PERKINS THE LEGUMINOSAE OF PORTO RTCO. 



187 



Connective not appendiculate; plants very 

 rarely clothed with malpighiaceous hairs. 

 Seeds usually 1 or 2, rarely 3 or 4; pod 

 small, 1-seeded, indehiscent; herbs or 

 shrubs with glandular dots. (Psora- 

 liinae.) 

 Seeds usually several or more, rarely 

 with glandular hairs, very rarely with 

 glandular "dots. 



Inflorescence or racemes usually ter- 

 minal, or terminal and axillary. 

 (Tephrosiinae.) 



Style not bearded (rarely a 

 small tuft of hairs on the 

 stigma in Tephrosia); petals 

 with short claws. 

 Style bearded longitudinally in- 

 side; petals with very long 

 claws; calyx long-tubuliform. 

 Inflorescence always axillary; stipe 

 of the ovary without a discus at 

 the base. (Robiniineae.) 

 Pod not septate within. 



Leaflets without stipels; 

 stigma terminal; stipules 

 small setaceous. 



Leaves imparipinnate. 

 Leaves paripinnate. 

 Leaflets with small stipels; 

 stigma below the some- 

 what hooked apex of the 

 style; stipules stiff, some- 

 times spinous. 

 Pod with transverse partitions 

 between the seeds. 



Style long-bearded on the 



inner side. 

 Style glabrous. 

 Stamens 10, monad elphous or diadclphous; pod 

 articulated; usually erect herbs or shrubs, with 

 imparipinnate leaves. (Hedysareae.) 

 Upper stamen free toward the middle or con- 

 nate with the others from the base; leaflets 

 stipellate. (Desmodiinae.) 



Pod compressed, straight; calyx herba- 

 ceous. 

 Pod terete, straight; calyx glumaceous. 

 Stamens all united in a sheath more or less 

 split on both the upper and the lower edges 

 dividing the stamens into two bundles; 

 flowers in axillary, usually few-flowered 

 racemes, inure rarely fascicled in the axils 

 of the leaves; leaves pinnate; leaflets nu- 



30. Dalea (p. 173). 



31. Tephrosia (p. 174). 



32. Barbieria (p. 175). 



33. Gliricidia (p. 176). 

 35. Sabinea (p. 177). 



34. Corynella (p. 177). 



36. Cracca (p. 178). 



37. Sesbania (p. 179). 



43. Desmodium (p. 185). 

 11. Alysicarpiis (p. 191), 



