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31-03-2026 21:18

Miguel Ãngel Ribes Miguel Ángel Ribes

Good evening. oes anyone have the original descrip

31-03-2026 20:57

Stefan Blaser

Hello everybody, I hope somebody can help me with

26-03-2026 15:31

Ãke Widgren Åke Widgren

Hello,I found this one in October last year, on r

31-03-2026 16:20

Mlcoch Patrik Mlcoch Patrik

Hello, Please about help with determination. On

31-03-2026 08:19

Bernard CLESSE Bernard CLESSE

Bonjour à toutes et tous,Pourriez-vous m'aider à

30-03-2026 12:18

Sylvie Le Goff

BonjourRécolté sur la base de Pteridium aquilinu

30-03-2026 12:03

William Slosse William Slosse

Hello all,On 27/03/26, in Kraaiveld in Wingene (Be

25-03-2026 10:35

Hulda Caroline Holte

Hello,I collected this species growing on a dead b

28-03-2026 17:41

Louis DENY

Bonjour forum,Mollisia trouvée sur tige de Molini

30-03-2026 09:53

Yanick BOULANGER

BonjourVoici des petites fructifications poilues s

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Hairy Nectrialike on wood
Marja Pennanen, 13-10-2016 09:59
Hello forum,

these hairy balls are about 0,2 mm wide.
The spores are 9-12x3-3,5, the asci are about 50-60x7-9.
The hairs are up to 40x2.

xyznectria?

Marja
  • message #45367
  • message #45367
  • message #45367
  • message #45367
Christian Lechat, 13-10-2016 11:11
Christian Lechat
Re : Hairy Nectrialike on wood
Hi Marja,
your fungus resembles Lasionectria vulpina, are the aspores striate or smooth?
You should check changing of color in KOH or lactic acid.

Best regards,
Christian
Marja Pennanen, 13-10-2016 14:52
Re : Hairy Nectrialike on wood
Hi Christian,

thank you for your opinion.

I suppose, that the spores are smooth. KOh removed the droplets, but there was no very visible colour change.

Marja
Christian Lechat, 13-10-2016 15:35
Christian Lechat
Re : Hairy Nectrialike on wood
you have to observe the ascospores in cotton blue to see the ornamentation
Christian
Marja Pennanen, 14-10-2016 21:22
Re : Hairy Nectrialike on wood
Dear Christian,

I tried 3 times with my home made cotton blue, but can't still tell weather there were some ornamentation on the spores. They tend to float away... To my seeing, they are not striate.

Anyway, what I saw was, that some spores had 2-3 septas. Beside the fungus grows some anmorph, that has ellipsoid about 5x2, hyaline spores. Don't know, weather they have nothing to do with the Lasionectria specíes.

Do you have time to study this, if I send you a piece?

With respect: Marja
  • message #45416
Christian Lechat, 15-10-2016 05:18
Christian Lechat
Re : Hairy Nectrialike on wood
Ok Marja,
you can send me your specimen.
Regards,
Christian
Marja Pennanen, 15-10-2016 09:03
Re : Hairy Nectrialike on wood
Merci Christian,

Quel soulagement...

Marja