2 FLOKA OF JAMAICA Pa^pilionatce 



Leaves pinnate with an odd leaflet; 

 Leaves with 1-3 leaflets. 



Pod jointed • §4. 



Pod not jointed. 



Leaflets with conspicuous stipels §8. ••. 



Leaflets generally without stipels. ' ' •• 



*. Stamens numerous, all distinct! Petal 1 .... §12. 

 Stamens 10 (or 9), only one sometimes distinct. 



Leaflets with glandular dots beneath §9. 



Leaflets without glandular dots. 



Trees or shrubs §10. Dalbergiox 



Herbs woody below §3. Indigofera. 



Leaves with 5 to several leaflets. 



Pod jointed ; §4. ^schynoniene. 



Pod not jointed. 



Stamens 10, all distinct. Shrubs or trees §11. 



Stamens 10 or 9, one only sometimes distinct. 



Stems twining § 8. Clitoria. 



Stems not twining. 

 Herbs or shrubs. Stamens 9 in one bundle, 



one JtswaiZ?/ distinct .§3. 



Trees or shrubs, branches sometimes 

 twining. Stamens in 1 or 2 bundles, 



one sometimes more or less distinct § 10- 



Leaves abruptly pinnate. 



Leaves with 2 pairs of leaflets. Pod burying itself 



in the earth § 5. 



Leaves with several pairs of leaflets. 



Leaves with a tendril §6. 



Leaves without tendrils. 



Branches twining §7, 



Branches not twining §3. Sesbania. 



KEY TO GENERA. 



§ 1. Herbs or shrubs (not twining). Leaves simple or 

 digitate, with 3 or 5 leaflets, or reduced to spines. 

 Flowers various. Pod 2-valved, inflated in Crota- 

 laria. 



Leaves simple, or digitate with 3 or 5 leaflets ... 1. Crotalaria. 



[Leaves reduced to spines Ulex.] 



§2. Herbs. Leaves digitately3-foliolate, leaflets denti- 

 culate. Flowers in heads. Pod small, enclosed 

 in the withered calyx and corolla, not opening 2. Trifolium. 



§ 3. Herbs (woody below) or shrubs, not twining, some- 

 times arborescent (in Sesbania). Leaves impari- 

 pinnate (usually 5 or more leaflets) or abruptly 

 pinnate (in Sesbania). Flowers in racemes, axil- ; 



lary, terminal, or opposite the leaves. Pod 2-valved, 

 or sometimes scarcely opening (in Sesbania). 

 Racemes axillary. 



Leaves imparipinnate 3. Indigofera. 



Leaves abruptly pinnate 5. Sesbania. 



Racemes terminal and also axillary, or opposite 



the leaves 4. Tephrosia. 



[Racemes appearing before the leaves Gliricidia.] 



