110 LEGUMINOS^. (pulse FAMILY.) 



bearded. Legnme flattened. Seeds compressed, with a small and oval hilam. 

 — Twining herbs, with trifoliolate leaves, and axillary racemose flowers. 



1. D. multiflorus, Torr. & Gray. Perennial, pubescent; leaflets thin, 

 large, orbicular, abruptly acute ; racemes shorter than the leaves, many and 

 densely flowered at the summit of the stout peduncle ; upper lip of the calyx 

 entire ; keel nearly straight ; legnme 4 - 5-seeded. — Banks of rivers, near Mil- 

 ledgeville, Georgia, and westward. June and July. — Stem 5° - 10° long. 

 Leaflets 3' -6' in diameter. Flowers puiple. Legume 2' long, |' wide. 



37. PISCIDIA, L. J.*.MAiCA Dogwood. 



Calyx campanulate, 5-toothed. Keel obtuse. Vexillum rounded. Stamens 

 diadelphons at the base, monadclphous above. Style filiform, smooth. Legume 

 stipitate, linear, contracted between the seeds, furnished with four membranaceous 

 longitudinal wings. Seeds compressed. — Tropical trees. Leaves unequally- 

 pinnate. Flowers in terminal panicles.' 



1. P. Erythrina, L. Young branches, leaves, and panicle silky and 

 hoary, at length smoothish ; leaflets 7-9, oblong or obovate, abruptly acute, 

 straight-veined, distinctly petiolulate ; panicles axillary and terminal, many- 

 flowered, shorter than the leaves ; upper teeth of the calyx partly united ; leg- 

 ume 6-seeded. — South Florida. March and April. — A small tree. Leaves 

 deciduous. Corolla white, lined with red veins. Legume 2' long, the broad 

 wings wavy. 



38. BAPTISIA, Vent. 



Calyx campanulate, 4-cleft ; the upper lobe broader and mostly emarginate. 

 Vexillum roundish, with the sides reflexed ; wings and keel straight. Stamens 

 10, distinct, shorter than the wings, deciduous. Legume stipitate, oval or ob- 

 long, inflated, few-seeded, pointed with the persistent style — Erect widely- 

 branching perennial herbs. Leaves simple or palmately trifoliolate, withering- 

 persistent. Stipules deciduous or persistent, rarely wanting. Flowers showy 

 in terminal racemes, rarely axillary and solitary. 



* Leaves simple, sessile, or perfoliate. 



1. B. simplicifolia, Croom. Smooth ; leaves large, sessile, broadly ovate, 

 obtuse ; stipules none ; racemes numerous, terminal, many-flowered, sessile or 

 short-pedunded ; ovary villous and hoary ; legume small, ovate, coriaceous, 

 smooth. — Dry pine barrens near Quincy, Middle Florida. July. — Stem much 

 branched, 2° -3° high. Leaves 2'- 4' long. Flowers rather small, yellow. 

 Plant dries black. 



2. B. perfoliata, Brown. Smooth ; leaves perfoliate, oval or orbicu- 

 lar, glaucous ; sti])ules none ; flower axillary, solitary ; legume small, ovate, 

 coriaceous. — Drj* sandy soil, in the middle districts of Georgia and South Car- 

 olina. May. — Stem 2° high. Leaves 2' -3' long. Flowers small, yellow; 

 vexillum orbicular, emarginate, shorter than the wings and keel. Ovary and 

 style smooth. 



