D1ADELPHIA DECANDRIA. 
195 
adnatse v Vexillum 
breve. Legumen 
monospermum, calyce 
brevius. 
1. Cliffortiana. 
D. spicis oblongis, 
confertis,pe dunculati s, 
terminalibus, sericeis ; 
bracteis calycis longi- 
tudine ; fob is subsex- 
jugis, lineari-cuneatis, 
retusis, apice subden- 
tatis. 
the stamens. Vexil~ 
lum short. Pod one 
seeded, shorter than 
the calyx. 
Spikes oblong, 
crowded, pedunculate, 
terminal, silky ; brac- 
teas as long as the ca- 
lyx ; leaflets (about 6 
pair,) narrow, cuneate, 
retuse, toothed near 
the summit. 
Sp. pi. 3. p. 1336. Pnrsh 2. p. 474. 
Annual. Stem 1 1-2 — 3 feet high, erect, glabrous. ""Leaves 4, 5, or 6 
pair, leajlets narrow, cuneate, retuse, slightly toothed near the summit. 
Spikes 1 — 2 inches long, solitary, terminal. Bracteas as long as the ca- 
lyx, lanceolate, glabrous, fringed along the membranaceous margin. Ca- 
lyx hairy, teeth subulate. Corolla blue. Willd. 
This plant with which I am unacquainted, I have inserted on the doubt- 
ful authority of Pursh. Willdenow describes it as a native of Terra Fir- 
ma ; Nuttall quotes it under his D. Alopecuroides, a native of Louisiana, 
on the borders of the Mississipi. 
PSORALEA. Gen. Pl. 1210. 
Calyx 5-dentatus, 
punctis callosis ad- 
spersus. Stamina di- 
adelpha. Legumen 
monospermum, subro- 
stratum, evalve, ca- 
lycem aequans. 
1. Canescens. Mich 
P. tota canescens ; 
foliis breviter petiola- 
Calyx 5-toothed, 
sprinkled with callous 
dots. Stamens dia- 
delphous. Pod 1- 
seeded, slightly beak- 
ed, without valves, as 
long as the calyx. 
Hoary ; leaves on 
short footstalks, trifo- 
