Flora of North America species comparison

angled to narrowly winged, sprawling or climbing, basally branched 0–4 times, 2–20 dm.

angled, erect, sprawling, or climbing, basally branched 1–3 times, 3–8 dm.

4–14 cm;

tendrils well developed;

stipules lanceolate to linear, 5–25 × 1–10 mm, much smaller than leaflets (more than 1/4 width of distal leaflets);

leaflets 6–12, scattered, blades ovate to linear, 12–50 × 5–25 mm, surfaces glabrous or pubescent.

6–9 cm;

tendrils well developed;

stipules ovate to lanceolate, 15–25 × 5–11 mm, much smaller than leaflets;

leafets 6–10, scattered, blades lanceolate to linear or ovate, 20–80 × 2–35 mm, surfaces glabrous.

5–20-flowered, 5–25 cm.

4–13-flowered, 5–18 cm.

12–25 mm;

calyx lobes unequal, lateral lobes deltate, linear-triangular, or lanceolate and wider distal to base, shorter to longer than tube;

corolla cream-white, rose, lavender, blue-purple, or deep wine red, banner erect or reflexed toward calyx tube, blade equal to or longer than claw, wings equal to keel;

ovary glabrous or pubescent.

12–20 mm;

calyx lobes unequal, lateral lobes deltate, shorter than tube;

corolla pale blue-lavender to purple, banner erect, blade longer than claw, wings longer than keel, (by 1–4 mm);

ovary glabrous.

40–60 × 4–7 mm.

30–50 × 5–10 mm.