Desmodium.~] LEGUMIN08AE. 343 



tawny ; pods slightly curved, slightly indented ventrally, 



1-'15 in. broad 15. rufescens. 



Pedicels filiform : 



Pedicels '4-'5 in. long, spreading ; flowers large ; leaflets 

 lanceolate, acute or slightly obtuse at apex, prominently 

 nerved, under- surf ace softly tawny-villous ; pods curved, 

 reticulate, glabrous, pale when dry, slightly indented veii- 



trally, '2 in. broad ..16. ivynaadense. 



Pedicels *15 in. long, erect ; flowers small ; leaflets elliptic or 

 obovate obtuse, indistinctly nerved, more or less pubescent 

 beneath ; pods straight, fragile, slightly indented ventrally, 



1 in. broad..., 17. polycarpum. 



Flowers in short racemes or axillary ; stamens diadelphous : 

 Leaflet 1, elliptic, cordate at base, emarginate at apex, up to 

 1'7 in. long, sparsely strigose beneath ; racemes up to 1 in. long, 

 crowded, the pedicels recurved, the calyx white- villous ; pod with 



1-3 joints, subglabrous 18. brachystachyum. 



Leaflets usually 1, sometimes 3, the side ones much smaller than 

 the terminal, the latter orbicular, cordate, 1-2 in. long and broad, 

 densely appressed white silky beneath ; racemes crowded, up to 

 1 in. long, pedicels reflexed ; calyx white- or tawny-villous ; pod 



with 3-5 joints, slightly pubescent % 19. retroflexum. 



Leaflets 3, small, never over 1 in. long ; trailing herbs : 



Flowers all axillary, 1-3 together ; pedicels % 35 in. long ; leaflets 

 obovate cuneate, truncate or emarginate at apex ; pods 

 3-5-jointed, straight on the dorsal, indented on the ventral 



suture; 'I in. broad , 20. triflorum. 



Flowers both 1-3 together axillary and 2-6 in small lax 

 racemes ; pedicels '5 in. long ; leaflets elliptic or obovate, 

 rounded at apex ; pods 4-5- jointed, straight on the dorsal, 

 indented on the ventral suture, *2 in. broad 



21. heteropJiyllum. 

 Flowers all in lax racemes : 



Joints of pod 1-2, longer than broad, the dorsal suture 

 straight, the ventral deeply indented ; leaflets obovate, 



emarginate; racemes lax, 6-8- flowered 22. Rottleri. 



Joints of pod 3-4, as broad as long, both sutures distinctly 

 indented ; leaflets very small and even minute, obovate ; 

 racemes terminal, filiform, with filiform pedicels 



23. parvifolium. 



Pods dehiscing in a continuous line along the ventral suture, the 

 5-10 joints not separating ; leaflets 3, the end one large, oblong- 



