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08-06-2025 18:03

Autour de Chlorociboria ?
éric ROMERO éric ROMERO

Bonjour à tous, Une récolte alpestre discrète

09-06-2025 10:32

Sur Prunus padus
Elisabeth Stöckli

Bonjour,Trouvé sur une branche morte et décortiq

07-06-2025 15:39

Anamorph with muriform conidia on Betula seeds
Edvin Johannesen Edvin Johannesen

A friend sent me a few Betula seeds with tiny blac

08-06-2025 14:55

Black ascomata (apothecia?) on Salix in alpine habitat
Edvin Johannesen Edvin Johannesen

Ascomata only ca. 1 mm, erumpent on very thin Sali

06-06-2025 12:12

S. capillipes
Hans-Otto Baral Hans-Otto Baral

Dear all I want to ask you if you have any recent

04-06-2025 15:10

Hairy disco on ?Aegopodium
Stefan Jakobsson

Hi forum, On a herbaceous stem, possibly Aegopodi

03-06-2025 20:52

±hyaline, dictyosporous
Stefan Blaser

Hello everybody, I didn't get anywhere with this

04-06-2025 14:02

Spiky Asco
Matthew Rozanoff

Good morning,I was wondering if anyone recognizes

01-06-2025 09:37

Octospora
Charles Aron Charles Aron

Hi All, I found this Octospora growing with liver

30-05-2025 10:20

Velutarina
Elisabeth Stöckli

Bonjour, Sur branches mortes de Salix en place (m

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Olla sp.
Yannick Mourgues, 15-12-2024 14:34
Yannick Mourgues
HI.

Found this very small cf. Olla specie on decorticated wood of Fagus

Asci IKI+ croziers+

Paraphyses filiformes

Spores with 2 guttules at eatch side, 5,6-6,8 x 1,9-2,3 µm  Q=2,5-3,5 N=15

Any idea ?

Yannick
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Hans-Otto Baral, 15-12-2024 21:07
Hans-Otto Baral
Re : Olla sp.
Well, you must show the hairs!
Yannick Mourgues, 31-12-2024 11:51
Yannick Mourgues
Re : Olla sp.
Yes of course. Here are 2 pictures of hairs in RC and 1 in Lugol.
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Hans-Otto Baral, 31-12-2024 18:08
Hans-Otto Baral
Re : Olla sp.
That's good. I think we can name it Olla scrupulosa. One unpublished sequence exists of it (by Ingo Wagner), and the observation that it is close to an Arbusculina anamorph. But a sequence of O. "millepunctata" in GB is 100% the same so is probably scrupulosa.