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31-12-2025 19:27

Spooren Marco Spooren Marco

Collected from loamy soil, at waterside (completel

29-12-2025 17:51

Blasco Rafael Blasco Rafael

Hola, me pueden ayudar con esta muestra.Recogida s

30-12-2025 16:44

Pascal Ducos

Bonjour,Une anamorphe rose stipitée, très nombre

29-12-2025 23:20

éric ROMERO éric ROMERO

Bonjour, Une récolte du mois d'août 2025 en tou

30-12-2025 17:14

Bernard CLESSE Bernard CLESSE

Bonjour à toutes et tous,Pourriez-vous aider Albe

30-12-2025 15:31

Johan Boonefaes Johan Boonefaes

I found this unknown star form by the microscopy o

29-12-2025 10:15

Hulda Caroline Holte

Hello, I found and collected this propoloid ascom

30-12-2025 09:04

Josep Torres Josep Torres

Hello.A Pyrenomycete sprouting sparsely but very d

29-12-2025 17:44

Isabelle Charissou

Bonjour,J'aimerais savoir si d'autres personnes au

12-11-2021 00:03

Lepista Zacarias

Hi everybody,A week ago in my fiels trip I noticed

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Venturiocistella on Vaccinium vitis-idaea stem
Marja Pennanen, 06-08-2014 21:36
Hi,

these are about 0,5 mm wide.
The spores are about 9-12x2-3 and have 2-4 droplets
The asci are about 40-60x7-9 and paraphyses about 2 micrometers wide.
There are both brown and hyaline setae, which are about 50-60x3-4.
The hairs are brown, septate and about 6 micrometers wide.

I found nothing, that would guite fit.

Marja
  • message #30659
  • message #30659
  • message #30659
  • message #30659
Hans-Otto Baral, 06-08-2014 23:10
Hans-Otto Baral
Re : Venturiocistella on Vaccinium vitis-idaea stem
I do not see brown setae, and the hyaline lanceolate structure I cannot interpret.

What about a Fuscolachnum?
Marja Pennanen, 07-08-2014 07:58
Re : Venturiocistella on Vaccinium vitis-idaea stem
Dear Zotto,

I tried to  find one photo, with setae and hairs. There are some in the lower part of the photo. They are different coloured than the hairs and seems to break more easily than others.

The hyaline ones seems glassy. Maybe I should test Koh.

Marja
Hans-Otto Baral, 07-08-2014 09:16
Hans-Otto Baral
Re : Venturiocistella on Vaccinium vitis-idaea stem
It seems to me a riddle. The brown ones in the lower part of the last pic could be anchoring hyphae or even from another fungus?
Marja Pennanen, 07-08-2014 13:26
Re : Venturiocistella on Vaccinium vitis-idaea stem
I studied another.
The first one went upside down.

You must be right. Those lanceolate, hyaline "setae" are second kind of paraphyses.
The brown setae did not appear propely in the second preparate being underside.
By the way, these may be even 0,8 mm wide when open and marginal hairs are about 50-65x5-6.

Nordic macromycetes 1 does not contain any  Fuscolachnum species, that would fit and that contains descriptions. which I got from Fuscolachnums.

Marja
PS: I forgot to check, if I got a PDF-article of Fuscolachnums allready...
Age comes with poor memory ;)
I'll look for the PDF now.

Found it and this is definitely not F. labradoricum or anything Haines presented. Must be something else.