
05-07-2025 12:38
Åge OterhalsI found this pyrenomycetous fungi in pine forest o

02-07-2025 18:45
Elisabeth StöckliBonsoir,Sur feuilles d'Osmunda regalis (Saulaie),

04-07-2025 20:12
Hello.A fungus growing on the surface of a trunk o

20-06-2025 08:33
Hello.Small, blackish, mucronated surface grains s

28-06-2025 16:00
Hello.A tiny fungus shaped like globose black grai

04-07-2025 12:43
me mandan el material seco de Galicia (España)

03-07-2025 18:40
me mandas el material seco de Galicia (España) re
Hypoxylon marron
Castillo Joseba,
04-08-2015 09:44
A ver que os parece
Joseba
Alain GARDIENNET,
04-08-2015 11:19
Re : Hypoxylon marron
See towards Hypoxylon perforatum, or rubiginosum using the key : http://pyrenomycetes.free.fr/hypoxylon/keydir/dichotomickey.htm
You will have to observe subsurface granules, and KOH reaction.
Have fun with it !
Alain
Eduard Osieck,
04-08-2015 11:25
Re : Hypoxylon marron
Macroscopically this could be H. rubiginosum. Did you already check the KOH-reaction?
Castillo Joseba,
04-08-2015 16:02
Re : Hypoxylon marron
Se trata de Hypoxylon perforatum, muy parecida a H. rubiginosum, pero con una reacción del estroma al KOH 10% amarillo verdoso en vez de rojizo