou about this fungus,it is not in

08-06-2026 17:00

François Bartholomeeusen

Good day everyone, On June 5 2026, I collected de

07-06-2026 18:18

Mario Schulz

Hello everyone, i found on 31.5 the following Mol

07-06-2026 15:10

William Slosse William Slosse

Hello everyone,On 05-06-26, I found following asco

05-06-2026 11:02

Thomas Læssøe

https://svampe.databasen.org/observations/10596691

07-06-2026 12:09

François Freléchoux François Freléchoux

Bonjour, Voici une brève description de ce qui m

07-06-2026 12:43

Steve Clements

Bojour. This was a strange find on a stick on my

12-07-2015 00:05

Nedim Jukic Nedim Jukic

This one from the same locality as the previous on

06-06-2026 17:44

Steve Clements

Bonjour, This disco was on planed wood 3 x 1.5 cm

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Orbilia on herbaceous stems (Galium?)
Enrique Rubio, 21-10-2021 21:09
Enrique RubioI would be grateful for an opinion on this Orbilia which forms tiny, pulvinate, non-flattened ascomata on herbaceous stems, most probably Galium mollugo, at 1700 m altitude. Secretions can be seen at the margins but no true glassy processes.
Many thanks in advance.
  • message #70405
  • message #70405
  • message #70405
Hans-Otto Baral, 21-10-2021 21:19
Hans-Otto Baral
Re : Orbilia on herbaceous stems (Galium?)
Could you please send me in higher resolution?

Sounds like O. subtrapeziformis, but the spores are not very acute above and the herbaceous substrate is unusual.
Enrique Rubio, 21-10-2021 21:27
Enrique Rubio
Re : Orbilia on herbaceous stems (Galium?)
Hi Zotto
Sent by wetransfer. The collector was Jesús.
Hans-Otto Baral, 21-10-2021 21:54
Hans-Otto Baral
Re : Orbilia on herbaceous stems (Galium?)
Thanks! The problem is always to distinguish O. subtrapeziformis and O. obtusispora. O. trapeziformis is excluded by spoore length, so I tend to believe this is O. obtusispora.
Hans-Otto Baral, 22-10-2021 08:28
Hans-Otto Baral
Re : Orbilia on herbaceous stems (Galium?)
I tried my key and unequivocally arrive at O. obtusispora, except that this would be the first sample on a herb.

But: is the substrate correct? couldn't this be a very thin, very rotten woody twig?
Enrique Rubio, 24-10-2021 09:28
Enrique Rubio
Re : Orbilia on herbaceous stems (Galium?)
Hi Zotto
It was undoubtedly a herbaceous stem. The only doubt is whether it was a Galium or not.
Hans-Otto Baral, 24-10-2021 10:37
Hans-Otto Baral
Re : Orbilia on herbaceous stems (Galium?)
I cannot imagine that a rotten Galium stem looks like this but I may be wrong.
Enrique Rubio, 24-10-2021 11:02
Enrique Rubio
Re : Orbilia on herbaceous stems (Galium?)
There were many stems of Galium mollugo on the site and very close by, and although I cannot be sure that they belonged to this species, the substrate was certainly not woody at all.