LEGUM1NOSAE 375 



9. Swartzieae (Tounateae)'. Swartzia. 



c. Leaves bipinnate, or once pinnate; sta. 5. 



1. Dimorphandreae: Dimorphandra. 



B. Calyx in bud quite polysepalous or very nearly so. 



a. Two anterior petals modified to large glands, anthers opening 



by pores. 



6. Kramerieae: Krameria (only gen.). 



b. Two anterior petals developed or not, but not glandular, 

 a. Leaves some or all bipinnate. 



7. Eucaesalpinieae: Caesalpinia, Haematoxylon, Gleditschia, 



Poinciana. 

 ^. Leaves once pinnate. 



5. Cassieae (anthers basifixed, opening by terminal pores) : 



Cassia, Ceratonia. 



3. Amherstieae (dorsifixed, no pores; ovary adnate behind to 

 torus) : Hymenaea, Tamarindus. 



8. Sclerolobiea*: (ovary free, ovules > 3): Sclerolobium. 



2. Cynometreae (ovules i or 2) : Copaiba. 



III. P API LION A TA E. 



A. Sta. free. 



1. Sophoreae (pinnate leai) : Sophora, Myroxylon. 



2. Podalyrieae (simple or palmate) : Anagyris. 



B. Sta. united. 



a. Lomentum. 



7. Hedysareae: Coronilla, Onobrychis, Arachis, Desmodium. 



b. Legume or indehiscent pod. 

 a. Leaves absent. 



6. Galegeae: Robinia, Colutea, Indigofera, Tephrosia, Astra- 



galus, Oxytropis. (Cf. below.) 

 p. Leaves present. 



I . Leaf or leaflets "without stipels. 



(1) Lf. simple or palmate. 



Lf. with 3 entire leaflets. 



3. Genisteae: (shrubs) Genista, Lupinus, Ulex, Cytisus, Cro- 



talaria. 



6. Galegeae: (herbs) as above. 

 * Lf. with 5 entire leaflets. 



5. Loleae: Anthyllis, Lotus. 

 *** Lf. with 3 toothed leaflets. 



4. Trifolieae : Ononis, Medicago, Trifolium. 



(2) Leaf pinnate. 



* Leaf-stalk ending in bristle or tendril. 



9. Vicieae: Abrus, Vicia, Lathyrus, Pisum. 

 ** Leaf-stalk not ending so. 



t Pod dehiscing in 2 valves. 

 Sta. filamentous. 



10. Phaseoleae : (ovary surrounded by disc) Apios, Phaseolus. 



6. Galegeae: (no disc) as before. 



Some or all sta. broadened at apex. 



5. Loteae : as before, 

 ft Pod indehiscent. 



