Plume grass Meaning, Definition & Usage

  1. noun a reedlike grass of the genus Erianthus having large plumes

WordNet

Definitions
  1. . (Bot) (a) A kind of grass (Erianthus saccharoides) with the spikelets arranged in great silky plumes, growing in swamps in the Southern United States . (b) The still finer E. Ravennæ from the Mediterranean region. The name is sometimes extended to the whole genus.

Webster 1913