Flora of North America species comparison

ascending-erect, clustered, branched.

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

cauline;

stipules not leaflike, green to silvery, 5–18 mm;

petiole 2–7 cm;

leaflets 5–10, blades 20–70 × 5–14 mm, adaxial surface pubescent.

cauline;

petiole 3–15 cm;

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

open, 10–44 cm;

flowers usually whorled.

4–60 cm;

flowers in crowded to widely spaced whorls.

2–12 cm;

bracts deciduous, 6–16 mm.

2–30 cm;

bracts persistent, reflexed, 3.5–12 mm.

2–7 mm.

0.5–5 mm.

(8–)12–16 mm;

calyx bulge or spur 0–1 mm, abaxial lobe entire or 3-toothed, 7–13 mm, adaxial lobe 2-toothed, 6–12 mm;

corolla usually purple, rarely yellowish white, banner patch indistinct, banner glabrous abaxially, keel strongly upcurved, glabrous, banner and wings narrow, not covering tip.

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.

2–5 cm, silky.

1–1.8 cm, pubescent.

deciduous, petiolate.

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

3–7, gray to tan, mottled tan, 4–7 mm.

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

= 48.