282 FLORA OF MADRAS. [Crotalaria.- 



Leaves orbicular-ovate to oblong, up to 1 in. long; pod *4 in. 

 by '3 in., covered sparsely with long stiff golden hairs, seeds 



up to about 20, rather small .8. biflora . 



Leaves orbicular, up to '6 in. long and broad ; pod *25-'3 in. 

 by nearly '25 in., covered thickly with short stiff pale hairs, 



seeds few, 1-4, large 9. globosa. 



Pod oblong : 

 Pod glabrous : 



Stipules absent ; flowers yellow : 



Pod '25 in. long, 8-10-seeded, shortly stalked ; branches 

 long, slender ; leaves ovate-cordate, prominently nerved, 

 3-*4 in. long, sparsely hirsute ; peduncles and pedicels 



filiform, 1-3-flowered 10. filipes. 



Pod '75 in. long, 16-20-seeded, nearly sessile ; branchlets 

 wiry; leaves ovate-oblong, not prominently nerved, 

 5-1 '5 in. long, densely appressed-hirsute ; peduncles 



slender, 1-4-fiowered 11. prostrata. 



Stipules present : 



Small prostrate herbs with small flowers about '25 in. 

 long; pod small, about *25 in. long, many-seeded: 

 Stipules minute, subulate ; leaves round, the base 

 cuneate, those in the centre about 1 in. long, those on 

 the radiating branchlets smaller, all glaucous beneath ; 

 flowers about 3-6 at the ends of slender peduncles, 



sparsely hairy 12. humifusa. 



Stipules lanceolate ; leaves orbicular- oblong, subcor- 

 date and unequal at base, up to 1 in. long, glaucous 

 beneath ; flowers in many -flowered, densely silky-haired 



racemes with short peduncles 13. acicularis. 



Larger suberect herb with larger flowers '5 in. long, 



rusty villous; pod over 1 in. long, very many- seeded: 



Stipules lanceolate, long acuminate ; leaves obovate- 



oblong, obtuse, mucronate, pale beneath, up to 2 in. 



long ; flowers in lax racemes 4-5 in. long 



14. ferruginea. 



Pod hairy, except var. of C. Fysonii ; leaves stipulate: 

 Flowers small, under '3 in. long, the corolla -longer 

 than calyx ; trailing herbs with stems up to 2 ft, long 

 and very variable membranous leaves from.: orbicular 

 to oblong and even lanceolate, usually obtuse ; racemes 

 3-8-flowered ; pod '75 in. long, reflexed, softly hairy . 



15. evolvuloides. 



