278 FLORA OF MADRAS. [Phaseoleae. 



Stamens monadelphous, at first at any rate; stipules and 

 bracts small, deciduous : 



Pod not hooked at the apex ; anthers all fertile ; leaves 



3-7-f oliolate 35. Gly cine. 



Pod conspicuously hooked at the apex ; 5 alternate anthers 



sterile ; leaves 3-f oliolate 36. Teramnus. 



Nodes of raceme more or less swollen, scarcely apparent in 

 Galactia : 



Petals very unequal in length : 



Trees ; anthers uniform ; standard exceeding the keel and 



wings 37 Erythrina. 



Climbing shrubs ; anthers dimorphous ; keel exceeding the 



wings and standard 38. Mucuna. 



Petals nearly equal in length : 

 Stamens cliadelphous : 



Herbs ; pod linear, 2-valved, many-seeded 39. Galactia. 

 Trees or shrubs ; pod woody, lower part thin, seedless, 

 indehiscent, end part 1-seeded, subdehiscent : 



Flowers large, racemose 40. Butca. 



Flowers small, panicled 41 . Spath olobu s . 



Stamens monadelphous : 



Upper lip of calyx large, lower minute ...42. Canavalia. 

 Calyx campanulate, teeth subequal, the upper 2 connate 



43. Pueraria. 



Style bearded below the stigma ; stamens diadelphous : 

 Stigma oblique : 



Keel spiral 44. Phaseolus. 



Keel not spiral 45. Yigna. 



Stigma terminal : 

 Petals very unequal in length ; flowers large, blue 



46. Clitoria. 

 Petals equal in length ; flowers yellow, pink or purple 



47. Dolichos. 



Leaves gland-dotted beneath ; stipels often wanting ; nodes of 

 raceme not swollen ; style not bearded below the stigma : 

 Ovules 3 or more : 



Pod depressed outside between the seeds : 



Seeds with a large grooved strophiole 48 Atylosia. 



Seeds without strophiole, the hilum large Caj anus. 



Pod not depressed outside between the seeds ...49. Dunbaria. 

 Ovules 1-2: 



Calyx accrescent 50. Cylista. 



