LEGUMINOS&. (PULSE FAMILY.) 115 
* * Stamens 5-10: anthers all perfect: sepals acute: stipules persistent. 
6. C. Chameecrista, L. Annual; stem smooth or rusty-hairy ; leaflets 
small, numerous, linear-oblong, mucronate; stipules acuminate, nerved ; flowers 
borne above the axils, large, clustered, on long pedicels ; anthers 10; style slen- 
der; legume linear, nearly straight. — Dry barren soil, Florida to Mississippi, and 
northward. July and August. — Stem 19-11? high. Part of the petals often 
purple at the base. s 
7. C. nietitans, L. Annual; pubescent; leaflets numerous, oblong-linear ; 
stipules and bracts subulate ; flowers small, 2-3 in a cluster above the axils, on 
snort pedicels; petals unequal; stamens 5, nearly equal. 
Var. aspera. (C. aspera, Ell) Hirsute; stamens 7-9, very unequal; ovary 
very hairy; flowers larger. — Dry old fields, Florida to North Carolina, and 
westward. August.— Stem 1° high, often prostrate, Leaflets about 40, sensi- 
tive, like those of the preceding species. 
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44. GLEDITSCHIA, L. Honer-Locusr. 
Flowers polygamous. Sepals 3— 5, united at the base, spreading. Petals as 
many, or less by the union of the 2 lower ones. Stamens 3 — 5, distinct, inserted 
with the petals on the base of the calyx. Legume stipitate, flat, 1 - many-seed- 
ed. Seeds compressed. — Thorny trees. Leaves abruptly 1 —2-pinnate, with 
oblong serrate leaflets. Flowers small, greenish, in short spikes. 
1. G. triacanthos, L. Leaflets lanceolate-oblong; thorns mostly com- 
pound ; legume very long, many-seeded, pulpy within. — Rich woods, Florida 
to Mississippi, and northward. Juneand July.— A large tree. Legume 12/—18! 
long, 1’ wide, twisted. 
2. G. monosperma, Walt. Leaflets ovate or oblong; thorns mostly 
simple ; legume short, obliquely oval, 1-seeded, not pulpy. — Deep river swamps, 
Florida to Tennessee, and westward. July.— A small tree. Legume 1! long. 
SUBORDER IM. MEMOSEZE. Mmosa FAMILY. 
45. MIMOSA, L. SENsITIVE-PLANT. 
Flowers polygamous. Calyx minute, 4-5-toothed. Petals united into a 
4-5-cleft tubular-campanulate corolla. Stamens 4-15, distinct, much exsert- 
oe Legume compressed, mostly jointed, 1-many-seeded; the broad valves 
separa ting at maturity from the persistent margins. — Herbs, shrubs, or trees. 
Leaves bifinnate, sensitive. Flowers white or rose-color, capitate or spiked, on 
axillary peduncles, a pi ee 
1. M. strigillosa, Torr.'& Gray. Herbaceous and rough with scattered 
appressed rigid hairs; stem prostrate ; leaves long-petioled ; pinnse 5— 6 pairs; 
LJ 
