Swainsona lessertiifolia

Erect or ascending perennial herb, to 50 cm tall; stems either densely pubescent with hairs basifixed or sparsely hairy with hairs laterally attached to asymmetrically medifixed. Leaves mostly 6–9 cm long; leaflets 13–21, narrow-elliptic to elliptic, 4–25 mm long, 2–10 mm wide, apices subacute to emarginate, glabrous above, appressed-villous below; stipules 2–7 mm long, hairy outside. Racemes mostly 12–25-flowered; flowers 8–10 mm long; calyx black-hairy, teeth usually shorter than tube; petals purplish, rarely white; standard 10–11 mm long, 8–16 mm wide, broad-ovate, clawed; keel 8–10 mm long, obovate; style tapering, bearded mainly in the upper half; tip straight. Pod obloid or ovoid-obloid, mostly 15–30 mm long, 5–8 mm wide, inflated, covered with tiny white hairs, stipe to c. 3 mm long; seeds up to 20, cordiform, c. 2 mm long, mottled olive-green and black. Flowers mostly Aug.–Jan.