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27-01-2017 17:55

Enrique Rubio Enrique Rubio

Hi againCould this fungus be simply Nectria cinnab

27-01-2017 10:30

Castillo Joseba Castillo Joseba

me mandan el material desde Galicia (España) No

27-01-2017 10:37

Castillo Joseba Castillo Joseba

Me mandan el material desde Galicia (España)A ver

24-01-2017 23:00

Matthias Mann Matthias Mann

Dear Forum!First tiny white dots on Quercus-wood a

25-01-2017 19:05

Enrique Rubio Enrique Rubio

Hi again I need your ideas for to identify this s

25-01-2017 19:46

Leandro Sánchez Leandro Sánchez

Sur feuillus, diamètre max 9 mmSpores  25,2-31,9

25-01-2017 13:15

Francisco  SÃNCHEZ Francisco SÁNCHEZ

Crecían este domingo sobre madera descompuesta de

25-01-2017 12:02

Castillo Joseba Castillo Joseba

En rama de adelfa,   en forma de pelusa negraAlgu

24-03-2015 04:23

Stephen Martin Mifsud Stephen Martin Mifsud

Small, 2-8mm diameter ascocarp, yellow-honey, almo

25-01-2017 11:56

Castillo Joseba Castillo Joseba

En madera de albarrobo... costra negraA ver si hay

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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!