Flora of North America species comparison

erect, tufted, unbranched, stout, usually hollow.

erect, ascending, or decumbent, branched.

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 and basal;

stipules 4–9 mm;

petiole 2–16 cm;

leaflets 7–10(–13), blades 20–70 × 3–15 mm, adaxial surface strigose.

open, 6–40 cm;

flowers ± whorled.

open, 3–18 cm;

flowers whorled.

3–13 cm;

bracts deciduous, 7–11 mm.

2–5 cm;

bracts deciduous, 3–6 mm.

(2–)3–15 mm.

1–7 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.

8–14 mm;

calyx spur distinct, 1–3 mm, abaxial lobe 3-toothed, 2.5–5 mm, 1–3 mm, adaxial lobe 2-toothed, 2–4 mm;

corolla blue, purple, pink, white, or yellowish, banner patch white, yellowish, or absent, banner hairy abaxially, wings with dense hair patch outside near tip, lower keel margins glabrous, adaxial margin ciliate.

2.5–5 × 0.7–1 cm, hairy.

2–3 cm, silky.

deciduous, petiolate.

deciduous, petiolate.

3–9.

3–6, tan, 5–6 mm.