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13-10-2025 19:05

Louis DENY

Bonjour forumSur tronc décortiqué de feuillu x,

17-02-2013 21:11

Peter Welt Peter Welt

Jamoni, P.G. 1998. Un nuovo discomicete coprofilo

11-10-2025 20:27

Marcel Heyligen Marcel Heyligen

Found on a barked branch, 14 mm in diameter, of Ro

11-10-2025 14:20

Jean-Luc Ranger

bonjour à tous, Je ne vois pas comment l'on peut

09-10-2025 22:14

S. Rebecca

We just had the Bavarian Mycology Conference in Au

10-10-2025 00:49

Ethan Crenson

Hello all, This was found last weekend on a hardw

06-10-2025 15:57

David Chapados David Chapados

Hi, Could anyone help me with this Lophiostoma? 

04-10-2025 02:13

Francois Guay Francois Guay

Hi everyone,   I found this Hymenoscyphus growi

03-10-2025 22:17

Francois Guay Francois Guay

Hi everyone,   I found this white, star-shaped

03-10-2025 22:03

Francois Guay Francois Guay

Hi everyone, I found this weird asco growing on wo

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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