Botanical Name - Papilionaceae

----- SUB-FAMILY No. 1. PAPILIONACEAE.

----- Corolla papilionaceous. Petals 5, clawed, unequal; the uppermost and outermost petal (standard)broad. often reflexed; the 2 anterior and inside petals (keel) often firmly cohering; the 2 lateral and intermediate petals (wings) enclosing the keel. Stamens definite, 10 as a rule; filaments seldom tree, diadelphous, sometimes monadelphous, inserted with the petals on the calyx-tube; anthers often versatile. Pod dry, dehiscent.

	Stamens monodelphous. Pod dehiscent, not jointed. Leaves simple or digitately 3-foliolate. Anthers dimorphous. Keel petals firmly cohering. Pod-turgid.	(1) CROTOLARIA.
	Stamens diadelphous. Pod dehiscent, not jointed. Leaves imparipinnate; leaflets entire. Anthers apiculate Hairs fixed by the centre.	(2) INDIGOFERA.
	Anthers obtuse. Hairs basifixed. Pod few-seeded. Filaments dilated.	(3) MUNDULEA.
	Pod many seeded, very long, distinctly septate.	(4) SEBBANIA.
	Stamens diadelphous or monodelphous. Pods jointed if more than 1-seeded. Leaves odd-pinnate, exstipillate. Stamens in 2 joints, bundles of 5 each; anthers uniform. Pod of 4-8 Calyx 2 lipped.	(5)AESCHYNOMENE.
	Leaves stipellate. Stamens in 2 bundles of 9 and 1; anthers uniform. Racemes in fascicles from the old wood.	(6) OUGENIA.
	Racemes simple or panicled from the year's shoots.	(7) DESMODIUM.
	Stamens diadelphous (the tenth abortive in Abrus). Pod dehiscent, not jointed. Leaves equally pinnate; petiole ending in a tend; or bristle. Stamens 9. Leaflets numerous.	(8) ABRUS.
	Stamens monadelphous or dialdelphous. Pod dehiscent, not jointed. Leaves usually pinnately 3-foliolate. Climbing, rarely erect herbs of shrubs. Leaves not gland-dotted. Flowers conspicuous. Petals very unequal. Keel exceeding the wings and standard.	(9) MUCUNA.
	Standard exceeding the keel and wings.	(10) ERYTHRINA.
	Petals equal. Stamens diadelphous. Pod 1-seeded, not winged.	(11) BUTEA.
	Stamens monadelphous. Pod linear, flat, many-seeded.	(12) PUERARIA.
	Leaves gland-dotted below. Stamens diadelphous. Stigma oblique; keel Spiral.	(13) PHASEOLUS.
	Stigma terminal; petals equal in length.	(14) DOLICHOS.
	Ovules 3 or more. Seeds with a large grooved aril	(15) ATYLOSIA.
	Seeds not arillate.	(16) CAJANUS.
	Ovules 1-2, Calyx-teeth not accrescent. Leaves digitate. Pod turgid.	(17) FLEMINGIA.
	Stamens monadelphous or diadelphous. Pod continuous, indehiscent. Leaves odd-pinnate. Leaflets alternate. Flowers small, usually white.	(18) DALBERGIA.
	Flowers large, yellow.	(19) PTEROCARPUS.
	Leaflets opposite. Pod flat, almost woody, wingless	(20) PONGAMIA.
	Pod flat, thin, firm, winged down one or both sutures.	(21) DERRIS.