94 
Kansas—-Manhattan, Kellerman (1890). 
Missoun—Lewis and Clarke (type of P. lanceolata); “Upper 
Louisiana” from Herb. Bradbury, in Herb. Camb. (type of 
P. ellipticum) ; Nicollet (18 39); Buckley (185 3). 
Colorado—Palmer; Colorado Springs, M. E. Jones, No. 142 (1878); 
Wolf and Rothrock, No. 181 (1873); Fritchy, No. 8 (1886). 
Anzona—Plains near Chirricalma, Lemmon (1881). 
2. PSORALEA MICRANTHA A. Gray. | 
Psoralea micrantha A. Gray; Torr. Pac. R. R. Rep. 4: 77 
(1856). Type in Herb. Columbia College. 
Assurgent, 3 dm. or more high, from a horizontal root or long 
slender rootstock of often 1 m.or more inlength; stems glabrous, 
with scattered brown glands, and often broadly-lanceolate or ovate 
scales at the base; stipules setaceous, varying in length; leaves 
3-foliolate, crowded; leaflets linear or filiform-linear, 1-5 cm. long, 
the basal ones oblong or cuneate-oblong; peduncles about the 
length of the leaves; flowers white or bluish in small heads oF 
loosely scattered in short spikes; bracts minute;. calyx some- 
what hirsute, glandular, the lobes about equal; pod globose, over 
5 mm. long, glabrous, light brownish with raised darker glands — 
and a straight, slender beak; seed 5 mm. long, globose, somewhat 
flattened when dry, brown, smooth and shining. 
Nebraska—Chimney Rock, H. Engelmann (1858) ; Fort Kearney, 
H. Engelmann (1858); Banner Co., Rydberg (1890); Kearney 
Co., Rydberg, No. 53 (1891). aS 
Kansas—Manhattan, Kellerman. eae 
Indian Terr—Last Camp on the Canadian, Bigelow (1853), tyP® _ ‘ 
Oklahoma Terr—Guthrie, Carleton, No. 1 51 (1891). ae . 
Arizona—Rusby (1883); Plains East of the San Francisco Mts., : : 
Lemmon (1884); East of Mt. Agassiz, Lemmon: - 
3. PSORALEA PurRSHI, n. sp. vas 
Lotodes ellipticum latifolium Kuntze, Rev. Gen. Pl.i. 193 (1891): 
not P. latifoha Torr. Type Empire City, M. E. Jones, No. 3825 : 
(1882). | | eae 
Assurgent, glandular throughout, 1-6 dm. or more high from _ 
a long slender rootstock, stems glabrous or often somewhat hit- 
sute at the base, scales ovate, scarious; stipules 5 cm. or more 
long, lanceolate; leaves 3-foliolate, 114-4 cm. long, obova 
_ cuneate or elliptical, or the uppermost nearly lanceolate and | 
_ much narrower, varying greatly in size and shape, retuse © 
