43. PAPILIONACJSJE. [ 1. Ceotalibu. 



Note. — The genera with free stamens and pinnate leaves, being those 

 most nearly related to other families of the order LegnminossB, should 

 logically have been plaoed first. The above key is somewhat artificial. 



1. Crotalaria, U Sakesing, K. ; Jhunka, S. 



Herbs or shrubs with simple or 3- rarely 5-foliolate 

 leaves. Flowers yellow in terminal or leaf-opposed racemes. 

 Corolla equalling or exceeding the calyx with a characteristic 

 up-curved beaked keel formed of the connate anterior petals. 

 Keel as long as the wings. St. 1-adelphous with dimorphous 

 anthers. Pod inflated, continuous, within, linear or oblong, 

 usually many-seeded. 



Most of the genus yield a strong fibre. 

 I. L. trifoliolate or 5-foliolate. 



Undershrnb 2-1 ft. high. L. 3-foliolate . . , 1. striata. 



Annual 2-4 ft. high with 5, rarely 3 linear lfits. . 2. quinque folia. 



A diffuse weed with siib-srlobose 2-seeded pods . medicaginea. 



II. L. simple or 1-foliolate. 



A. Fls. in long terminal (and lateral) leafless 



racemes, bracts minute (exc. in sericea) 



1. A stout quite glabrous herb with glabrous 



pods and showy fls 3. tericea. 



2. More or legs silky. 



Shrubby. Calyx \-%", pods velvety . . 4 juncea. 



Slender 1-3 ft. Calyx | v , upper calyx-lobes 

 distinct 5. albida. 



Slender £-2 ft. Calyx under \", upper calyx* 

 lobes connate $. linifolia. 



B. Fls. in short terminal (and lateral) few-fld. or 



capitate racemes. Bracts sometimes folia- 

 ceous. 



Calyx! f-1" long. Stipules minute deciduous '• 7. calycina* 

 Calyx under f long. Stipules persistent linear 



H 7 8. mysorentis. 



Calyx under |* long. Stipules ... 9. hirta, 



311 



