92 LEGUMINOSJE. (PULSE FAMILY.) 
wrinkled, 1-seeded, indehiscent, included in the calyx. — Perennial usually 
glandular herbs. Stipules cohering with the petioles. Flowers axillary or ter- 
minal, purplish or white, racemose or spiked. 
* Leaves 1— 3-foliolate. 
1. P. virgata, Nutt. Smoothish ; stem virgate, sparingly branched ; leaves 
very remote, l- (or the lowest 2-3-) foliolate ; leaflets linear or oblong-linear, 
obtuse, the lower ones broader and long-petioled ; stipules setaceous; peduncles 
much shorter than the leaves; spikes dense, cylindrical; bracts ovate, acumi- 
nate, and, like the calyx, glandular and hairy ; corolla violet. — Near St. Mary's, 
Georgia, and the adjacent parts of Florida. July.— Stem 2° high. Leaflets . 
2! — 5! long. 
2. P. melilotoides, Michx. Glandular and sparingly pubescent ; leaves 
trifoliolate ; leaflets oblong-lanceolate orelliptical; stipules subulate; spikes ob- 
long, on peduncles 2-3 times as long as the leaves; bracts ovate, acuminate, 
veiny; corolla violet; legume rugose. — Var.1. (P. eglandulosa, E/L) Gland- 
less or nearly so ; bracts ovate-lanceolate, and, like the calyx, villous. — Dry soil, 
Florida to Tennessee, and westward. May and June. — Stem. 19 — 29. high. 
Leaflets 1' — 2! long. : 
3. P. Onobrychis, Nutt. Pubescent; leaves trifoliolate ; leaflets ovate, 
acuminate ; racemes elongated, somewhat secund ; calyx glandular, the teeth 
small, obtuse, equal; legume ovate, muricate, wrinkled transversely. — Near 
Spartanburg, South Carolina. June and July. — Stem 39 —59 high. Leaves 
very large. 
4. P. canescens, Michx. Hoary-pubescent ; lower leaves trifoliolate, the 
upper simple, short-petioled ; leaflets obovate, glandular; racemes longer than 
the leaves, few-flowered ; calyx inflated ; flowers blue, turning greenish ; legume 
even. — Dry pine barrens, Florida to North Carolina. April and May. — Stem 
bushy, 2° high. Resembles a Baptisia. — 
* * Leaves palmately 5 — 7-foliolate. 
5. P. Lupinellus, Michx. Smooth; stem slender, declining, sparingly 
branched; leaflets filiform; racemes longer than the leaves, loose-flowered ; 
flowers violet ; legumes rugose. (P. Floridana, Shuttl.) — Dry pine barrens, Flor- 
ida to North Carolina. May and June. — Stem 2° long. Leaflets X — 3 long. 
6. P. subacaulis, Torr. & Gray. Nearly stemless ; peduncles, petioles, 
and calyx white with spreading hairs; leaves 7-foliolate, long-petioled ; leaflets 
obovate-oblong, smoothish above, fringed on the margins and midrib beneath : 
peduncles longer than the leaves, rigid ; spikes. dense, ovate or oblong; bracts 
‘ovate, acuminate ; calyx-teeth obtuse. — Rocky hills, near Nashville, Tennessee. 
April and May. — Leaflets l'long. Peduncles 4/-6/long. Flowers numerous, 
purple. 
ix * * * Leaves pinnate. peod 
7. P. multijuga, Ell. Stem branching ; leaflets numerous (9-10 pairs), 
oblong-lanceolate, obtuse, pubescent ; spikes oblong; bracts small, membrana- 
 ceous, without glands. — Abbeville District, South Carolina. — Stem 19 99 high. — 
* 
