276 FLORA OF MADRAS. [Hedysareae. 



scandent; leaves imparipinnate ; stamens diadelphous or monadel- 

 phous ; pod jointed if more than 1-seeded : 

 Leaflets exstipellate : 

 Stamens monadelphovis : 

 Anthers uniform; leaflets 4; slender herb with large ciliate 



bracts 14. Geissaspis. 



Anthers dimorphous : 



Calyx -tube short ; joints of pod glochidiate, 2-6 



15. Zornia. 

 Calyx- tube elongate, slender : 



Joints of pod small, 1-2, rugose, concealed among upper 



es 16. Stylosanthes. 



its of pod large, 1-3, netted, not separating, ripening 



, he earth . . Arachi s. 



{Stamen^ diadelphous, 9 and 1 ; anthers uniform : 

 Ovule solitary ; pod 1-jointed ; leaves 3-foliolate. . . 17. Lespede~a. 

 Ovules 2-4; pod 1-4-jointed ; leaves 1-3-foliolate 



18. Taverniera. 

 Stamens diadelphous, in 2 bundles of 5 each : 



Pod twisted, enclosed in the calyx, the joints orbicular, turgid 

 or flat ; calyx conspicuous, 2-lipped, usually bristly 



19. Smithia. 

 Pod straight, exserted from the calyx : 



Calyx 2-lipped ; water plants with many close leaflets : joints 



of pod close together 20. Aeschynomene. 



Calyx 5-toothed ; dry shrubs with few leaflets ; joints of pod 



oblong, far apart 21. Ormocarpum. 



Leaflets stipellate; stamens diadelphous, 9 and 1, sometimes 

 (Desmodiurti) monadelphous : 



Seed solitary, pod flattened ; leaflets small, 1-3-foliolate : 

 Racemes in terminal, capitate, plumose heads ; leaflets longer 



than broad 22. Leptodesmia. 



Racemes axillary, lax, with distant flowers ; leaflets broader 



than long 23. Eleiotis. 



Seeds 2 or more : 

 Pod not distinctly jointed, continuous within : 



Pod inflated; leaflets 3, obovate, small 24. Pycnospora 



Pod flat, very viscid-pubescent ; leaflets 3, rhomboid, large 



25. Pseudarthria. 

 Pod distinctly jointed : 



Pod twisted so that the joints come face to face : 

 Calyx accrescent, the teeth lanceolate, subequal 26. Lourea. 



