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29-05-2010 21:35

Luc Bailly Luc Bailly

En petits groupes sur une tige morte de Cirsium pa

29-05-2010 21:16

Luc Bailly Luc Bailly

Bonsoir à tous, Quelques récoltes faites en fag

28-05-2010 13:51

Marja Pennanen

I picked some pieces of Typhus (or other damp plac

28-05-2010 03:55

Martin Bemmann Martin Bemmann

Hello, this Pyreno I found some days ago on a d

27-05-2010 19:43

Roland Labbé

Bonjour ? Voici une planche d'un Ionomidotis.

27-05-2010 11:03

Nicolas VAN VOOREN Nicolas VAN VOOREN

Bonjour. Récolte d'un Saccobolus, sect. Eriobolu

27-05-2010 10:41

Marja Pennanen

I found these on a juncus-like grass. They are abo

26-05-2010 17:14

Nicolas VAN VOOREN Nicolas VAN VOOREN

Bonjour. Voici une pézize qui me pose problème,

26-05-2010 00:18

M. M. Gotink

On rabbit dung this time, which I also keep in a m

25-05-2010 15:08

Jean Pierre Dechaume Jean Pierre Dechaume

Quelque chose qui ressemble à Terrya pini, de 1,5

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Possible Geocladium luteolum
Steve Clements, 19-08-2014 16:18
Possible Geocladium luteolum
Hi,
This was found on an old beech log, with Nectria coccinea. The pale off-white pulvinate (up to imm diameter) sporodochia? looked yellowish under LED and more pinkish under halogen light. Conidia were abundant and looked agglutinated, hyaline, up to 6 x 3 um. The only structures I could see were Penicillium-like phialides. Ellis and Ellis pointed to Geocladium luteolum as a possible ID. Does this make sense?
Steve
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Paul Cannon, 19-08-2014 16:30
Re : Possible Geocladium luteolum
I think this is the anamorph of Nectria (now Neonectria) coccinea. It has a Cylindrocarpon anamorph which produces microconidia like your collection, as well as long curved Fusarium-like macroconidia.

Best wishes

Paul
Steve Clements, 19-08-2014 20:39
Re : Possible Geocladium luteolum
Thanks very much Paul, that makes sense, with its intimate relations with the N coccinea. It's another one for the list, all be it a conidial form!
Steve