104 
Erect, 4-6 dm. or more high, stout, branching, glabrous below, 
more or less canescent above; stipules 1-2 cm. long, lanceolate- 
subulate; leaves 5-foliolate on petioles not longer than the leaflets ; 
leaflets 2-4 cm. long, elliptical-oblong, glandular, glabrous above, 
canescent beneath; flowers short-pedicelled, crowded in se 
dense, 3-5 cm. long spikes on peduncles that are longer i € 
leaves; bracts 1%4-2% cm. long, lanceolate, cuspidate, excee my : 
the glandular calyx; ‘calyx ciliate or gibbous on the upper pe 
wide at the sinuses, the two upper lobes shorter than the attenuate, 
triangular-lanceolate lower ones; pod glabrous, about 8 mm. lone : 
with a short recurved beak, entirely enclosed in the calyx; see 
elliptical, 5 mm. long, black or brownish, shiny. 
North West Terr.—St. Peter’s, Parry (1848); Nicollet, No. 170 
(1839). 
Dakota—« Upper Missouri River,” Buckley (1853). 
Kansas—Smoky Hill Fork, Parry, No. 34 (1867); Morton Co., 
M. A. Carleton, No. 148 (1891); Guerney (1891). ; 
Nebraska—Mouth of the Yellowstone, Hayden, No. 407 (1854); _ 
Lndian Terr.—Plains of the Canadian, Bigelow. | 
Arkansas—Leavenworth. ee 
Zexas—Buckley, Drummond, No. 124; Industry, Lindheimer, : 
No. 198 (1844); also No. 372 and 340 (1845); Austin, - 
Hall, No. 122; Dallas Co;; Reverchon in Curtiss, N. Am. Pi, s 
No.563 **, oe 
New Mexico—Ch. Wright (1851); Cimarron River, on the Santa — 
Fe road, Wislizenus, No, 450 (1846); also Frémont, No. 17! | 
(1845), no locality. i 
16. PSORALEA PENTAPHYLLA L. 
Psoralea pentaphylla ¥... Sp. Pl. 764 (1753). i 
Decumbent or assurgent, from long and_ tuberous re g 
stocks, stems branching from the base, 1-2 dm. or more Mie: 
glandular and more or less hirsute, with short rigid appressed ‘es 
hairs; petioles 3-5 cm. long; stipules 3 mm. long, an ae : 
leaves 3-5-foliolate; leaflets 1—2 % cm. long, 3-7 mm. wie 
ceolate, sparingly hirsute on both surfaces, less so above; P “ate 
cles much shorter than the leaves ; flowers 3-8 together in Ce 
racemes; bracts minute, ovate ; calyx-lobes lanceolate, acute > 4 
over I cm. long, hirsute, the straight beak fully half the len + 
the pod: seed 5 mm. long, elliptical or nearly orbicular, gray 
