106 
PHEASANT-TAILED GROUSE. 
The Tiger Lily. 
Lilium soperbum, Willd., Sp. PI.* vol. ii.p. 88. Pursh, Fl.Amer. Sept., vol. i. p. 280 
— Hexandria Monogynia, Limn. — Liliacas, Juss. 
This beautiful plant, which grows in swamps and moist copses, in the 
Northern and Eastern States, as far as Virginia, as well as in the western 
prairies, attains a height of four or five feet, and makes a splendid appear- 
ance with its numerous large drooping flowers, which sometimes amount to 
twenty or even thirty on a single stem. The leaves are linear-lanceolate, 
three-nerved, smooth, the lower verticillate, the upper scattered. The 
flowers are orange-yellow, spotted with black on their upper surface, the 
petals revolute. 
PHEASANT-TAILED GROUSE.— COCK OF THE PLAINS. 
Tetrao urophasianus, Bonap. 
PLATE CCXCVII.— Male and Female. 
Although the Cock of the Plains has long been known to exist within the 
limits of the United States, the rugged and desolate nature of the regions 
inhabited by it has hitherto limited onr knowledge of its habits to the cur- 
sory observations made by the few intrepid travellers who, urged by their 
zeal in the cause of science, have ventured to explore the great ridge of 
mountains thatseparate our western prairies from the rich valleys bordering 
on the Pacific Ocean. Two of these travellers, my friends Mr. Townsend 
and Mr. Nuttall, have favoured me with the following particulars respect- 
ing this very remarkable species, the history of which, not being myself 
personally acquainted with it, I shall endeavour to complete by adding some 
notes of Mr. Douglas. 
“ Tetrao Urophasianus , Pi-imsh of the Wallah Wallah Indians, Mak- 
esh-too-yoo of the Nezpercee Indians, is first met with about fifty miles west 
of the Black Hills. We lose sight of it in pursuing the route by the Snake 
