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Mot de passe perdu? S'inscrire

25-01-2026 16:08

Malcolm  Greaves Malcolm Greaves

This Geoglossum had spores mostly 70-80 (87) with

27-01-2026 11:43

Malcolm  Greaves Malcolm Greaves

Is anyone with experience of DNA testing able to t

26-01-2026 11:49

Margot en Geert Vullings

We found this possible anamorph on a dead Cytisus

25-01-2026 23:23

Tomaz Vucko Tomaz Vucko

Hello! I found this species that resembles Delitsc

18-01-2026 12:24

Josep Torres Josep Torres

Hello.An anamorph located on the surface of a thin

23-01-2026 21:50

Cameron DK

I am looking for this please publication. is anyon

10-01-2026 20:00

Tom Schrier

Hi all,We found picnidia on Protoparmeliopsis mur

21-01-2026 19:55

Bohan Jia

Hi,  Could this be Nemania aureolutea? Or did I

21-01-2026 16:32

Gernot Friebes

Hi,I need your help with some black dots on a lich

21-01-2026 16:48

Gernot Friebes

Hi,after my last unknown hyphomycete on this subst

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White Lasiobelonium?
Francois Guay, 08-05-2025 02:22
Francois GuayI found this white, hairy ascomycete on the bark of a living Populus tree. I think it might be a Lasiobelonium sp.? Does anyone know what it could be?

-Asci 8 spored, IKI+
- Spores 25-26,57 x 3,05 - 3,51 µm

Here is the iNat link for photos: https://www.inaturalist.ca/observations/271280364

Thank you !
Hans-Otto Baral, 08-05-2025 11:17
Hans-Otto Baral
Re : White Lasiobelonium?
This looks much like Lasiobelonium corticale which has been reported with spores 11-25 x 2-4 µm, except for the pale colour. Maybe you have a species with a little longer spores, but my docu HB 5633b shows spores 20-30.5 x 3-3.8 µm and apos pale to light ochraceous-brownish. So this could all be the same. And I see Enrique (ERD 6276) measured 18.6-29.3 x 3.8-4.7 µm.

I wonder why this species was rarely connected in recent times, and no sequence appears to exist.
Francois Guay, 08-05-2025 20:29
Francois Guay
Re : White Lasiobelonium?
Interesting, this could all be the same, yes. I have both the brownish specimens from another collection and this white/pale collection. I will send both for sequencing so we can compare the sequences. Thank you, Zotto!
Hans-Otto Baral, 08-05-2025 20:42
Hans-Otto Baral
Re : White Lasiobelonium?
ah, that would be exquisite!