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03-02-2026 20:44

Zetti Mario

When I first saw this white mould on an Agaricus s

18-08-2025 15:07

Lothar Krieglsteiner Lothar Krieglsteiner

.. 20.7.25, in subarctic habital. The liverwort i

02-02-2026 21:46

Margot en Geert Vullings

On a barkless poplar branch, we found hairy discs

02-02-2026 14:55

Andgelo Mombert Andgelo Mombert

Bonjour,Sur thalle de Lobaria pulmonaria.Conidiome

02-02-2026 14:33

Andgelo Mombert Andgelo Mombert

Bonjour,Sur le thalle de Peltigera praetextata, ne

31-01-2026 10:22

Michel Hairaud Michel Hairaud

Bonjour, Cette hypocreale parasite en nombre les

02-02-2026 09:29

Bernard CLESSE Bernard CLESSE

Bonjour à toutes et tous,Pour cette récolte de 2

01-02-2026 19:29

Nicolas Suberbielle Nicolas Suberbielle

Bonjour, Marie-Rose D'Angelo (Société Mycologiq

30-01-2026 22:49

éric ROMERO éric ROMERO

Bonjour tous, Récolté dans les Vosges le 22/10/

31-01-2026 09:17

Marc Detollenaere Marc Detollenaere

Dear Forum,On decorticated wood of Castanea,I foun

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Small disco w long hairs
Karl Soler Kinnerbäck, 06-01-2025 16:54
Hi! Found this small disco on herbaceous stems in Padjelanta, alpine Sweden. Looking for clues to genus. 

Hairs brown, multiseptate, ~400 x 4-6. 
Asci IKI+
Sp 10-11 x 2 

Best regards
Karl
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Lothar Krieglsteiner, 06-01-2025 17:09
Lothar Krieglsteiner
Re : Small disco w long hairs
looks like a Trichopezizella
Karl Soler Kinnerbäck, 06-01-2025 17:27
Re : Small disco w long hairs
Hi Lothar, thanks for the suggestion! I will start looking there.

Best regards
Karl
Hans-Otto Baral, 06-01-2025 20:39
Hans-Otto Baral
Re : Small disco w long hairs
Could be T. relicina.
Karl Soler Kinnerbäck, 07-01-2025 17:00
Re : Small disco w long hairs
Hi Zotto!

I compared with T. relicina and I think it looks pretty good, however I dont have much experience with excipulum types. Did not manage to do a proper section from dry material but maybe I captured what I think is the cuboid textura prismatica? 

Also the ascomata have a short stipe, and I added some pics on hair tips.

What do you think? I will try again if needed.

Best regards
Karl
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Hans-Otto Baral, 07-01-2025 17:37
Hans-Otto Baral
Re : Small disco w long hairs
Yes, this looks pretty good and concurs with my drawing HB 2896. In Breitenback & K. the hair length is even 456 µm! In all collections in my folder the apical ring reacted hemiamyloid, i.e. red in Lugol,at least at higher concentration (of course without KOH, after which only blue can be obtained).
Karl Soler Kinnerbäck, 09-01-2025 13:13
Re : Small disco w long hairs
Thanks alot for taking a look Zotto! I am having trouble finding additional fertile ascomata to check if the ring is hemiamyloid. Do you think this record can be confirmed as relicina anyway? Otherwise I will be satisfied with cf. 

Karl
Hans-Otto Baral, 09-01-2025 15:17
Hans-Otto Baral
Re : Small disco w long hairs
I have no other idea so I would not hesitate.

Espcially such long hairs exclude other species.
Karl Soler Kinnerbäck, 09-01-2025 15:23
Re : Small disco w long hairs
Ok great! thanks again for your help.

Karl
Yanick BOULANGER, 09-01-2025 16:39
Re : Small disco w long hairs
Bonjour à tous

J'ai suivi avec intérêt cette discussion
Avez vous fait d'autres photos des spores ?


Cordialement, Yanick

Karl Soler Kinnerbäck, 09-01-2025 16:42
Re : Small disco w long hairs
Hi Yanick,
Unfortunately I could not find a single fertile ascomata after the first one, so no.

Karl