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29-06-2011 23:06

Luc Bailly Luc Bailly

Bihain toujours, massif de massettes, sur gaines p

29-06-2011 13:46

Adrian Carter

Hello All;Two days ago I collected this on the und

28-06-2011 22:34

Alain GARDIENNET Alain GARDIENNET

Bonsoir, Quelqu'un aurait-il une description séri

27-06-2011 06:56

Danny Newman Danny Newman

Three images this time.  No microscopy.  Locatio

28-06-2011 14:54

Peter Welt Peter Welt

A friend of a fungus found Arpinia in Bosnia. See

22-06-2011 09:45

Alain GARDIENNET Alain GARDIENNET

Bonjour,Quelqu'un posséderait-il ces quelques pag

25-06-2011 03:49

Danny Newman Danny Newman

Wondering if an ID to genus is possible from this

17-06-2011 07:25

Gernot Friebes

Hi,Hartmut Schubert found this Scutellinia with gl

20-06-2011 21:59

Luc Bailly Luc Bailly

Bonjour à tous,Je sollicite encore votre aide pou

21-06-2011 10:12

Marja Pennanen

Hello,I found two dark-haired ascos on Pteridium

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Pulviné, s/ Typha latifolia
Luc Bailly, 29-06-2011 23:06
Luc BaillyBihain toujours, massif de massettes, sur gaines pourries.

Apoth. pulvinées, sessiles, "charnues", minuscules (1/4 mm), complètement furfuracées, cendrées par la translucidité, apparemment hyalines, à marge émoussée à peine visible. Pas très mûr.
Asques 8-sp., sp. bisériées; IKI BB
Sp. mesurées dans l'asque (spécimens pas assez mûrs) 9-10.5 x 2.5-3 µ, hyalines, huile = 0; quelques inclusions sont visibles une fois les sp. hors de l'asque.
Paraphyses cylindriques, un peu renflées au sommet, ne dépassant pas les asques, hyalines, avec quelques inclusions, x 1.5-2 µ.
Exc. ectal de texture pseudoparenchymateuse; pas de poils.

Une idée?

Amitiés - LUC.
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Hans-Otto Baral, 30-06-2011 07:54
Hans-Otto Baral
Re : Pulviné, s/ Typha latifolia
Hi Luc

that belongs perhaps  in the group of "Helotium" microspis. I cannto tell at present if there are several species which might deserve that name, and which is the correct one.

In England we ha d an abundant collection, but spores were longer and narrower there: *8.3-12.7 x 2-2.7 µm?.

Zotto
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Hans-Otto Baral, 30-06-2011 08:02
Hans-Otto Baral
Re : Pulviné, s/ Typha latifolia
here another photo. How is it possible to add several photos at once?
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Alain GARDIENNET, 30-06-2011 09:50
Alain GARDIENNET
Re : Pulviné, s/ Typha latifolia
Hi Zotto, it's easy : when you join a photo, you click on "Nouvelle photo" (or perhaps "new photo" for the english users).
Alain
Luc Bailly, 30-06-2011 10:59
Luc Bailly
Re : Pulviné, s/ Typha latifolia
Thank you, Zotto.
If needed, I know the place quite well, I can check and see if I find further specimens if needed.
Cheers - LUC.
Hans-Otto Baral, 30-06-2011 12:26
Hans-Otto Baral
Re : Pulviné, s/ Typha latifolia
Alain: I clicked nouvelle photo after adding the first, but then the first was replaced by the second.

Here I add a macro of the English find on Juncus
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Hans-Otto Baral, 30-06-2011 12:30
Hans-Otto Baral
Re : Pulviné, s/ Typha latifolia
Luc, your collection might perhaps better fit to the present one (Mecklenburg, on Glyceria), because of the spores. But this has striking VBs in the paraphyses and marginal cells, which I did not see in the one from England. Maybe your specimen was not alive enough. So if you find it again, please have a look for these inclusions.

Now I try to attach two images....

Zotto
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Hans-Otto Baral, 30-06-2011 12:32
Hans-Otto Baral
Re : Pulviné, s/ Typha latifolia
Doesn't work. I attached a drawing by Stip, with the same VBs in the paraphyses, so probably the same species. Here the Glyceria-find:
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Luc Bailly, 30-06-2011 14:14
Luc Bailly
Re : Pulviné, s/ Typha latifolia
Hi Zotto,

This is very similar, indeed. Okay, I'll check for better samples the next time I visit that bog.
It was very close to the water surface indeed, at the point I'm not surprised it could be an aquatic species.

Cheers - LUC.