a 
107 
Zexas—West of the Brazos River, Reverchon ; Lindheimer, No. 
594; Wright, No. 115; Parry (1867), labelled P. esculenta ; 
Wright, No. 115 (1849), labelled var. scaposa ; near Austin, 
Buckley (1860). : oe 
New Mexico—Upper Canadian, A. Gordon (1848) ; Cold Spring, 
South of Cimarron River, Wislizenus, No. 478 (1846). 
19. PSORALEA SUBACAULIs Torr. and Gray. 
Psoralea subacaulis Torr. and Gray, Fl. N. Am. 1: 302 (1838). 
Type apparently lost. 
Nearly acaulescent, 1-2 dm. high from a long subterranean 
stem, root oblong-fusiform, tuberous, 5-11 cm. long; stem and 
ase of plant covered with large, yellowish, scarious scales; petioles 
and peduncles villous with silky white spreading hairs; leaves 5— 
7-foliolate ; stipules 1-2 cm. long, ovate-lanceolate; leaflets 1%-3 
cm. long, 6-8 mm. wide, obovate-oblong, obtuse or acutish, 
minutely glandular, glabrous except the ciliate margins and the 
appressed white-hirsute midvein beneath; peduncles as long or 
onger than the leaves; flowers purple; bracts ovate-lanceolate, 
1-1 cm. long, ciliate ; calyx densely hirsute with white hairs, 
the lower lobe spatulate, obtuse, the others acutish and shorter. 
Tuit not seen. . : ° 
Tennessee—Near Nashville, Gattinger, in Curtiss, N. Am. Pl., No. 
559, from the original* locality, where Dr. Roane first collected 
it; near Nashville Lesquereux (1855); near Nashville, G. H. 
, 
Hubbard, No. 559 (1880). 
20. PSORALEA CALIFORNICA S. Wats. 
Psoralea Californica S. Wats. Proc. Am. Acad. 12: 251 (1876). 
Type in Herb. Gray. 
Psoralea mephitica S. Wats. Proc. Am. Acad. 14: 291 (1879). 
Type in Herb. Gray. : ; 
Root ligneous, 10 cm. or more long; stems 1-2 dm. Os 
“n several from the same root, with a few scarious scales, 
_}PParently acaulescent, but spreading or decumbent, pina Pe: Se 
§ from the base, villous with more or less spreading 
Tanchin 
White hairs 
Dvate, scari 
ets 2-3 com. long, 1-2 cm. wide, rhomboid-obovate or 2 
ancate-obovate, obtuse or retuse, sometimes apiculate, at il ed pore 
Pubescent on both surfaces with appressed short white hairs : 
7 Tet. & Gray Fi, N, Am, ni gee: Se - . 
especially so on the inflorescence ; stipules broadly 
ous; leaves 5-foliolate, on petioles 5-10 cm. long; 
