cotton grass

/ˌkɑtn ˈgræs/

Other forms: cotton grasses

Definitions of cotton grass

1. noun

   any sedge of the genus Eriophorum; north temperate bog plants with tufted spikes
   synonyms: cotton rush

   types:

   Eriophorum angustifolium, common cotton grass

   having densely tufted white cottony or downlike glumes

   type of:

   sedge

   grasslike or rushlike plant growing in wet places having solid stems, narrow grasslike leaves and spikelets of inconspicuous flowers