Generic short diagnoses:
A rather, striking, dark, dark-spored agaric, with squamulose stipe and prominent velar scales on the pileus; without chrysocystidia, with smooth, non-poroid, amygdaliform spores.
www.MycoKey.com
With the MycoKey DVD you will find thousands of pictures along with detailed
generic descriptions, references and interactive, synoptical keys to the
genera.