Hericium erinaceum ssp. erinaceo-abietis

Hericium erinaceum ssp. erinaceo-abietis
[Not an accepted name.]

Quercus sp.  Live tree. Burdsall et al. 1978; also in Ginns 1985 (Virginia, USA).

 

Both the description and photograph of this suggests it is probably just a youngish H. americanum.