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04-11-2025 09:07

Josep Torres Josep Torres

Hello.A suspected Hymenoscyphus sprouting on a thi

04-11-2025 12:43

Edvin Johannesen Edvin Johannesen

Hi! One more found on old Populus tremula log in O

03-11-2025 21:34

Edvin Johannesen Edvin Johannesen

These tiny (0.4-0.5 mm diam.), whitish, short-stip

03-11-2025 19:41

David Chapados David Chapados

Hi,Does anyone knows which genus could this be? G

28-10-2025 15:37

Carl Farmer

I'd be grateful for any suggestions for this strik

03-11-2025 16:30

Hans-Otto Baral Hans-Otto Baral

Hello I want to ask you if you have found this ye

01-11-2025 09:14

Francis Maggi

Bonjour,Trouvé sur Xanthoria parietina à Valdebl

28-10-2025 19:33

Nicolas Suberbielle Nicolas Suberbielle

Bonjour à tous,Je voudrais votre avis sur cette r

31-10-2025 09:19

Lothar Krieglsteiner Lothar Krieglsteiner

Can somebody provide me with a file of:Rogerson CT

30-10-2025 03:53

Ethan Crenson

Hi all,  I would like an opinion on whether this

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Hymenoscyphus on Narthecium ossifragum
Enrique Rubio, 15-09-2014 18:00
Enrique Rubio

Hi to everybody


These very small yellowish, scattered, long stipitate apothecia, up to 0.7 mm high 0.5 mm broad, were found on old stems of Narthecium ossifragum in a boggy place at 1400 m of altitude.


Asci are broadly clavate, 8-spored, up to 145 x 18, apical pore IKI b of Hymenoscyphus-type, without croziers. Ascospores ellipsoid, with many small guttules, 0-(1) septate. Paraphyses multiguttulate as the marginal cells. Excipulum bulit by a + or –  elongate textura prismatica with no gelified tissue.


I don't find any species that fits with our find. Any idea for it?


Associated fungi: Mollisia cf. palustris and Mollisia russea.


Thanks again

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Hans-Otto Baral, 15-09-2014 21:37
Hans-Otto Baral
Re : Hymenoscyphus on Narthecium ossifragum
Hi Enrique

I have no spontaneous idea! It is rare that a species with homopolar spores (without pointd base) lacks croziers.

If you want you can send me the plate when finished. Then I can identify future records of yours :-)

Zotto