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30-06-2025 16:56

Lydia Koelmans

Please can anyone tell me the species name of the

01-07-2025 23:37

Josep Torres Josep Torres

Hello.A Pleosporal symbiotic organism located and

30-06-2025 12:09

Edvin Johannesen Edvin Johannesen

This tiny, rather "rough" erumpent asco was found

30-06-2025 06:57

Ethan Crenson

Hi all, Another find by a friend yesterday in Bro

30-06-2025 19:05

ALAIN BOUVIER

Bonjour à toutes et à tousJe cherche à lire l'a

30-06-2025 14:45

Götz Palfner Götz Palfner

This is a quite common species on Nothofagus wood

25-06-2025 16:56

Philippe PELLICIER

Bonjour, pensez-vous que S. ceijpii soit le nom co

29-06-2025 18:11

Ethan Crenson

Hello all, A friend found this disco yesterday in

28-06-2025 17:10

Peter Welt Peter Welt

I'm looking for: RANALLI, M.E., GAMUNDÍ, I.J. 19

28-06-2025 16:00

Josep Torres Josep Torres

Hello.A tiny fungus shaped like globose black grai

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Aquatic Pyrenomycete with spores 90 x 18 µm
Andreas Gminder, 06-06-2017 20:28
Andreas Gminder

Dear collegues,


during a research on teleomorphs of aquatic ascomycetes we came across this pyrenomycete today, on submerged log of Fagus.


The macrofoto is quite bad, sorry! But may be it is still a little bit helpful. The perithecia are single, black and nearly superficially seated, in small group but never toucing one another.


Spores multicellular, first hyaline than brown, becoming 8-celled, with an hyaline appendix (not always visible), appr. 90 x 18 µm


Asci bitunicate (?)


Anyone an idea?


Thank you very much,
Andreas

  • message #49170
  • message #49170
  • message #49170
Gernot Friebes, 06-06-2017 20:31
Re : Aquatic Pyrenomycete with spores 90 x 18 µm
Hi Andreas,

looks like Trematosphaeria hydrela.

Best wishes,
Gernot
Andreas Gminder, 06-06-2017 20:33
Andreas Gminder
Re : Aquatic Pyrenomycete with spores 90 x 18 µm

Hallo Gernot,


besten Dank!!


herzliche Grüße,
Andreas

Lothar Krieglsteiner, 06-06-2017 20:34
Lothar Krieglsteiner
Re : Aquatic Pyrenomycete with spores 90 x 18 µm

ja- Trematosphaeria hydrela. Gernot war schneller :-)


Nicht selten in Bächen, fand ich früher, als ich z.B. in Rhön und Rothaar-Gebirge an solchen Stellen suchte, häufiger.


LG Lothar

Andreas Gminder, 06-06-2017 20:38
Andreas Gminder
Re : Aquatic Pyrenomycete with spores 90 x 18 µm

Hallo Lothar,


auch Dir natürlich herzlichen Dank!


beste Grüße aus dem Bayerwald,
Andreas