Id6. W. LEGUMINOSAE. 



53. Petals (at least the lower) adnate to staminal tube. 



12 TRIFOLIUM. 

 Petals free from staminal tube. 64. 



54. Ovules many 16 TEPHROSIA. 

 Ovules 2. 55. 



55. Leaves digitate. Fruit turgid. 44 FLEMINGIA. 

 Leaves pinnately trifoliate. Fruit compressed. 56. 



56. See 33. Erioscma or Rhynchosia. 



57. Stem woody throughout. 58 

 Stem herbaceous or woody at base only. 59. 



58 Fruit jointed. Flowers not very large. 



28 DESMODIUM. 



Fruit not jointed. Flowers large. Wings much smaller than 



the standard, or wanting. 36 ERYTHRINA. 



59. Leaves digitate. Fruit turgid. Ovules 2. 44 FLEMINGIA. 



Leaves pinnately trifoliolate. 60. 



60. Fruit jointed, separating transversely. 



28 DESMODIUM. 

 Fruit not jointed, not separating transversely. 61. 



61. Uppermost stamen not free, except sometimes at the base. 



62. 

 Uppermost stamen free. 63. 



62. Cah'x bilabiate. Upper lip large 2 lobed, lower small. 



37 CANAVALIA. 

 Calyx 4 — 5 toothed. Two upper teeth connate. 



34 GLYCINE. 



63. Style hairy above. 64. 

 Style glabrous or hairy only at base. (Sometimes stigma 



hairy). 66. 



64. Calyx sub-equall5^ 4 — 5 toothed. Style with hooked point. 



39 VIGNA. 

 Calyx bilabiate, climbers. 65. 



65. Keel spirally twisted. 38 PHASEOLUS. 

 Keel curved inwards, but not spirally twisted. 



41 DOLICHOS. 



66. Ovules 1 — 2, usually 2. 67. 

 Ovules 3 or more. 69. 



67. Bracteoles present. 34 GLYCINE. 

 Bracteoles absent. 68. 



68. See ZZ. Eriosema or Rhynchosia. 



69. Calyx entire or obscurely toothed, gibbous at base. 



33 DUMASIA. 

 Calyx distinctly 5 toothed or 5 cleft. 70. 



70. Wings free from keel. Flowers small, red. Leaflets large. 



Plant hairy 29 PSEUDARTHRIA. 



Wings adhering to keel. 34 GLYCINE. 



