120 LEGUMINOS.E. (PULSE FAMILY.) 



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

 keel nearly straight; legume 4-5-seeded. Banks of rivers, near Milledge- 

 ville, Georgia, and westward. June -July. Stem 5 -10 long. Leaflets 

 3' - 6' in diameter. Flowers purple. Legume 2' long, ^' wide. 



36. PISCIDIA, L. JAMAICA DOGWOOD. 



Calyx campauulate, 5-toothed. Keel obtuse. Vexillum rounded. Sta- 

 mens diadelphous at the base, monadelphous 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 brandies, 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 tliau the leaves; upper teeth of the calyx partly united; 

 legume 6-seeded. South Forida. March -April. A small tree. Leaves 

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

 wings wavy. 



37. ECASTAPHYLLUM, P. Browne. 



Calyx campauulate, unequally 5-toothed. Vexillum orbicular. Stamens 

 8 or 10, diadelphous. Ovary stipitate, 2-ovuled. Style short and slender. 

 Legume orbicular, compressed, mostly 1-seeded. Tropical shrubs, with pin- 

 nate leaves,' and small flowers in short axillary panicles. 



1. E. Brownei, Pers. Stem branching ; leaf reduced to a single ovate 

 acute leaflet, pubescent above, pale and velvety beneath; panicles cluster-like, 

 shorter than the petiole ; corolla white ; legume 1-seeded. Banks of rivers, 

 South Florida. Nov. Shrub 4 - 8 high. Leaflet 3' - 5' long. 



38. BAPTISIA, Vent. 



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

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

 mens 10, distinct, shorter than the wings, deciduous. Legume stipitate, mnl 

 or oblong, 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. Flow- 

 ers showy in terminal racemes, rarely axillary and solitary. 



* Leaves simple, sessile, or perfoliale. 



1. B. simplicifolia, Groom. Smooth; leaves large, sessile, broadly 

 ovate, obtuse; stipules none; racemes numerous, terminal, many-flowered, 

 sessile or short-peduncled ; 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 orbicular, 

 glaucous; stipules none; flower axillary, solitary; legume small, ovate, cori- 

 aceoiis. Dry sandy soil in the middle districts of Georgia and South Caro- 



