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24-03-2026 19:59

William Slosse William Slosse

Hello everyone,On 23/03/26, I found the following

21-03-2026 15:13

Lepista Zacarias

Hello everyone, Does any one know of any literatu

24-03-2026 21:37

Elisabeth Stöckli

Bonsoir,Sur bois (tronc) très pourri de conifère

24-03-2026 21:07

Ethan Crenson

Hello all, A friend collected this asco in a wood

23-03-2026 20:16

Miguel Ãngel Ribes Miguel Ángel Ribes

Good eveningI'm unable to identify this Coprotus o

24-03-2026 15:44

Åge Oterhals

I hope someone can confirm the name of this collec

24-03-2026 11:58

Castillo Joseba Castillo Joseba

Me mandan el material de Galicia, recolectado en c

23-03-2026 13:24

Paul Cannon

Could anyone provide me with a pdf of Auerswald's

20-10-2017 09:23

Garcia Susana

Este otro crecía en el mismo trocito de madera qu

21-03-2026 22:59

Petr Soucek

Good evening, I would appreciate some advice on th

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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