Flora of North America species comparison

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

erect, branched.

cauline;

petiole 3–15 cm;

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

cauline;

stipules 5–20 mm;

petiole 4–10 cm;

leaflets 7–9, blades 5–50 × 4–7 mm, adaxial surface densely pubescent, silver-hairy.

4–60 cm;

flowers in crowded to widely spaced whorls.

10–70 cm, rachis persistent;

flowers whorled or not.

2–30 cm;

bracts persistent, reflexed, 3.5–12 mm.

7–20 cm;

bracts deciduous, 8–9 mm.

0.5–5 mm.

4–6 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.

with distinctive sweet smell, 10–13 mm;

calyx 6–8 mm, bulge or spur 0–1 mm, abaxial lobe entire or 3-toothed, adaxial lobe deeply notched;

corolla violet to lavender, banner patch bright yellow, turning purple, banner usually hairy abaxially, keel usually ± lobed proximally, abaxial margins glabrous, adaxial margin ciliate middle to tip.

1–1.8 cm, pubescent.

3–5 cm, silky.

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

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

5–8, mottled yellow-brown with lateral lines.

-ledons deciduous, petiolate.