Phaeolus schweinitzii, commonly known as velvet-top fungus, dyer's polypore, or dyer's mazegill, is a fungal plant pathogen that causes butt rot on conifers such as Douglas-fir, spruce, fir, hemlock, pine, and larch. P. schweinitzii is a polypore, although unlike bracket fungi the fruiting body may appear terrestrial when growing from the roots or ...more ↓
Phaeolus is a genus of polypore fungi in the family Fomitopsidaceae. The generic name is derived from the Ancient Greek word φαιος meaning "dark" or "obscure".