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09-12-2025 12:06

Andgelo Mombert Andgelo Mombert

Bonjour,Je recherche l'article concernant Hypobryo

08-12-2025 18:59

Lothar Krieglsteiner Lothar Krieglsteiner

.. found by a seminar-participant, I do not know t

08-12-2025 21:04

Mark Stevens

"Hello everyone,I'm relatively new to microscopy (

08-12-2025 21:18

Buckwheat Pete

Hello everyone, Is it possible to at least approx

07-12-2025 17:43

Malcolm  Greaves Malcolm Greaves

This Helvella was in mixed woodland. Uniform cupul

08-12-2025 17:37

Lothar Krieglsteiner Lothar Krieglsteiner

20.6.25, on branch of Abies infected and thickened

07-12-2025 16:07

Arnold Büschlen

Hallo, ich habe in einer Moos-Aufsammlung (epiphy

16-03-2014 22:00

Ralph Vandiest Ralph Vandiest

Hello,I found this species a few months ago but ha

08-12-2025 13:39

Thomas Læssøe

https://svampe.databasen.org/observations/10572899

07-12-2025 22:43

Andreas Millinger Andreas Millinger

Good evening, tried to determine with Munks Valsa

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Hymenoscyphus sur Phragmites
Gilles Corriol, 08-12-2014 15:51
Gilles CorriolEt un petit dernier, sur tige de Phragmites australis, en roselière.

Apothécies crème-blanchâtre ayant tendance à jaunir en séchant.
Spores 16,6-21,4 x 3,9-4,7 µm.
Asques non bouclés, bisériés, IKI bleu-gris à l'apex.
Paraphyses à nombreuses gouttes réfringentes.
Textura angularis. 

Merci !
Gilles
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Bernard Declercq, 08-12-2014 18:02
Bernard Declercq
Re : Hymenoscyphus sur Phragmites
Bonjour Gilles,

Il faut mieux attendre à la réaction du maître, mais j'ai l'impression qu'on a à faire avec Hymenoscyphus phalaridis Baral nom. prov.

Bernard
Hans-Otto Baral, 08-12-2014 18:08
Hans-Otto Baral
Re : Hymenoscyphus sur Phragmites
This is my new species Hymenosc. phalaridis (still unpublished). I thought it is restricted to Phalaris but some of the samples I saw are unidentified larger Poaceae. Is it 100% sure with Phragmites?

Are you  sure with the spore width? I guess they are only 3.5 µm wide as a maximum. Have you photos with scale? You can send me by mail for a closer look. Also I would like to note the collection data in order to cite the sample.

The species  is not really rare, and who knows whether a badly described taxon exists...

Zotto
Gilles Corriol, 12-12-2014 10:09
Gilles Corriol
Re : Hymenoscyphus sur Phragmites
Merci Bernard,  thank you Zotto,

Phragmites australis 100 % sure as the substrate. See picture of habitat where collected joined.
I also add the detail of spores mesurment.

More in private to Zotto.

Gilles

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