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27-04-2026 20:52

Lothar Krieglsteiner Lothar Krieglsteiner

Found on hanging tiwg of Olea europaea in dried-ou

27-04-2026 18:48

Tony Moverley

Collected 23rd April 2026, Norfolk, EnglandSwarms

27-04-2026 17:41

Lothar Krieglsteiner Lothar Krieglsteiner

.. Algarve, same leaf than the last post. The con

27-04-2026 18:05

Lothar Krieglsteiner Lothar Krieglsteiner

... still attached at standing tree. The green con

27-04-2026 17:16

Lothar Krieglsteiner Lothar Krieglsteiner

.. Algarve, moist lying.The conidiomata look like

27-04-2026 12:54

Steve Clements

Bonjour. Ce petit champignon blanc résupiné et

27-04-2026 09:59

Pauline. Penna

Bonjour Can anyone advise me on these pycnidia fo

26-04-2026 21:08

William Slosse William Slosse

Several species of Ramularia occur on Rumex that I

22-04-2026 20:54

Enrique Rubio Enrique Rubio

Hi to everybody.This Pyrenopeziza grew in moist le

25-04-2026 11:34

Louis DENY

Bonjour forumdans la clé de Zotto, L. pudicellum

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Trematosphaeria hydrophila?
Maren Kamke, 12-11-2015 21:40
Maren KamkeHi everybody,
I found this Trematosphaeria species on Spartina anglica at the shore of the Wadden sea. Perithecia half immersed, single or in groups, diameter up to 0,8 mm, no basal wall detectible, the thickness of sidewall is up to 40 µm. Asci up to 186 x 14 µm, IKI negative. Spores mostly 5-septate, endcells slightly paler than the others, in all cells large oil-drops plus eventually some smaller ones. Spores smooth, no striate walls, without sheat or hyaline appendages, (31-38) 34.7 x 6.9 (6,5-7) µm.
Regards, Maren
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Castillo Joseba, 12-11-2015 21:45
Castillo Joseba
Re : Trematosphaeria hydrophila?
Maren...

Fantastico trabajo ... me gustan mucho las fotos micro  

Saludos
Joseba
Jacques Fournier, 13-11-2015 09:44
Jacques Fournier
Re : Trematosphaeria hydrophila?
Hi Maren, this is a very interesting find.
Trematosphaeria hydrophila is a variously interpreted taxon (Holm, Boise) that needs to be redefined. I know something referrable to T. hydrophila from freshwater habitats, lentic as lotic, with somewhat larger spores and different ascomata but fairly similar. I am not aware of reports from marine environment.
I send you my notes on this species privately.
Cheers,
Jacques
Björn Wergen, 13-11-2015 16:52
Björn Wergen
Re : Trematosphaeria hydrophila?
Hi Maren,

großartiger Fund. Hast du von der Kollektion nochwas übrig? Ich könnte es vergleichen mit einer ähnlichen Aufsammlung von Nobi, ebenfalls als "T. hydrophila" bestimmt.

lg björn