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11-02-2012 06:50

Roland Labbé

Bonjour !  Voici une planche et une photo macro

24-07-2024 14:07

Elisabeth Stöckli

Bonjour,Cette espèce a été trouvé sur place à

23-07-2024 19:27

éric ROMERO éric ROMERO

Bonjour, Je n'ai pas d'idée pour cette espèce t

24-07-2024 13:19

Thomas Flammer

I am looking for a PDF of the above article. Thank

22-07-2024 10:20

Hans-Otto Baral Hans-Otto Baral

Hello please note that I uploaded today an Englis

21-07-2024 10:13

Thierry Blondelle Thierry Blondelle

Bonjour,Récolte sur branchette de Castanea dans u

19-07-2024 10:24

Kozak Robert

Date: 2024.07.16Loess gorges, on soil with a lot o

21-07-2024 10:28

Alan Rockefeller Alan Rockefeller

Which Peziza did I find on horse dung in Humboldt

19-07-2024 11:08

Miguel Ãngel Ribes Miguel Ángel Ribes

Good morningThis Scutellinia from July 9 grew at 1

21-07-2024 06:23

Masanori Kutsuna

Dear all, Does anyone have these papers and send

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Annulusmagnus?
Hans-Otto Baral, 28-08-2010 12:35
Hans-Otto BaralOn a Fagus log lying in mud of pond, soc. Orbilia luteorubella (Tübingen). Sp. *16.5-21 x 6-6.7 µm. Asci with striking inamyloid apical ring.

The log is flooded after heavy rain, and the mud permanently moist in drier times.

It reminds me of Annulusmagnus triseptatus but spores early turn brown.

Zotto
  • message #12657
Hans-Otto Baral, 28-08-2010 12:36
Hans-Otto Baral
Re:Annulusmagnus?
Micro
  • message #12658
Gernot Friebes, 28-08-2010 12:59
Re:Annulusmagnus?
maybe Ascitendus austriacus. This species should have delicately striate spores.

Best wishes,

Gernot
Alain GARDIENNET, 28-08-2010 13:31
Alain GARDIENNET
Re:Annulusmagnus?
I'm agree with Gernot.
Alain
Hans-Otto Baral, 28-08-2010 19:51
Hans-Otto Baral
Re:Annulusmagnus?
Thanks, I never heard of that genus, nor Ascolacicola where it was first described. Is that only known from the type collection??? Incredible to believe.

The asci are with (dead) 130-140 x 9-10 µm a bit short (protologue: 160-200 x 8.5-10.5). The spores are smooth, in my opinion, but the protologue says nothing of a striation. In any case, this fits quite well!

Was the species redescribed later? I do not have Campbell + Shearer 2004. Nothing is said on the spore guttules, as usually.

Zotto


Gernot Friebes, 28-08-2010 20:23
Re:Annulusmagnus?
here you can find Campbell & Shearer (2004):

http://www.mycologia.org/cgi/content/full/96/4/822

Best wishes,

Gernot
Hans-Otto Baral, 28-08-2010 21:46
Hans-Otto Baral
Re:Annulusmagnus?
I now found that the spores become partly distinctly longitudinally striate when I put them in Melzer! Thereby they shrink a bit from 6-6.7 to 5.6-6.5 µm. Here a pic in water (live)
  • message #12668
Hans-Otto Baral, 28-08-2010 21:50
Hans-Otto Baral
Re:Annulusmagnus?
Here in Melzer.

I did not yet read the Campbell article but I am surprized that they describe a new genus for every species... Has that any sense?

Zotto
  • message #12671
Guy Garcia, 29-08-2010 08:40
Re:Annulusmagnus?
Hi Zotto,
You can download the paper here
http://www.mycologia.org/cgi/reprint/96/4/822.pdf
Best, Guy