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14-03-2026 13:51

Thierry Blondelle Thierry Blondelle

Hi everybody Under Quercus ilex, i hesitate to na

12-03-2026 19:44

Enrique Rubio Enrique Rubio

Hi to everybody.Can you give me any suggestions ab

11-03-2026 17:36

Michel Hairaud Michel Hairaud

Bonjour, Je cherche des indices  pour cette réc

12-03-2026 15:45

Åge Oterhals

Dear forum,I found this small discomycete on a ver

05-03-2026 10:07

Hulda Caroline Holte

Hello, I found and collected this species growing

08-03-2026 14:05

Thierry Blondelle Thierry Blondelle

Bonjour à tous,Sur 3 récoltes supposées de H. l

12-03-2026 16:17

Sylvie Le Goff

Bonjour à tousRécolté dans le 22 en France (ré

12-03-2026 14:37

David Wasilewski

These small ascomycota (1-3 mm) ere observed growi

11-03-2026 16:48

Bruno Coué Bruno Coué

Bonjour, je serais heureux d'avoir votre avis sur

09-02-2026 22:01

ruiz Jose

Hola, me paso esta colección en madera de pino, t

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small asco on moss
Johannes Merz, 23-04-2025 12:13
Johannes MerzHi,
maybe someone has an idea regarding this asco/lichen:

orange 1 - 1.5mm fruiting bodies, partly with small stipe, on Sanionia uncinata and Barbilophozia barbata, over algae layer, algae partly surrounded by hyphae, on granite rock in very humid oceanic spruce pine forest in the hemiboreal, southern Finland.

I did not see mature spores.


  • message #82357
Lothar Krieglsteiner, 23-04-2025 12:16
Lothar Krieglsteiner
Re : small asco on moss
perhaps try to put a small amount of KOH with a needle to the fresh apothecia. Perhaps it will turn pink. Then it could be a Luteodiscus species. And find ripe apothecia!
Johannes Merz, 23-04-2025 12:18
Johannes Merz
Re : small asco on moss
Hey Lothar, thank you very much,btw - theres seems to be a bug in the forum? my "small asco on moss" thread duplicated like 10 times?

I will try your suggestion!


J
Lothar Krieglsteiner, 23-04-2025 12:22
Lothar Krieglsteiner
Re : small asco on moss
you can delete the other 9 - a bit work.
This sometimes happens especially when the internet connection is bad. I know it ...
Johannes Merz, 23-04-2025 12:24
Johannes Merz
Re : small asco on moss
put KOH on it, turned pink instantly :)
Lothar Krieglsteiner, 23-04-2025 12:34
Lothar Krieglsteiner
Re : small asco on moss
then Luteodiscus is sure. Please try the reaction of the asci with IKI (not Melzer - I hope it works with the unripe ones alraedy) if the porus reacts blue (euamyloid) or red (hemiamyloid). There are two species, L. bryophilus (euam.) and L. hemiamyloideus (hemiam.).
Johannes Merz, 23-04-2025 12:48
Johannes Merz
Re : small asco on moss
did the reaction as in Baral et al. 2023 and the tips turned blue
Lothar Krieglsteiner, 23-04-2025 13:34
Lothar Krieglsteiner
Re : small asco on moss
Luteodiscus bryophilus then

Congratulations - by now I did not find this species myself.
Yours, Lothar
Lothar Krieglsteiner, 23-04-2025 13:37
Lothar Krieglsteiner
Re : small asco on moss
sorry
L. epibryus is the correct name (not bryophilus).
Yours, Lothar
Johannes Merz, 23-04-2025 15:03
Johannes Merz
Re : small asco on moss
Thank you very much Lothar for guiding me through the ID !
I will put the sample to the Turku Herbarium.

here for overview:

Luteodiscus epibryus
21.04.2025
moist granite rock in pine/spruce forest on Hirvensalo island, Turku, Southern-Finland
60,39105 N; 22,24529 E; 25m

ex. Barbilophozia barbata & Sanionia uniciata

Apothecia reaction with KOH: pink
Asci reaction with ILl: blue tip