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Mot de passe perdu? S'inscrire

17-09-2025 19:43

Philippe PELLICIER

Sur branche morte de Mélèze. Les ascospores sphÃ

17-09-2025 16:14

Philippe PELLICIER

Apothécies enterrées, fermées au début puis s'

17-09-2025 10:50

Heather Merrylees

Hi there!I am hoping for any advice on the identif

11-09-2025 16:57

Jason Karakehian Jason Karakehian

Our revision of Marthamycetales (Leotiomycetes) is

16-09-2025 12:53

Philippe PELLICIER

Pézizes de 1-4 mm, brun grisâtres, sur les capsu

03-09-2025 12:44

Enrique Rubio Enrique Rubio

Hi to somebody.I would like to know your opinion o

15-09-2025 14:40

Nicolas VAN VOOREN Nicolas VAN VOOREN

Hello.I'm searching for a digital copy of the seco

14-09-2025 22:16

Philippe PELLICIER

Apothécies petites jusquà 3 mm, oranges, avec de

13-09-2025 14:01

Thomas Flammer

dark brown apothecia, splitIKI-Spores biguttulate

10-09-2025 17:18

Blasco Rafael Blasco Rafael

Hola, encontre este estiercol de vaca estos apotec

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Pseudombrophila?
Lothar Krieglsteiner, 17-12-2015 17:20
Lothar Krieglsteiner

found in 30.7.2015, Germany, Baden-Wuerttemberg, Schwäbisch-Fränkischer Wald near Schotthof. Grew on naked soil in the vicinity of a small rivulet, together with Trichophaea hybrida (gregaria). Apothecia are small (maybe 2-4 mm or so, I forgot to take a measure). First I thought of a Boudiera, but the spores are smooth and elongate. IKI-reaction is negative.


Can somebody help?


Regards from Lothar

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Gilbert MOYNE, 17-12-2015 18:24
Re : Pseudombrophila?
Peut-être P. theioleuca mais ce n'est guère la couleur.
Gilbert
Nicolas VAN VOOREN, 17-12-2015 18:54
Nicolas VAN VOOREN
Re : Pseudombrophila?
Hi Lothar.
Are you sure the specimens are mature? Your measures made on ascospores in asci might be not significant...
The color remains me P. hepatica, but of course the spores should be greater!
Peter Püwert, 17-12-2015 19:14
Peter Püwert
Re : Pseudombrophila?
Hi,
rather not. There would become me how already mentioned, the color, the form, the paraphysis....... interfere.
Greetings Peter.

I mean the answer from Gilbert.
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Lothar Krieglsteiner, 17-12-2015 20:49
Lothar Krieglsteiner
Re : Pseudombrophila cf. hepatica - not good ripe

Hi Nicolas,


thank you very much for your suggestion. I think it is a good one. What bewildered me a little is the growth on naked soil, without any noticeable dung in the vicinity. P. hepatica indeed looks very similar macroscopically - I found it a few times, always on and besides mouse dung in acid habitats. Yes, the collection seemed to be not fully ripe - so I had no fotos of spores outside the asci.


Best regards from Lothar

Lothar Krieglsteiner, 17-12-2015 20:50
Lothar Krieglsteiner
Re : Pseudombrophila?

Hello Gilbert and Peter,


thank you very much for your contributions, too!


Best regards from Lothar

Gilbert MOYNE, 17-12-2015 21:10
Re : Pseudombrophila?
P. hepatica a souvent des paraphyses divisées au sommet et les spores dépassent largement les 20 µm.
Même si ici, elles ne sont pas totalement à maturité, il m'étonnerait beaucoup qu'elles atteignent cette taile...
Gilbert
Lothar Krieglsteiner, 18-12-2015 07:12
Lothar Krieglsteiner
Re : Pseudombrophila - better cervaria?

Hi Gilbert,


your objections are good.


So - what remains could be perhaps P. cervaria.


P. theioleuca has a different macroscopical appearance (light-coloured disc, strongly pronounced margo).


Best regards from Lothar

Peter Püwert, 18-12-2015 15:43
Peter Püwert
Re : Pseudombrophila?
Hi all,
so surely I also did not believe in P. hepatica. I have done the examination just now still in fresh material, the spores are 20-28 x 11-12 µ m, still in the ascus. Striking are also the septate paraphysis and the brownish pigment in between.
Greetings Peter.
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