MEMOIRS OF THE NEW YORK BOTANICAL GARDEN. 243 



Montana: Yogo, 1888, R. S. Williams, 637 \ Rock}^ Mts., 

 Niitiall. 



* Astragalus Macounii. 



Astragahis Robbinsii and var. occidentalis in part, of western re- 

 ports. 



Stem 5-6 dm. high, not', very stout, leafy, slightly striate and 

 finely puberulent ; stipules ovate-lanceolate, free ; leaves 5-10 cm. 

 long, very thin, odd-pinnate with 4-S pairs of obtuse oblong or (the 

 lower) oval leaflets 15—25 mm. long; raceme 4-10 cm. long on a 

 peduncle 10-15 cm. long; bracts linear, 2—3 mm. long; pedicels 3— 

 4 mm. long; calyx about 4 mm. long, black-hairv, lobes linear-sub- 

 ulate, about I mm. long ; corolla about 8 mm. in length, cream- 

 colored, tinged with purple; pod, including the stipe, about 2 cm. 

 long, membranous, black-hairy, acute at both ends, oval in cross- 

 section, neither suture sulcate, but the dorsal with a narrow inflexed 

 •edge. 



Is nearest related to the eastern A. Robbinsii, but is distinguished 

 by the longer more acute pods and the large thin leaves. 



British Columbia : Deer Park, Lower Arrow Lake, 1890, John 

 MacoJin, 2j (type, labeled Astragalus fi'igidns var. litoralis) ; Bow 

 River, 1885, Macoim. 



Montana: Sun River, 1887, R. S. Williams, //j; Flathead 

 River, 1883, Canby , yg. 



* Astragalus cuspidocarpus Sheld. Bull. Geol. & Nat. Hist. Surv. 



Minn. 9 : 147. 



Resembles A. 3Iissoii?-icnsis, but the shorter pods are abruptly 

 contracted into a point and the flowers are salmon yellow or ochro- 

 leucous tinged with purple. 



Montana: 1888, 7^. W. Anderson; Grafton, 1892, R. S. JJ71- 

 lianis (according to Sheldon). 



Yellowstone Park: Mammoth Hot Springs, 1893, F. If. Bur- 

 glehaus (according to Sheldon). 



Astragalus Missouriensis Nutt. Gen. 2: 99 [Man. R. M. 64; 111. 



Fl. 2 : 301]. 



On plains and hills, up to an altitude of 2000 m. 



Montana: 1882, Tzvccdy, ig2; Fridley, 1887, 134.; Gardiner, 

 1885, ^32; Great Falls, 1891, R. S. Williams, 7; Lewis and 

 Clarke Co., Mrs. Fannie Harzvood; Shields River, 1883, Scrib- 

 ner, 2yl. 



