MEMOIRS OF THE NEW YORK BOTANICAI. GARDEN. 233 



long, rather densely flowered ; bracts 5-8 mm. long, narrowly linear- 

 lanceolate or often nearly subulate, about twice as long as the pedi- 

 cels and almost as long as the calyx, silky-villous ; calyx silky-vil- 

 vous, only slightly gibbose above, the lower lip entire, the upper one 

 2-cleft; corolla 8-10 mm. long, glabrous; banner very broad, dark 

 blue with a light brown gibbosity in the middle, exceeded by the 

 dark blue wings, which are united in front ; keel lighter colored, 

 except the tip, strongly curved ; ovary silky ; ovules 4-6. 



Among loose rocks, on alpine peaks of southern Montana, at an 

 altitude of 2700-3300 m. 



Montana: Indian Creek, July 22, 1897, Rydbcrg d- Bessey, 

 4.44y (type) ; Old Hollowtop, Pony Mountains, July 7, 444^: Gal- 

 latin Peak, 1886, Tzvecdy, 1070; Belt Mountains, 1886, F. IV. An- 

 derson. 



Yellowstone Park: Electric Peak, Aug. 18, 1897, Rydberg & 

 Besscy, 4450; Mt. Holmes, 1884, Tzvcedy, jp and 60; Hoodoo Peak, 

 1897, P. Koch, 22. 



Lupinus Lyallii Gray, Proc. Am. Acad. 7: 334 [Man. R. M. 53; 

 Wats. Rev. 534; Bot. Cal. i: 122]. 

 This species is recorded from the Bitter Root Mountains by Coulter. 



Lupinus aridus Dougl. ; Lindl. Bot. Reg. 15 : 1242 [Man. R. M. 52 ; 



Wats. Rev. 533; Bot. Cal. i: 122]. 



Montana: Sources of Missouri (according to Coulter); Grass- 

 hopper Valley, 1880, Watson. 



Lupinus caespitosus Nutt. ; Torr. & Gray, Fl. N. Am. i : 379 



[Man. R. M. 52 ; Wats. Rev. 533]. 



Mountain sides, at an altitude of 2000-3000 m. 



Yellowstone Park: 1883, Miss Mary Compton; Mt. Wash- 

 burn, 1884, Tzvecdy, 62; East DeLacy's Creek, Jul}^ 10, 1897, 

 Rydbcrg (S: Besscy, 44^1 ; Yellowstone Falls, 1873, C. C. Parry, 



is- 



Lupinus pusillus Pursh, Fl. x\m. Sept. 468 [Man. R. M. 54; 111. 



Fl. 2: 270; Wats. Rev. 538; Bot. Cal. i: 125]. 



Prairies, plains and the lower hills, at an altitude of 1000-2000 m. 



Montana: Great Falls, 1886, F. W. Anderson, 80; 1888, R. 

 S. Williams, 214; Stillwater, 1889, Tzvecdy, j ; Gardiner, 1885, 

 J44; Fridley, 1887, 124; Custer Co., Afrs. I.ig/il ; Missoula, 1898, 

 M^illiaws ct- Griffith. 



Medicago sativa L. Sp. PI. 778 [Man. R. M. 54 ; Bot. Cal. i : 132 ; 

 111. Fl. 2: 272]. 



