LEGUMINOS&. (PULSE FAMILY.) 97 
15. GLOTTIDIUM, Desv. 
Calyx campanulate, obliquely truncate, 5-toothed. Vexillum short, reniform. 
Stamens diadelphous (9 & 1). Style short, incurved at the apex. Stigma 
acute. Legume oblong, stipitate, compressed ; the membranaceous endocarp 
at length separating from the coriaceous epicarp, and enclosing the two oblong 
seeds. — A tall smooth-branching annual, with abruptly pinnate leaves, and yel- 
low flowers in axillary often compound racemes. 
1. G. Floridanum, DC. (Sesbania vesicaria, Spreng.) — Damp soil, 
Florida to South Carolina, and westward. August. — Stem 29 -8° high. Leaf- 
lets numerous, oblong-linear. Legume 1/- 2! long. Plant yellowish-green. 
16. SESBANIA, Pers. 
Calyx 2-bracted, campanulate, equally 5-toothed. "Vexillum roundish. Keel 
obtuse. Stamens diadelphous (9 & 1); the tube toothed at the base. Legume 
slender, elongated, knotted. — Herbs or shrubs. Leaves abruptly pinnate. Leaf- 
lets numerous. Flowers yellow or reddish, in axillary racemes. 
1. S. macrocarpa, Muhl. Annual, smooth ; leaflets oblong-linear, ob- 
tuse, mucronate; racemes shorter than the leaves, 1-4-flowered ; legume curved, 
compressed, 4-sided, many-seeded. — Swamps, Florida to South Carolina, and 
westward. August and September. — Stem 59-129 high. Legume 8/-12! 
long, pendulous. Flowers TUM and red, dotted with purple. 
17. ASTRAGALUS, L. Miri Viros: 
Calyx 5-toothed ; the 2 upper teeth separated. Vexillum as long as the wings 
and obtuse keel. Stamens 10, diadelphous. Legume commonly turgid, few - 
many-seeded, usually partly or completely 2-celled by the introversion of one or 
both of the sutures. — Herbs with unequally pinnate leaves, and axillary spiked 
or racemose flowers. 
* Legume partly or completely 2-celled by the introversion of the dorsal suture. 
1. A. Canadensis, L. Tall, pubescent; leaflets 21-31, oblong, obtuse; 
stipules ovate, clasping ; peduncles as long as the leaves, closely many-flowered ; 
calyx-teeth subulate; legume inflated, oval, terete, 2-celled.— Mountains of 
Georgia and North Carolina, and northward. June-August. 4 — Stem 39-39 
high. Leaflets 1'—13/long. Flowers $' long, pale yellow. 
2. A. glaber, Michx. Stem tall, nearly smooth; leaflets 15- 25, Sag 
linear, pubescent beneath; stipules minute, spreading; spikes longer than the 
leaves, loosely many-flowered ; calyx-teeth broad and short; legume curved, ob- 
long, flattened edgewise, 2-celled. —Dry pine barrens, Florida to North Caro- 
lina April. l} — Stem 2° high. Leaflets 6" —8" long. Flowers white. 
3. A. obcordatus, Ell Smoothish; stems prostrate ; leaflets be 
17-25, obcordate; peduncles as long as the leaves, loosely 8—15-flowered; - 
crescent-shaped, compressed, veiny, partly 2-celled. — Dry san 
rens, Florida, and the lower parts of Georgia. April-June. 14,—Ste 
- Tong. A ee Peers 
9 
