354 PAPILIONACEAE — 
often of two kinds (staminate and pistillate, and pistillate only), the 
former with purplish corolla, the latter without petals or with minute 
ones. Pods of a single, one-seeded joint, lens-shaped. Keel of the corolla 
very obtuse. 
All the flowers having stamens and pistils, corolla yellowish or whitish, flowers 
in dense spikes or heads. 
Leatlets: broadly oval or mearly-round 2. 2 2) 2 9. 2 © os (=) weaunmee 
Leaflets oblong or narrowly oblong . . . .« .« « « « « &, captiaia 
Leaflets linear ih “noi Noel Kor bbrer, ce Lcalw Nate Bon Wes Us a Pale ciulee LU aCe 
Flowers purple, of 2 kinds, those which are perfect (stamens and pistils) but 
seldom fertile. The smaller, pistillate only, with very small or no petals. 
Plants trailing or procumbent; 
Leaves covered with woolly hairs . . . . « «+«, « « EL. repens 
Leaves not ‘very hairy...) % se) sn fed ee ie) Ue.) oP RO CHIE ES 
Plants not trailing or procumbent; 
Leaves) linear! .. 6) ls) es he. SER Cops ee) at, (oat cm ET 
Leaves oblong; 
Flower stalks slender, longer than the leaves; 
Inflorescence in compact, elongated heads; 
Plant not velvety above . . . . L. Nuttalli 
Plant decidedly velvety above . . . L. Brittonii 
Inflorescence loose clusters, few flowered . L. violacea 
Flower stalks shorter than the leaves; : 
Leaves downy on both sides . .. . . L. Stuvet 
Leaves downy only on lower side . . L. frutescens 
l. L. hirta, (L.) Ell. (Fig. 8, pl. 79.) Harry Busu-crover. Erect, 
hairy, somewhat shrubby. Stems scarcely branching, 2 to 4 ft. high. 
Leaf stalks not as long as leaves. Leaflets broadly oval or nearly round, 
Clusters of flowers in elongated cylindric dense heads, All the flowers 
perfect, reddish-white. Calyx teeth as long or longer than the lens-shaped 
pod. Dry woods, New Jersey and southward. Aug.-Sept. 
2. L. capitata, Michx. (Fig. 5, pl. 79.) RouND-HEADED BUSH-CLOVER. 
Erect, hairy, half-shrubby, stems with few or no branches, 2 to 5 ft. 
high. Leaves on short leaf-stalks, leaflets narrow, elliptic, 1 to 14 in. 
long by } as wide, blunt at each end. Flower clusters of dense rounded 
or oblong heads; flowers yellowish-white with a purple spot on the stand- 
ard. Dry soils, New England and southward, Aug.-Sept. 
3. L. angustifolia, (Pursh.) Ell. (Fig. 1, pl. 79.) NARrRow-LEAVED 
Busu-cLover. Erect, simple or somewhat branched above, somewhat 
downy,.2 to 3 ft. high. Leaves on very short leaf-stalks, leaflets narrow, 
linear, 1 to 14 in. long, blunt at each end. Flower stems considerably 
longer than the leaves, clusters rounded or somewhat cylindric, flowers 
whitish. Calyx teeth longer than the pod. Dry sandy soil. Aug.-Sept. 
4. L. repens, (L.) Bart. CREEPING BuUSH-CLOVER. Stem prostrate, 
spreading, smooth or slightly hairy. Leaflets oval or pear-shaped, rounded 
at apex, generally narrow at base. Flower stems thread-like, few flow- 
ered, the lower flowers being without petals. Petalous flowers purple. 
Dry soils. Aug.-Sept. 
5. L. procumbens, Michx. (Fig. 4, pl. 79.) TRaArmLIna BuSH-CLOVER. 
Stems procumbent, spreading, with silky hairs. Leaflets oval or nearly 
round, upper surface with few or no hairs, lower surface pubescent. 
Petalous flowers violet. Dry soils. Aug.-Sept. 
6. L. Nuttallii, Darl. (Fig. 9, pl: 79.) NuTTaLy’s BUSH-CLOVER. 
Erect. or somewhat reclining, downy, 2 to 3 ft. high. Leaflets oval to 
rounded, obtuse at each end or aith a notch and a terminal bristle at 
apex, smooth above, silky beneath. Flower stems mostly exceeding the 
