24- G. King — Materials for a Flora of the Malayan Peninsula. [No. I, 



Rachis of inflorescence nodose : — 



Upper stamen subconnate with the others and petals 



snbequal ... ... ... ... ... D. Dioclex. 



Upper stamen free or if subconnate, then petals very 

 unequal : — 



Petals very unequal ... ... ... E. Erythrinex. 



Petals of same length ... ... ... F. Galactiese. 



Sub-tribe A. Cajanese. Inflorescence racemose, rachis not swollen, or 

 flowers subumbellate or solitary, bracts usually me mbranous caducous, 

 bracteoles ; petals of subequal length ; upper stamen free ; style 

 bearded, stigma terminal; leaves gland-dotted at least beneath; 

 stipels small, sometimes 0. 



3. Flemingia. Ovules 2 ; pod turgid, leaves subdigitate or 1-foliolate. 



4. Eriosema. Ovules 2 ; pod compressed, leaves pinnately 3-foliolate ; 



funicle terminal on hilum. 



5. Dunbaria. Ovules 4-oo ; pod compressed, not deep-lineate between 



the seeds. 



6. Atylosia. Ovules 4-co ; pod compressed, deep-lineate between the 



strophiolate seeds. 



7. Cajanus. Ovules 4-co ; pod compressed, deep-lineate between the 



seeds; strophioleO. 

 Sub- tribe B. Euphaseolese. Inflorescence racemose, rachis nodose, 

 bracts small or caducous ; petals equal in length or the keel long-beaked, 

 or spirally twisted ; upper stamen free ; style longitudinally bearded 

 along the inner face or less often simply pilose round the stigma. 



8. Phaseolus. Keel spiral. 



9. Vigna. Keel not spiral ; stigma oblique, style not flattened up- 



wards ; pods not lineate between seeds. 



10. Pachyrhizus. Keel not spiral ; stigma oblique globose on inner 



face of style flattened upwards ; pod lineate. 



11. Dolichos. Keel not spiral; stigma terminal; pod not winged. 



12. Psophocarpus. Keel not spiral ; stigma terminal ; pod square, 



winged at the 4 corners. 

 Sub-tribe G. Glycinese. Inflorescence of axillary fascicles or racemes 

 of solitary or geminate flowers on an unswollen rachis; standard not 

 appendiculate or (in small flowered genera) minutely appendicnlate at 

 the base ; upper stamen free or united at the base with the rest ; style 

 naked (bearded in Clitoria). 



13. Clitoria. Bracts persistent ; standard large not spurred; calyx- 



tube long ; style bearded ; stamens 10 fertile. 



14. Centrosema. Bracts persistent ; standard large spurred on the 



back; calyx-tube short ; style naked ; stamens 10 fertile. 



15. Teramnus. Bracts small decidous ; standard small; stamens 



alternate, 5 fertile, 5 sterile. 



