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19-11-2025 23:21

carl van den broeck carl van den broeck

Dear guestIn Waardamme, Belgium, I found dozens of

19-11-2025 20:51

Andreas Millinger Andreas Millinger

Good evening,found this species on a felled trunk

19-11-2025 13:04

Bruno Coué Bruno Coué

Bonjour,je  sollicite votre avis pour la récote

17-11-2025 21:46

Philippe PELLICIER

Bonjour,Récolté sur bois pourrissant de feuillu

18-11-2025 18:26

David Malloch David Malloch

I am trying to locate the article, Müller, E. 195

16-11-2025 21:09

Robin Isaksson Robin Isaksson

Anyone recognize this acc. to pictures.? Found on

18-11-2025 13:59

Nogueira Héctor

November 14, 2025 Brazuelo (León) SPAIN Hymenosc

17-11-2025 19:14

herman lambert

Apothécie discoïde 0.6 cm diam., orangeFace hymÃ

17-11-2025 21:57

Philippe PELLICIER

Bonjour,Récolté sur bois de feuillu mort dur, no

14-11-2025 16:26

Marian Jagers Marian Jagers

Hello everyone, On dead wood of Cytisus scoparius

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Octospora species
Ralph Vandiest, 04-01-2014 22:22
Ralph VandiestHello,

I found this species between mosses that where growing on concrete. Size 2mm.  I first thought of  Octospora musci-muralis but I only found spores with 1 large drop and several smaller ones. Spores measure 21/23x9/10µm. Q>2. Paraphyses with swollen apex up to 8µm. J-


Can anybody tell me which species this is...


PS I don't know much about mosses so I don't know the name of the host  


Thx


Ralph

  • message #26578
  • message #26578
  • message #26578
Marcel Vega, 04-01-2014 23:17
Re : Octospora species
Hi Ralph,
O. leucoloma would be my guess.  
See red arrows pointing on Bryum argenteum (apart from this O. leucoloma fools around with other Bryums too).
Cheers,
Marcel
  • message #26579
Ralph Vandiest, 04-01-2014 23:27
Ralph Vandiest
Re : Octospora species
Hello MArcel,


Problem is that  my Q>2 (21/23x9/10µm) and for O Leucoloma Q<2 ...

regards
Marcel Vega, 04-01-2014 23:32
Re : Octospora species
Who told you this, Ralph?
Best,
Marcel
Jan Eckstein, 05-01-2014 08:56
Re : Octospora species
hello Ralph,

it looks like O. gemmicola. This species has somewhat narrower spores than O. leucoloma (19-23 x 8.5-10.5  vs. 20-24 x 10-12 µm. Host probably is Bryum dichotomum (rhizoid gemmae should be absent).

with best wishes

Jan
Marcel Vega, 05-01-2014 19:40
Re : Octospora species
This is an even better guess, my young friend!
Cheers,
Marcel
Ralph Vandiest, 05-01-2014 20:29
Ralph Vandiest
Re : Octospora species
Hello Marcel & Jan,


Thanks for your reactions. i think indeed it is it must be O. gemmicola

Regards,

Ralph