DCHP-1 Online
white grouse † 
a rock or willow ptarmigan, in winter plumage.
See also: white partridge willow ptarmigan
- 1823 The White Grouse of the countries round Hudson's Bay, are inhabitants of the plains, where bushes of willows abound, on the buds of which they support themselves.
- 1929 . . . the white grouse is another useful addition to the larder. . . .
- 1959 Willow Ptarmigan [is also called] white grouse ("Hudson Bay," B.C.). . . .
- 1959 Rock Ptarmigan [is also called] white grouse ("Hudson Bay").
- 1823 The White Grouse of the countries round Hudson's Bay, are inhabitants of the plains, where bushes of willows abound, on the buds of which they support themselves.