erianthus(n = noun.plant) genus erianthus - genus of reedlike grasses having spikes crowded in a panicle covered with long silky hairs;
is a kind of liliopsid genus, monocot genus
is a member of family graminaceae, family gramineae, family poaceae, graminaceae, gramineae, grass family, poaceae
a genus of reedlike grasses having spikes crowded in a panicle covered with long silky hairs. [WordNet 1.5]