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06-06-2017 20:28

Andreas Gminder Andreas Gminder

Dear collegues, during a research on teleomorphs

06-06-2017 16:50

Lothar Krieglsteiner Lothar Krieglsteiner

Unfortunately, I do not have a picture of the apot

06-06-2017 10:22

Simon Kennedy

I continue to struggle with the identity of a dema

05-06-2017 13:30

Andgelo Mombert Andgelo Mombert

Bonjour à tous,Sur Rubus idaeus.J'aimerais savoir

04-06-2017 23:55

Valencia Lopez Francisco Javier

Hola a todos/asEstas Escutellinia están recolecta

04-06-2017 02:16

Elsa Sousa

Good evening,I found this pyreno on falling branch

03-06-2017 21:46

Bernard CLESSE Bernard CLESSE

Sur débris de feuilles pourries d'aulne glutineux

04-06-2017 18:36

Malcolm  Greaves Malcolm Greaves

Two fruit bodies c10mm across of what I assumed we

01-06-2017 01:55

Malcolm  Greaves Malcolm Greaves

I found a group of three fruit bodies within a cou

04-06-2017 01:17

Malcolm  Greaves Malcolm Greaves

This 10mm brain like fruitbody with short stout st

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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