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10-05-2026 23:17

Andreas Gminder Andreas Gminder

Hello,today we found in a moist steep decidous for

14-05-2026 05:36

Ethan Crenson

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

16-03-2011 14:31

roman vargas alberto

Hi. I would like some opinion about this Peziza

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

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

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Eutypa lata, Eutypa maura?
Riet van Oosten, 24-02-2018 19:51
Riet van OostenHello,

Found by a friend: february 2018.
On: dead branch of Sambucus nigra.
Asci: 8-spored.
Spore size: 5.4-6.6-7.2 x 1.4 µm (immature spores???)


Eutypa lata, Eutypa maura?


Kind regards,
Riet

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Jacques Fournier, 25-02-2018 10:58
Jacques Fournier
Re : Eutypa lata, Eutypa maura?
Hi Riet,
likely E. maura but this species is highly specific for Acer pseudoplatanus.
Just split the branch longitudinally across the stroma and if you see deeply immersed perithecia under a thick black superficial layer and surrounded by black extensions downwards like on the attached photo, you can safely recognize this fungus.
Host identification is most often critical to identify Diatrypaceae, otherwise it is often a headache.
Good luck,
Jacques
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Riet van Oosten, 25-02-2018 12:06
Riet van Oosten
Re : Eutypa lata, Eutypa maura?
Hi Jacques,

Thank you very much for your help and advice.
I will give it a try!

Greetings, Riet
Riet van Oosten, 25-02-2018 15:54
Riet van Oosten
Re : Eutypa lata, Eutypa maura?
Dear Jacques,

I can see "deeply immersed perithecia under a thick black superficial layer" ("and surrounded by black extensions downwards").
Are the black extensions on the photo's also correct for Eutypa maura?
The third photo I just received from the owner of the material.


Riet




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Jacques Fournier, 25-02-2018 16:41
Jacques Fournier
Re : Eutypa lata, Eutypa maura?
good, what you have here is the signature of this species
Jacques
Riet van Oosten, 25-02-2018 17:36
Riet van Oosten
Re : Eutypa lata, Eutypa maura?
Glad to hear that Jacques!
Merci beaucoup!
Riet