Definition of cotton grass in English:

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cotton grass


[mass noun]
A sedge which typically grows on wet moorlands in the northern hemisphere, producing tufts of long white silky hairs which aid in the dispersal of the seeds. Also called bog cotton.
  • Genus Eriophorum, family Cyperaceae
Example sentences
  • Two species of sedges that form cottony seed masses are called cotton grass.
  • The surrounding land drops down close to 2,500 feet, and possesses all the flora and fauna you'd expect from an Appalachian mountain range - mountain laurel, rhododendron, cotton grass, pine trees and all the deer you can fathom.
  • On one side of the water is a wide plain, speckled white with Arctic cotton grass.
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