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18-04-2024 18:52

éric ROMERO éric ROMERO

Bonjour, J'ai beoin d'éclairage(s) pour ce Daldi

13-04-2024 11:44

Riet van Oosten Riet van Oosten

Hello, Found by Laurens van der Linde, April 2024

16-04-2024 17:43

Giovanni ANTOLA Giovanni ANTOLA

Bonjour,Trouvé sous paille humide, autour d'un je

14-04-2024 20:04

Manak Roman

Hi all,I have two very similar finding last weeken

17-04-2024 10:44

Bernard CLESSE Bernard CLESSE

Juste à côté du cône avec "Hyphodiscus ayelii"

16-04-2024 22:53

Bernard CLESSE Bernard CLESSE

Bonsoir à toutes et tous,Pourriez-vous m'aider à

14-04-2024 22:58

B Shelbourne B Shelbourne

• Bactridium flavum (anamorph): Distinctive macr

15-04-2024 14:37

Eric Rousseau

Bonjour,Je sais que les cyphelles ne sont pas des

13-04-2024 21:10

B Shelbourne B Shelbourne

• Genus Cistella on dicots: Habitat, macro, hair

08-04-2024 19:57

Elisabeth Stöckli

Bonsoir,Récolté au bord du chemin, apothécie 0.

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Parasite on Octospora
Savic Dragisa, 31-01-2023 13:50
Regards to all
An unusual finding, especially for me. Some anamorphic parasite on Octospora aff. gyalectoides. I need help or advice where to look?

Dragiša
  • message #75035
  • message #75035
Viktorie Halasu, 01-02-2023 01:33
Viktorie Halasu
Re : Parasite on Octospora
Hello,
there is Melanospora brevirostris on hymenium of Geopora sp, perhaps this is related?
Viktorie
Charles Aron, 01-02-2023 19:21
Charles Aron
Re : Parasite on Octospora

Hi,


Really interesting to find a parasite on a genus which, to my mind, is difficult to locate. Melanospora brevirostris(see photos) is not uncommon on Geopora on the sand dunes of west Anglesey. Melanospora ascospores look quite diifferent so it does suggest some other (probably anamorphic) genus.


Best wishes,


Charles.

  • message #75064
  • message #75064
Robin Isaksson, 01-02-2023 20:36
Robin Isaksson
Re : Parasite on Octospora
Sorry to borrow your thread, but i wounder if anyone have seen this one. I have found twice on pulvigera with hyaline conidia and black small perithecia. 4.5-5,4-1.8-2.3 um pictures

I have seen your parasite aswell or close. On octospora coccinea in Sweden, with brownish spores.
couldent fina a name for it though.

I think it is amazing to find species on so shortlived species like this.

Best regards
  • message #75066
  • message #75066
Alain GARDIENNET, 02-02-2023 16:09
Alain GARDIENNET
Re : Parasite on Octospora
Phoma-like ?
Jan Eckstein, 06-02-2023 17:45
Re : Parasite on Octospora
Dear Dragisa,

an extraordinary find! I never encountered this and I also didn't came across something like it in the Octospora sl literature. I wonder if it is host specific.

This doesn't help you, but thank you for this very cool observation.

With best wishes 

Jan
Savic Dragisa, 06-02-2023 17:56
Re : Parasite on Octospora
Thanks Alain, very possibly Phoma or something close to it. We'll see what the sequence says.

Jan, this was actually found by Lukaš Janošik, and many other Octospora species of course. He was visiting me for a week.