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20-01-2026 17:49

Hardware Tony Hardware Tony

I offer this collection as a possibility only as e

15-01-2026 15:55

Lothar Krieglsteiner Lothar Krieglsteiner

this one is especially interesting for me because

03-01-2026 15:36

éric ROMERO éric ROMERO

Bonjour, Pouvez-vous me dire quel est le nom à p

19-01-2026 12:01

Castillo Joseba Castillo Joseba

Me mandan el material seco de Galicia (España) 

17-01-2026 19:35

Arnold Büschlen

Hallo, ich suche zu Cosmospora aurantiicola Lite

16-01-2026 00:45

Ethan Crenson

Hi all, On decorticated hardwood from a New York

18-01-2026 12:24

Josep Torres Josep Torres

Hello.An anamorph located on the surface of a thin

17-01-2026 10:41

Blasco Rafael Blasco Rafael

Hola, he descubierto que he creado una Pulvinula t

08-12-2025 17:37

Lothar Krieglsteiner Lothar Krieglsteiner

20.6.25, on branch of Abies infected and thickened

16-01-2026 11:20

Castillo Joseba Castillo Joseba

Me mandan el material seco de Galicia (España) 

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On Reed
Anna Klos, 09-04-2023 11:49
Goodmorning, 

This week I received an email from a friend with some photos of a Pleospora or Phaeosphaeria species on reed.
She thinks it could be Pleospora abscondita.
She says: " White dots, black flat and round underneath the surface, spores 35-40 mu long".

Spores: 5-septate, with longitudinal septa

The information I found and  received from Riet van Oosten suggests that it could also be Phaeosphaeria vagans. The other possibilities are Phaeosphaeria Phragmitis (not recorded in the Netherlands yet) and Phaeosphaeria Phragmicola. 

Which of these species could it be?

Yours sincerely, 

Anna
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Hardware Tony, 10-04-2023 21:04
Hardware Tony
Re : On Reed
May I refer you to a similar issue with these species as detailed by Riet van oosten at this forum on 18-05-2018 at:
http://www.ascofrance.com/forum/53484/re-phaeosphaeria-pleosporaceae-pleospora-abscondita

Appears more likely to be P. abscondita?

regards Tony