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12-03-2026 19:44

Enrique Rubio Enrique Rubio

Hi to everybody.Can you give me any suggestions ab

11-03-2026 17:36

Michel Hairaud Michel Hairaud

Bonjour, Je cherche des indices  pour cette réc

12-03-2026 15:45

Åge Oterhals

Dear forum,I found this small discomycete on a ver

05-03-2026 10:07

Hulda Caroline Holte

Hello, I found and collected this species growing

08-03-2026 14:05

Thierry Blondelle Thierry Blondelle

Bonjour à tous,Sur 3 récoltes supposées de H. l

12-03-2026 16:17

Sylvie Le Goff

Bonjour à tousRécolté dans le 22 en France (ré

12-03-2026 14:37

David Wasilewski

These small ascomycota (1-3 mm) ere observed growi

11-03-2026 16:48

Bruno Coué Bruno Coué

Bonjour, je serais heureux d'avoir votre avis sur

09-02-2026 22:01

ruiz Jose

Hola, me paso esta colección en madera de pino, t

11-03-2026 14:14

Gernot Friebes

Hi,I would like to share a collection of Scopinell

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Pleospora and Phaeosphaeria (?) on Hemerocallis fulva
Björn Wergen, 14-03-2011 18:35
Björn WergenHi,

today I looked for some small fungi on Hemerocallis (fulva), perhaps you can tell me what it can be or if I am right with my determination ;)

1. The first one is obviously a Pleospora, I think it is P. phaeocomoides, with spores around 18-21x8-10µm and 1 longitudinal and 5 transverse septa.

2. The second one is perhaps a Phaeosphaeria with spores around 14,5-16x3-3,5µm and Asci 40-60x5-8µm. One central cell is a bit swollen up to 4µm. Spores seem to be smooth.

1. Pleospora cf phaeocomoides
Makro
  • message #14727
Björn Wergen, 14-03-2011 18:36
Björn Wergen
Re:Pleospora and Phaeosphaeria (?) on Hemerocallis fulva
1. Pleospora cf phaeocomoides
Mikro1
  • message #14728
Björn Wergen, 14-03-2011 18:36
Björn Wergen
Re:Pleospora and Phaeosphaeria (?) on Hemerocallis fulva
1. Pleospora cf phaeocomoides
Mikro2
  • message #14729
Björn Wergen, 14-03-2011 18:37
Björn Wergen
Re:Pleospora and Phaeosphaeria (?) on Hemerocallis fulva
1. Pleospora cf phaeocomoides
Mikro3 "perithecia wall"
  • message #14730
Björn Wergen, 14-03-2011 18:37
Björn Wergen
Re:Pleospora and Phaeosphaeria (?) on Hemerocallis fulva
2. Phaeosphaeria spec.
Makro
  • message #14731
Björn Wergen, 14-03-2011 18:37
Björn Wergen
Re:Pleospora and Phaeosphaeria (?) on Hemerocallis fulva
2. Phaeosphaeria spec.
Mikro
  • message #14732
Alain GARDIENNET, 15-03-2011 00:29
Alain GARDIENNET
Re:Pleospora and Phaeosphaeria (?) on Hemerocallis fulva
Hi Kazama,
Felicitations, I've never found perfect pyrenos in Hemerocallis fulva.
For the first one, it's OK for P. phaeocomoides.
For the second one, I've no idea for the moment.
Alain
Björn Wergen, 15-03-2011 01:47
Björn Wergen
Re:Pleospora and Phaeosphaeria (?) on Hemerocallis fulva
Hi Alain,

thank you very much for help. I had some problems to find these pyrenos but I have checked a few preparations and found only one fruitbody of Phaeosphaeria and Pleospora. So it was absolutely random :D
Yannick Mourgues, 15-03-2011 12:07
Yannick Mourgues
Re:Pleospora and Phaeosphaeria (?) on Hemerocallis fulva
Salut Alain et Kazama.
Y a-t'il un doc récent sur les Pleospora qui ferait le point sur ce genre avec clés et descriptions ?
Yannick