Stem firm, rigid, rather tough, juiceless, more or less rooting. Gills changing color, white, then gray or reddish, generally at length connected by veins.
Tough, persistent, inodorous, usually on wood, very cespitose, but individuals of the same species sometimes grow singly on the ground.
Fragilipedes (fragile-stemmed). Page [130].
Stem fragile, juiceless, fibrillose at the base, scarcely rooting. Pileus hygrophanous. Gills becoming discolored, at length somewhat connected by veins.
Thin, fragile, often soft, normally growing singly on the ground. A few strong smelling, cespitose on wood.
Filipedes (thread-stemmed). Page [130].
Stem thread-like, flaccid, somewhat tough, rooting, juiceless, generally extremely long in proportion to the pileus. Gills becoming discolored, paler at the edge.
Straight, growing singly on the ground; inodorous. Pileus dingy-brown, becoming paler.
Lactipedes (milky-stemmed). Page [130].
Gills and rooting stem milky when broken.