102 
Wilcox (1888); Saunders Co., Rydberg (1889); Kearney, 
Jesse H. Holmes (1889); Valentine, J. M. Bates (1889); G. D. 
Swezey, No. 22. 
Utah—Capt. Bishop (1872). | : 
Kansas—Fort Riley, Gayle, No. 546; (1892) ; Good Land, Smyth, 
~ No. 337 (1892); Manhattan, Phoebe Haines. a: . 
Missouri—Pursh (type); Nuttall; Little Muddy River, Buckley; 
Th. A. Culbertson (1850); Franklin, Th. Meehan (1871). 
New Mexico—Fendler, No. 123 (1847); Cimarron River, Fendler, 
No. 137 (1847); also Fremont’s 3d Expedition, No. 15 (1845): 
12. PsoRALEA REVERCHONI S. Wats. 
Psoralea Reverchoni S. Wats. Proc. Am. Acad. 21: 447 (1886). 
Erect, branching, 6 dm. or more high, pubescent, the uppe — 
portion hirsute with appressed white hairs; stipules subulate, 
nearly equalling the petioles; petioles shorter than the leaflets, — 
leaves 3-5-foliolate; leaflets 114-314 cm. long, linear-oblong, acute 
at each end; flowers few in short, close spikes; bracts 1% oe 
long, broadly ovate, cuspidate with a cordate base, pubescent an© 
covered with brown glands; calyx 1-144 cm. long, gibbous, — 
glandular, hirsute, ciliate with white hairs, the lobes lanceolate, 
the lower one the longest. Fruit not seen. 
Texas—Johnson Co., Reverchon, Curtiss N. Am. Pl. 553 ” 
Hood Co., Reverchon (type). 
Indian Terr-—Between Fort Cobb and Fort Arbuckle, Palmer, N° 
72 (1868). 
13. PSORALEA CYPHOCALYX A. Gray. a 
Psoralea cyphocalyx A. Gray, Bost. Journ. Nat. Hist. 6: A 
(1850). Type in Herb. Gray. 1 oe 
Psoralea palmata Buckley, Proc. Phila. Acad. 451 (1861). Type : 
in Herb. Acad. Phila. d 
Caudex dilated below the summit into a globular tuber neatly ie 
2 cm. in diameter; stem 8 dm. or more high, erect, strigor 
pubescent, somewhat paniculate above; stipules linear, 1 ™- . ie 
less long; leaves 3~-5-foliolate, lower petioles as long as the Ls 
lets; leaflets 4-10 cm. long, 8 mm. wide, lanceolate-linear, glandu A 
lar, glabrous and rugose above, sparingly appressed strigose 
pubescent beneath; flowers scattered on a short spike ; pedice ; 
nearly 5 mm. long ; bracts ovate, cuspidate, about the length o 
pedicels ; calyx pubescent, conspicuously ciliate with white 
