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11-05-2026 12:32

Bernard CLESSE Bernard CLESSE

Pourriez-vous m'aider à identifier cette héloti

29-04-2026 10:44

Lothar Krieglsteiner Lothar Krieglsteiner

growing at moist, drying-out soil at the side of a

28-04-2026 20:07

Lothar Krieglsteiner Lothar Krieglsteiner

... on twig in the air at standing Ceratonia siliq

05-04-2026 22:46

Lothar Krieglsteiner Lothar Krieglsteiner

on wood of Ceratonia, Algarve, 3.4.2026.The color

10-05-2026 16:18

brigitte vignot

bonjour trouvée  en Ariège sur bois une petite

10-05-2026 23:17

Andreas Gminder Andreas Gminder

Hello,today we found in a moist steep decidous for

27-04-2026 17:16

Lothar Krieglsteiner Lothar Krieglsteiner

.. Algarve, moist lying.The conidiomata look like

10-05-2026 09:02

Buckwheat Pete

Hello everybody, ould this be Lachnum subvirgineu

08-05-2026 11:55

Gernot Friebes

Hi,found on a decorticated Picea abies branch stil

11-05-2016 20:37

Zuzana Sochorová (Egertová) Zuzana Sochorová (Egertová)

Hi,this very little ascomycete grew on soil in a m

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Hypoxylon marron
Castillo Joseba, 04-08-2015 09:44
Castillo JosebaEncontrado en el Pirineo, en madera de abeto o de haya

A ver que os parece


Joseba
  • message #37262
  • message #37262
  • message #37262
  • message #37262
Alain GARDIENNET, 04-08-2015 11:19
Alain GARDIENNET
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
Castillo Joseba
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