Phellinus sulphurascens

Phellinus sulphurascens
Scientific classification
Kingdom:	Fungi
Phylum:	Basidiomycota
Class:	Basidiomycetes
Subclass:	Incertae sedis
Order:	Hymenochaetales
Family:	Hymenochaetaceae
Genus:	Phellinus
Species:	P. sulphurascens
Binomial name
Phellinus sulphurascens

Phellinus sulphurascens is the Douglas-fir species of the fungus genus, Phellinus. It was recently recognized as a distinct species from Phellinus weirii. Both were historically thought to be the same, but genetic tests suggested that the two species were distinct. The form first described as P. weirii is the Cedar form.

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Wikipedia