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14-05-2026 05:36

Ethan Crenson

Hi all,  I haven't paid much attention to Lachnu

11-05-2026 12:32

Bernard CLESSE Bernard CLESSE

Pourriez-vous m'aider à identifier cette héloti

13-05-2026 15:26

François Freléchoux François Freléchoux

Bonjour,Voici une récolte faite il y a quelques j

12-05-2026 15:41

Nicolas VAN VOOREN Nicolas VAN VOOREN

Dear Ascolovers, especially interested in Pezizale

13-05-2026 12:05

Thierry Blondelle Thierry Blondelle

Bonjour à tous,J'aimerais avoir confirmation de c

10-05-2026 23:17

Andreas Gminder Andreas Gminder

Hello,today we found in a moist steep decidous for

28-04-2026 20:07

Lothar Krieglsteiner Lothar Krieglsteiner

... on twig in the air at standing Ceratonia siliq

27-04-2026 20:52

Lothar Krieglsteiner Lothar Krieglsteiner

Found on hanging tiwg of Olea europaea in dried-ou

11-05-2026 20:22

Lothar Krieglsteiner Lothar Krieglsteiner

on attached twig of standing Ficus caricaquite uns

11-05-2026 13:22

Sylvie Le Goff

BonjourPuis avoir votre avis sur cet ascome, je vo

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Tubeufia cerea?
Steve Clements, 06-06-2017 09:57
Bonjour,

Je pense que nous avons trouvé Tubeufia cerea sur Diatrype stigma, mais je ne le connais pas. J'ai raison?

We found this tiny brown asco on Diatrype stigma. I think it is Tubeufia cerea but I am not familiar with this species, so it would be good to have a verification.
Size - up to 0.5 mm
Asci - to approx 100 x 8. Tips not blueing in iodine
Spores - e.g. 55x3, 9-septate
No hairs or paraphyses noted

Cordialement,
Steve
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Alain GARDIENNET, 06-06-2017 10:04
Alain GARDIENNET
Re : Tubeufia cerea?

Bonjour Steve,


It looks like, indeed.


And I suppose the little white fungi are apothecia of Polydesmia pruinosa.


Both (with a Pseudocosmospora species and  Bisporella sulurina) come frequently on Diatrype.


Alain


 

Steve Clements, 06-06-2017 10:22
Re : Tubeufia cerea?
Merci bien Alain,
Oui, les petis ascos blancs etaient Polydesmia, bien sur!
Steve
Peter Püwert, 06-06-2017 19:36
Peter Püwert
Re : Tubeufia cerea?
Hi all,
often one also thinks between the perithecies conidiophores (see arrows) with beautiful helicosporous conidiospores. Has thought we the species on some pyrenomycetes and once on wild boar dung.
Greetings Peter.
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Steve Clements, 06-06-2017 21:55
Re : Tubeufia cerea?
We have found some helical-spored fungi recently.
This one was a yellowish green crust on o log.
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Peter Püwert, 06-06-2017 22:05
Peter Püwert
Re : Tubeufia cerea?
Yes, this is the anamorphe state, Helicosporium virescens , in mass the conidiospores are yellow- greenish,
good to see on your pictures.
Greetings Peter.
Steve Clements, 06-06-2017 22:10
Re : Tubeufia cerea?
And this was a grey one on a holly (Ilex) stick.
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Steve Clements, 06-06-2017 22:11
Re : Tubeufia cerea?
Thank you Peter!