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1 Leaves unifoliolate (or palmately 3-foliolate); leaflets orbicular or obovate; plant a sprawling and spreading shrub/vine
..2 Leaves (1-) 3 (-5)-foliolate, gray-white tomentose below
....3 Leaves (3-) 5-9-foliolate; fruits 2-3 mm in diameter; leaflet margins entire; inflorescence axes straight and stiff
....3 Leaves 3-7-foliolate; fruits 3-5 mm in diameter; leaflet margins either entire or coarsely toothed; inflorescence axes lax and often curved