Flora of North America species comparison

erect, tufted, unbranched, stout, usually hollow.

ascending or erect, branched or unbranched.

basal and cauline;

stipules not leaflike, green to silvery, 5–40 mm;

petiole 3–45 cm, basal long-petiolate and forming a basal tuft, cauline petioles shorter distally;

leaflets (5 or)6–12(–17), blades (10–)30–150 × 5–25 mm, adaxial surface hairy or glabrous.

cauline;

petiole 3–10 cm;

leaflets 5–8, blades 20–50 × 4–11 mm, adaxial surface pubescent.

open, 6–40 cm;

flowers ± whorled.

10–40 cm;

flowers whorled.

3–13 cm;

bracts deciduous, 7–11 mm.

5–18 cm;

bracts deciduous, 5–7.5 mm.

(2–)3–15 mm.

3–6 mm.

9–15 mm;

calyx 4–8 mm, bulge or spur 0–1 mm, lobes entire;

corolla violet to lavender, pink, or white, banner patch yellow to white, sometimes turning red-purple, banner glabrous abaxially, keel upcurved, glabrous, ciliate, or ciliolate.

8–12 mm;

calyx 5–7 mm, lobes ± equal, entire;

corolla blue, banner spot white, upper keel margins with a tooth near middle, ciliate from tooth to near apex, banner width equal to or greater than length.

2.5–5 × 0.7–1 cm, hairy.

3–5 cm, coarsely pubescent.

deciduous, petiolate.

deciduous, petiolate.

3–9.

5–8.