Flora of North America species comparison

ascending or erect, branched near base or middle, or unbranched, hollow, at least near base.

erect, usually unbranched.

cauline;

petiole 3–15 cm;

leaflets 5–9(–11), blades 10–50 × 2–12 mm, adaxial surface glabrous.

cauline (few and large) and basal (persistent until after anthesis);

stipules 11 mm;

petiole 5–20 cm;

leaflets (7–)9–11(or 12), blades 20–50(–80) × 5–12 mm, abaxial surface with long, appressed hairs, especially on margins and veins, adaxial surface usually glabrous.

4–60 cm;

flowers in crowded to widely spaced whorls.

loose, 11–40 cm;

flowers spirally arranged or whorled.

2–30 cm;

bracts persistent, reflexed, 3.5–12 mm.

11–18 cm;

bracts deciduous, 5 mm.

0.5–5 mm.

5–12 mm.

8–18 mm;

calyx appendages usually absent, sometimes present, abaxial lobe 5–11 mm, adaxial lobe 2–6 mm;

corolla white to dark yellow, pink to dark rose, or lavender to purple, lower wing margins sometimes ciliate, upper margins usually ciliate near claw, upper keel margins usually ciliate near claw, lower margins sometimes ciliate but not as densely.

fragrant, 8–13 mm;

calyx bulge or spur 0–1 mm, abaxial lobe entire, 6 mm, adaxial lobe notched, 4–6 mm;

corolla blue to purple, yellowish, or creamy white, banner distinctly ruffled, markedly concave on lateral face, banner glabrous or sparsely pubescent abaxially, wings glabrous, keel curved upward, lower keel margins glabrous, adaxial margin glabrous.

1–1.8 cm, pubescent.

2–3 cm, glabrous.

persistent or deciduous (leaving circular scar), disclike, sessile.

deciduous, petiolate.

2, tan to brown, usually mottled, ridged or smooth.

4 or 5.

= 48.