Flora of North America species comparison

usually less than 10 dm.

winged, sprawling or climbing, basally branched 0–3 times, 4–25 dm.

5–15 cm;

tendrils well developed;

stipules narrowly lanceolate to linear, 10–25 × 2–6 mm, much smaller than leaflets;

leaflets 8–12, scattered, blades lanceolate, 20–60 × 4–20 mm, surfaces glabrous or pubescent.

5–15-flowered, 6–16 cm.

14–17 mm;

calyx lobes unequal, lateral lobes linear-triangular, equal to tube;

corolla pale pink to rose-purple, banner erect, blade longer than claw, wings equal to keel;

ovary glabrous.

50–90 × 6–9 mm.

= 14.