99 
Kansas—Miami Co., J. H. Oyster, No. 2146 (1883); Topeka, B. 
B. Smyth, Nos. 315 and 345 4. (1888 and 1890); Fort Riley, 
E, E. Gayle, No. 487 (1892); Hiawatha, A. S. Hitchcock. 
Missouri—Cass Co., G. E. Broadhead (1863); Upper Missouri, 
Beck; Franklin, Th. Meehan (1871); Courtney, B. F. Bush 
(1891). , 
Colorado—Platte River, Coulter (1873). 
Mississippi—_n. Riehl (1846). 
Maryland—Jackson Co. (1864), collector unknown. 
Arkansas—N uttall (type); Pitcher; Abert (1840) ; Leavenworth ; 
between Illinois River and Neosho River, Engelman, No. 
1059 (1835). 
Indian Terr.—Between Fort Cobb and Fort Arbuckle, Palmer, No. 
103 (1868). 
Texas—Lindheimer, Nos. 157 and 373; Reverchon in Curtiss N. 
Am. Pl. No. 566; Wright. 
New Mexico—W right Nos. 968 and 969; Council Grove, Wislizenus, 
No. 415 (1846). 
Arizona—Sta. Rita Mts., Pringle, No. 282 (1881). 
Mexico—Berlandier, No. 1749. 
- 9. PSORALEA LINEARIFOLIA Torr. and Gray. 
Psoralea finearifolia Torr. and Gray, Fl. N. Am. 1: 300 (1838). 
Type in Heth. Gray. 
Erect, 3-6 dm. high, widely branching; stems not always 
glandular, glabrous or sparingly pubescent with appressed hairs ; 
stipules 3-7 mm. long, lanceolate or setaceous; leaves sessile or 
short-petioled, 1—3-foliolate; leaflets 2-6 cm. or more long, 2-3 
mm. wide, linear, rugose, glandular, glabrous or with a few ap- 
Pressed hairs ; peduncles 8-18 cm. long; flowers blue, loosely 
Scattered, 1-4 together on slender pedicels 4-8 mm. long ; bracts 
mm. long, ovate, acuminate; mature calyx campanulate, 4 rsouird 
ong, glandular, slightly pubescent, the lobes nearly equal; pod 8 
ish, - long, ovoid or oblong, glandular, with a short, stout, straight: 
'Sh beak ; seed flat, oblique, dark brown. . 
Nebraska Kearney, Mrs. A. A. Austin; Cafion near North Fork 
of the Platte River, Rydberg (1890). ye nae 
!ndian Terr__Between Fort Cobb and Fort Arbuckle, Palmer, No. 
| 102 (1868.) Comanche Plains on the Upper Canadian, 
Tow (1853), oe 
Bige- 
