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10-06-2026 23:08

éric ROMERO éric ROMERO

Bonjour tous, Je vous propose un Mollisia trouvé

10-06-2026 12:54

Steve Clements

Bonjour encore, Pouvez-vous m'aider, s'il vous pl

09-06-2026 18:32

Camille Mertens

Sur morceau de roseau immergé 0,5 - 0,7 mm de dia

10-06-2026 21:16

François Freléchoux François Freléchoux

Bonsoir,Le dernier du jour, en attendant votre avi

10-06-2026 21:07

François Freléchoux François Freléchoux

Toutes les tiges de gentianes jaunes de l'an passÃ

10-06-2026 13:41

François Freléchoux François Freléchoux

Bonjour à nouveau, Voici une trouvaille d'hier.

10-06-2026 11:53

Steve Clements

Bonjour, This disco is abundant on dead stems of

10-06-2026 10:45

François Freléchoux François Freléchoux

Bonjour à nouveau, Encore une détermination qui

08-06-2026 10:16

Spooren Marco Spooren Marco

I don`t have a clou about this fungus,it is not in

10-06-2026 09:24

François Freléchoux François Freléchoux

Bonjour, J'imagine que cette détermination ne do

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Geoglossum starbaeckii? - Denmark
Thomas Læssøe, 15-12-2020 15:06
see: https://svampe.databasen.org/observations/10040914

Spores 65-80 µm, shot out as hyaline, 0-7 septate. Par highly variable, brown in mass


cheers


Malcolm Greaves, 15-12-2020 21:35
Malcolm  Greaves
Re : Geoglossum starbaeckii? - Denmark
Thomas
G starbaeckii is supposed to have between 7-9 septa at maturity which would not fit with your find. 
Mal
Malcolm Greaves, 15-12-2020 23:37
Malcolm  Greaves
Re : Geoglossum starbaeckii? - Denmark
In a reply by Luc Lenaerts (http://ascofrance.com/search_forum/65946) he said he has found spore sizes for G fallax that from 56.8 µm to 85.7 µm so if this is right it would fit with your find.
Mal
Luc Lenaerts, 16-12-2020 01:05
Luc Lenaerts
Re : Geoglossum starbaeckii? - Denmark
Hello,
I wrote it wrong (see  http://ascofrance.com/search_forum/65946).
I found average spore sizes of G. fallax from 56,8 to 95,7 µm
Luc Lenaerts
Iglesias Plácido, 16-12-2020 01:08
Re : Geoglossum starbaeckii? - Denmark
El aspecto macroscópico y algunas parafisis que se ven son de G. fallax.
The macroscopic appearance and some paraphyses that are seen are from G. fallax.
Thomas Læssøe, 16-12-2020 09:25
Re : Geoglossum starbaeckii? - Denmark
despite the lack of external exudate in the upper hymenium? Typical Danish material has higher spore length average, but, nevertheless, I find this complex highly confusing but so far I have trouble accepting a spore lengt average ranging as 56,8 to 95,7 µm. Some molecular data would be highly welcome.
Luc Lenaerts, 16-12-2020 11:25
Luc Lenaerts
Re : Geoglossum starbaeckii? - Denmark
In my opinion, the presence of exudate is very variable, from absent to abundant, even in the same preparation. In The Geoglossaceae of North America (1908), with the original description of Geoglossum fallax, Durand classifies this American species in the key 'with paraphyses and asci free above, the apices not agglutinated to form a brown epithecium'. Nannfeldt (1942), in 'The Geoglossaceae in Sweden' saw European material from Mougeot & Nestler that Durand identified as G. fallax, with large amounts of brown exudate, although Durand did not mention this.
Luc Lenaerts
Jean-Paul Priou, 16-12-2020 11:36
Jean-Paul Priou
Re : Geoglossum starbaeckii? - Denmark
A good feature for fallax it's a lot of hyaline immature spores with only one large guttule in the width.
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