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25-02-2023 18:36

Elisabeth Stöckli

Bonsoir, Trouvé sur un tronc de Salix recouvert

12-07-2025 16:45

Thierry Blondelle Thierry Blondelle

Bonjour à tous,J'avais d'abord pensé à des stro

05-07-2025 12:38

Åge Oterhals

I found this pyrenomycetous fungi in pine forest o

01-06-2025 09:37

Charles Aron Charles Aron

Hi All, I found this Octospora growing with liver

06-07-2025 19:36

Castillo Joseba Castillo Joseba

me mandan el material de Galicia (España) recolec

07-07-2025 19:22

David Chapados David Chapados

Hi,Does anyone know what could this anamorph be?ht

02-07-2025 18:45

Elisabeth Stöckli

Bonsoir,Sur feuilles d'Osmunda regalis (Saulaie),

04-07-2025 20:12

Josep Torres Josep Torres

Hello.A fungus growing on the surface of a trunk o

20-06-2025 08:33

Josep Torres Josep Torres

Hello.Small, blackish, mucronated surface grains s

28-06-2025 16:00

Josep Torres Josep Torres

Hello.A tiny fungus shaped like globose black grai

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Microglossum
Malcolm Greaves, 13-10-2017 11:28
Malcolm  GreavesI would have recorded these as Microglossum olivaceum but having seen the article in Mycologia it now looks as though it should now be refered to as M tenebrosum.
Found on a thin layer of soil in an abandoned chalk quarry. Spores were 13-14.3 x 4
Am I right in thinking this?
Thanks
Mal
  • message #50704
  • message #50704
  • message #50704
Hans-Otto Baral, 14-10-2017 11:55
Hans-Otto Baral
Re : Microglossum
Dear Malcolm
for me it looks actually like M. tenebrosum as figured by Kucera et al. 2017. I have also photos of a sample from northern Germany in my tenebrosum folder (under the name M. nudipes) that matches perfectly by macroscopy.
Zotto
Malcolm Greaves, 14-10-2017 22:04
Malcolm  Greaves
Re : Microglossum
Thanks Zotto
Malcolm Greaves, 25-11-2017 18:38
Malcolm  Greaves
Re : Microglossum
Zotto
This sample has been found to be a DNA match for tenebrosum.
Mal
Hans-Otto Baral, 25-11-2017 18:53
Hans-Otto Baral
Re : Microglossum
Thanks, Malcolm! I see that in GenBank several sequences exist, moist being 100% identical. Do you have the ITS sequence and did you test a BLAST with it?
Zotto
Malcolm Greaves, 25-11-2017 22:23
Malcolm  Greaves
Re : Microglossum
Zotto
The project concerning Microglossums in Wales is being run by another group. It was them who did/organised the DNA test on my sample. I was told that "the result gave a barcode sequence which is consistant with that published for the type specimen" but I have no further details. If it would help I am sure I could find out more information.
Mal
Hans-Otto Baral, 26-11-2017 09:05
Hans-Otto Baral
Re : Microglossum
Thanks, this is enough. The type is NR_148113, and it is 100% identical with some other sequences in the ITS region.

Only one remark: Is it the ITS1-5.8S-ITS2 region that was sequenced (briefly called ITS region)?
Zotto
Malcolm Greaves, 26-11-2017 12:23
Malcolm  Greaves
Re : Microglossum
David who is coordinating the projects has said yes they are using part of the ITS region and each sequence is then run through BLAST to compare with the published sequences on Genbank.
They are generating a Microglossum phylogenetic tree with the publish species and their as yet unknown collections to see where they fit.
Mal