Flora of North America species comparison

angled, sprawling or climbing, basally branched 0–3 times, 3–8 dm.

angled, sprawling, basally branched 0–3 times, 4–30 dm.

(2–)3–10 cm;

tendrils well developed;

stipules somewhat foliose, ovate-lanceolate, 15–35 × 5–20 mm, sometimes equal to distal leaflets;

leaflets (5 or)6(–8), usually paired, blades broadly ovate to lanceolate, (20–)25–65 × 10–35(–42) mm, surfaces glabrous.

5–8 cm;

tendrils well developed;

stipules lanceolate to linear, 10–20 × 2–8 mm, much smaller than leaflets;

leaflets 6–10, scattered, blades ovate to linear, 20–40 × 3–15 mm, surfaces glabrous throughout or sparsely pubescent abaxially.

4–10(–13)-flowered, 3–12 cm.

6–10-flowered, 4–16 cm.

10–15 mm;

calyx lobes unequal, lateral lobes lanceolate, usually longer than tube;

corolla cream-white, banner erect, blade longer than claw, wings equal to keel;

ovary glabrous.

25–30 mm;

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

corolla deep wine red, banner reflexed against calyx tube, blade much longer than claw, wings equal to keel;

ovary glandular-pubescent.

30–70 × 4–7 mm.

50–80 × 5–9 mm.

= 14.

= 14.