1	Racemes densely fasciculate at the older nodes of the branches		Ougeinia
+	Racemes not as above, terminal or axillary		(2)
2 (1)	Fruit segments flat or nearly so		(3)
+	Fruit segments terete or subterete (calyx glumaceous and deeply divided)		Alysicarpus
3 (2)	Fruit not enclosed by calyx		Desmodium
+	Fruit enclosed by the calyx (calyx lobes not enlarged in fruit)		Uraria