FABACEAE. 89 



1. G. vesicarium (Jaeq.) Desv. Plants 1-4 m. tall: leaflets 24-52; blades 

 oblong, 1..1-4 cm. long, mucronate: calyx-lobes shorter than the tube: corolla 

 yellow (or black-purple in G. vesicarium atropurpurcum) : blades of the 

 standard reniform: pods oblong, 5-8 em. long, acuminate at both ends. — Pine- 

 lands and cultivated grounds. 



6. DAIiBEEGIA L. f. Shrubs. Leaflets solitary or rarely pinnate. 

 Racemes short. Calyx not 2-lipped, the 5 broad lobes short. Corolla white or 

 pink: standard with a suborbicular or reniform blade and a long claw. Free 

 portions of the filaments long. Pod lenticular. 



1. D. Ecastophylliun (L.) Taub. Shrub with wide-spreading or trailing 

 branches: leaflets 5-15 cm. long; blades ovate, oblong, or elliptic: calyx cam- 

 pauulate, becoming 3.5-4 mm. long: corolla white or pink; standard 3-9 mm. 

 long, the blades suborbicular: pods suborbicular, 2-3 cm. in diameter. — Coastal 

 sand-dunes and shore hammocks. — F. K. {Bah., Cuba, Ant.) 



7. ICHTHYOMETHIA P. Br. Trees. Leaflets several, pinnate. Panicles 

 thyrsoid. Calyx slightly 2-lipped: the upper lip notched: lower lip of three 

 broad lobes about equal in length. Corolla white or partially colored: standard 

 with a broad blade cordate at the base, and a short claw. Pods narrow, 

 4-winged. 



1. I. piscipula (L.) A. Hitehc. Tree: leaflets 7-9; blades oval or obovate, or 

 nearly ovate, 2-10 cm. long, undulate or shallowly toothed : calyx campanulate, 

 6-7 mm. long: petals white and partially striped with red: standard 14-16 

 mm. long, the blade suborbicular: pods 5-10 cm. long, the wings undulate or 

 incised.— Hammocks.— F. K. {Bah., Cuba, Jnt)— Jamaica-dogwood. 



8. AMORPHA L. Shrubs. Leaflets several or many, pinnate. Racemes 

 spike-like. Calyx 2-lipped, sometimes obscurely so. Standard erect, the broad 

 blade folded around the androecium and gynoecium. Wings and keel-petals 

 wanting. Filaments united at the base. Style pubescent, straight. Pod 

 turgid, nearly indehiscent. 



1. A. herbacea Walt. Shrub 3-8 dm. tall: leaflets 11-37; blades elliptic, 

 oblong, or oblong-ovate, 9-16 mm. long, obtuse: racemes clustered, 4-30 cm. 

 long: calyx about 4 mm. long, the two upper lobes broader and shorter than 

 the acute lower ones: standard broadly spatulate, 4-5 mm. long, varying from 

 violet-purple to white: pods 4-5 mm. long, gland-dotted. — Hammocks and ad- 

 jacent pinelands. 



9. PAROSELA Cav. Herbs or shrubs. Leaflets numerous, few or 3. 

 Spikes slender or stout. Calyx nearly regular, or the lower lobe elongate. 

 Petals purple or yellow, or white. Standard with a broad, often cordate, 

 blade. Wings and keel-petals with broad blades auricled on one side. Fila- 

 ments united nearly to the top. Pod oblique, mostly included in the calyx. 



1. P. domingensls (DC.) Heller. Plants 8-30 dm. tall, velvety-pubescent: 

 leaflets 9-21; blades oval, oblong, or cuneate, 4-8 mm. long: calyx silky, 

 exceeding the bract; lobes subulate: standard 5-6 mm. long; blade orbicular- 

 ovate, longer than the claw: pods 3-3.5 mm. long, hairy. — Hammocks. — 

 {Cuba, Ant.) 



10. PETALOSTEMON Michx. Herbs. Leaflets few or numerous. Spikes 

 dense. Calyx-lobes broad, or broad at the base. Standard with a short broad 

 blade. Filaments united to above the middle. Pod short, oblique, included in 

 the calyx. 



