Crotalaria.'] LEGUMINOSAE. 287 



Branches usually 4-angled, rather stout ; racemes 3- 

 8-flowered, the flowers over '5 in. long; leaves charta- 

 ceous ; pod 1'2 in. long, with spreading silky hairs 



44. Clarkei. 



More or less stout shrubs or undershrubs, sometimes 

 herbaceous, usually with prominent stipules : 

 Stipules semi-lunate : 



Sterns and branches angular : 



Herbaceous ; branches, inflorescence and leaves 

 almost glabrous ; flowers usually blue ; pod 1-1'oin. 

 long, minutely pubescent ; leaves ovate-deltoid or 

 rhomboid, obtuse or acute; bracts and bracteoles 



minute 45. ver rucosa. 



Shrubby ; branches, inflorescence and leaves beneath 

 softly tomentose ; flowers yellow ; pod 1*5-2 in. long, 

 glabrous ; leaves large, elliptic-ovate or -obovate, 

 apiculate ; bracts and bracteoles ovate-lanceolate, 



acuminate, '2-3 in. long 46. lanata. 



Stems and branches terete, the uppermost sometimes 

 sulcate; pods sparsely pubescent, 10-12-seeded : 

 Corolla yellow ; leaves moderately thick : 



Large erect shrub, the branches, inflorescence and 

 undersurface of leaves rusty-villous ; standard 

 softly silky-villous without ; leaves ovate, obtuse 

 or emarginate, the transverse nervules many and 

 prominent on the pale undersurface ; stipules 



usually large 47. semperflorens. 



Low herbaceous undershrub, often semi-scandent, 

 the branches, inflorescence and leaf undersurface 

 appressed pubescent; standard only slightly villous 

 without ; leaves ovate or lanceolate, acute, mucro- 

 nate, the transverse nervules few and hardly pro- 

 minent on the pale undersurface; stipules small 



48. Walker i. 



Corolla blue or the standard pale yellow or white, the 

 wings blue ; a low undershrub, the brandies, inflor- 

 escence and undersurface of leaves appressed 

 puberulous ; standard glabrous without ; leaves 

 lanceolate, acute or acuminate, very thin ; transverse 

 nervules prominent 011 upper surface ; stipules small 



49. Heyneana. 

 . . . Stipules subulate or lanceolate, sometimes 0; stems and 



