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19-12-2025 10:10

Patrice TANCHAUD

Bonjour, récolte réalisée en milieu dunaire, a

18-12-2025 17:23

Bruno Coué Bruno Coué

Bonjour,je serais heureux d'avoir votre avis sur c

18-12-2025 21:17

Pol Debaenst

The identification took me to Byssonectria deformi

18-12-2025 18:07

Margot en Geert Vullings

These plumes were found on rotten wood.They strong

17-12-2025 18:35

Michel Hairaud Michel Hairaud

Bonjour à tous/Hi to everyone I am passing along

21-11-2025 10:47

François Freléchoux François Freléchoux

Bonjour,Peut-être Mollisia palustris ?Trouvée su

15-12-2025 15:48

Danny Newman Danny Newman

Melanospora cf. lagenaria on old, rotting, fallen

15-12-2025 15:54

Johan Boonefaes Johan Boonefaes

Unknown anamorph found on the ground in coastal sa

15-12-2025 21:11

Hardware Tony Hardware Tony

Small clavate hairs, negative croziers and IKI bb

15-12-2025 07:09

Danny Newman Danny Newman

indet. Rutstroemiaceae sp. on unk. fallen leavesMc

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Nectria on Populus bark
Enrique Rubio, 27-01-2017 17:55
Enrique RubioHi again
Could this fungus be simply Nectria cinnabarina on Populus nigra bark? The perithecia are up to 0.5 mm, not collapsing when dry, with a dark mammate region around the ostiole. Conidiomata synnmatous, conidia ovoid, smooth and hyaline. Ascomatal walls slightly purple in KOH or lactic acid, with no clear psedoparenchimatous structure.
In afirmative case, is common this so long tubercularia anamorph?
Thanks again for your help.
  • message #46803
  • message #46803
  • message #46803
Christian Lechat, 27-01-2017 19:00
Christian Lechat
Re : Nectria on Populus bark
Hi Enrique,
your fungus (ascomata) is Thelonectria discophora (asexual morph cylindrocarpon-like) ,
and the synnemata  are asexual morph of another fungus.
Cheers!
Christian
Enrique Rubio, 27-01-2017 19:04
Enrique Rubio
Re : Nectria on Populus bark
Hi Christian
Thanks. A forced association created by me!