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27-02-2026 17:51

Michel Hairaud Michel Hairaud

Bonjour, Quelqu'un peut il me donner un conseil p

28-02-2026 15:52

Spooren Marco Spooren Marco

Who has an idea ? I have no coupes made for conid

28-02-2026 14:43

Alain GARDIENNET Alain GARDIENNET

A new refrence desired :Svanidze, T.V. (1984) Novy

28-02-2026 11:54

Alain GARDIENNET Alain GARDIENNET

Hi forum,Is anyone aware if the 1936 edition of Si

28-02-2026 11:05

Yanick BOULANGER

Bonjour à tousLe 24/02/2026 à Montmacq, devant m

29-11-2024 21:47

Yanick BOULANGER

BonjourJ'avais un deuxième échantillon moins mat

27-02-2026 16:17

Mathias Hass Mathias Hass

Hi, Found this on Betula, rather fresh fallen twi

27-02-2026 12:56

Åge Oterhals

Found on fallen cones of Pinus sylvestris in midle

27-02-2026 11:21

Yannick Mourgues Yannick Mourgues

Hi to all. Here is a specie that can may be relat

26-02-2026 22:06

Malcolm  Greaves Malcolm Greaves

Can someone explain the features that split Geoscy

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Lasiobelonium sp.?
Pavol Palo, 30-12-2013 23:32
Hi everybody,

I found this one on decidious wood ( Fraxinus or Padus ).The apothecia are mostly 0,5-1 mm wide and high (max. 2 mm). Hairs cylindrical septate with incrustation 60-80 x 3 µm. Paraphyses cylindrical diam. 0,5-1 µm. The asci are 8 spores 45-55 x 4-5 µm , not iodid reaction or weak on porus. Ascospores 6-10 x 1,5-2 µm often with two small oil drop at poles. Textura prismatica/angularis


Thanks and Happy New Year


Palo



  • message #26477
  • message #26477
  • message #26477
Peter Thompson, 31-12-2013 00:01
Re : Lasiobelonium sp.?
Hello Palo,

This looks like Proliferodiscus pulveraceus to me. Yellow hymenium and coarsely encrusted hairs.

The spores are a little narrower than normal, but otherwise it agrees with the literature:

Microfungi on Land Plants (M. B. Ellis & J. P. Ellis) Page 7, Figure 17
Ascomycetes in Colour (P. I. Thompson) P124, Species 248

With Best Wishes,
Peter.
Hans-Otto Baral, 31-12-2013 00:03
Hans-Otto Baral
Re : Lasiobelonium sp.?
Proliferodiscus pulveraceus.
When you put KOH to the hairs and excipulum, it turns dirty  violet.
Zotto
Pavol Palo, 31-12-2013 00:28
Re : Lasiobelonium sp.?

Thank you very much, the hairs and excipulum in 10% KOH turns dirty violet :-)


With Best Wishes,
Palo

Pavol Palo, 31-12-2013 00:29
Re : Lasiobelonium sp.?
Thank you very much

With Best Wishes,
Palo