Galactia

Herbs, prostrate or climbing, or shrubs, sometimes villous. Leaves pinnately 3-foliolate, rarely 1- or 5- or 7-foliolate; stipules small, often deciduous. Flowers fascicled or lower subsolitary, in axillary racemes; bracts small, setaceous. Calyx often hairy, with campanulate tube; 2 upper lobes usually fused, lowest often the longest. Petals: vexillum ovate or round, shortly clawed; wings narrow, eared, shortly clawed, adnate to keel; keel shortly clawed. Stamens diadelphous, or vexillary stamen connate with others at middle; anthers uniform. Ovary sessile or shortly stipitate, several- to many-ovuled, often villous; style filiform, with small stigma. Pod linear to linear-oblong, straight or incurved, compressed, or rarely convex on both sides, 2-valved. Seeds small; hilum small, central, elliptic, not arillate or with a vestigial rim-aril. x= 10 (aneuploids).