Generic short diagnoses:
Resupinate or reflexed, smooth, granular, hydnoid or poroid, whitish resupinates with or without skeletal subicular hyphae, with generative hyphae inflated near septa and smooth or ornamented, inamyloid 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.