Flora of North America species comparison

sprawling or climbing, filiform, 1–5 dm.

sprawling or climbing, slender, 5–15 dm.

1–4 cm;

tendrils simple or branched;

stipules much smaller than leaflets, semisagittate, without nectariferous patch;

leaflets 4–12, blades oblanceolate or elliptic to linear, 6–20 × 1–5 mm, apex acute to apiculate, surfaces glabrous or sparsely villous.

4–8 cm;

tendrils simple;

stipules much smaller than leaflets, semisagittate, without nectariferous patch;

leaflets (2 or)4(or 6), blades narrowly oblong to linear, 30–50 × 3–6 mm, apex obtuse, surfaces glabrous.

1–3-flowered, 1–3 cm, equal to or longer than subtending leaf rachis.

5–10-flowered, 3–15 cm, longer than subtending leaf rachis.

3–6 mm;

calyx base symmetric, lobes unequal, longer than or equal to tube;

corolla light purple to pale lavender, banner stenonychioid, blade equal to claw, glabrous;

style compressed abaxially, sparsely pubescent apically.

8–12 mm;

calyx base symmetric, lobes equal, shorter than or equal to tube;

corolla blue or lavender and white, banner pandurate, blade equal to claw, glabrous;

style compressed adaxially, pubescent apically.

yellow to light brown, oblong, 10–15 × 3–4 mm, tip rounded, stigma attached to center of curve, glabrous;

stipe to 1 mm.

brown, oblong, 40–45 × 7–8 mm, oblique-tipped, glabrous;

stipe 1–2 mm.

4, greenish gray to purplish black, subglobose, 1.5–2 mm diam.;

hilum encircling 1/5–1/4 circumference of seed.

8–12, purplish black, compressed-globose, 3–3.5 mm diam.;

hilum encircling 2/3 circumference of seed.

= 14.