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01-01-2025 13:45

Enigmatic pyrenomycete
Enrique Rubio Enrique Rubio

THESE BLACKISH ASCOMATA WERE SEMI-IMMERSED IN A HA

01-01-2025 11:35

Again Mollisia scopiformis ?
Marc Detollenaere Marc Detollenaere

Dear Forum,On rotten wood of Fraxinus excelsior I

02-01-2025 17:05

Anamorphe sur araignée
Jean-Luc Ranger

je ne trouve pas de correspondance pour cette form

30-12-2024 15:53

Geopyxis ?
Jean-Luc Ranger

Je pense être dans ce genre mais sans certitude:

31-12-2024 15:39

Perithecila on algo-bacterial film
Jean-Paul Priou Jean-Paul Priou

Tout d'abord, meilleurs voeux de bonne santé à t

30-12-2024 23:57

Interesting orange asco on grimmia
Robin Isaksson Robin Isaksson

Hi! This one i have hard to find anything on. Does

31-12-2024 15:12

Rosellinia britannica (?) sur Hedera helix
Bernard CLESSE Bernard CLESSE

Bonjour à toutes et à tous,Pourriez-vous me conf

15-12-2024 15:44

Lachnum sp.
Yannick Mourgues Yannick Mourgues

Here is a Lachnum found on dead branches of Erica

15-12-2024 14:34

Olla sp.
Yannick Mourgues Yannick Mourgues

HI. Found this very small cf. Olla specie on deco

15-12-2024 13:56

Orbilia sp.
Yannick Mourgues Yannick Mourgues

Hello. I would like to have your opinions on this

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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 One unpublished sequence exists of it (by Ingo Wagner), and the observation that it is close to an Arbusculina anamorph.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.