Flora of North America species comparison

erect or ascending, branched.

erect, usually branched, sometimes unbranched.

cauline;

stipules not leaflike, green to silvery, 3–15 mm;

petiole 2–6 cm;

leaflets 6–9, blades 20–60 × 5–10 mm, adaxial surface pubescent.

cauline;

petiole 3–7 cm;

leaflets 7–9, blades 20–50 × 3–5 mm, adaxial surface sparsely pubescent.

open, 2–23 cm;

flowers ± whorled.

10–25 cm;

flowers usually whorled, sometimes spirally arranged.

1–8.5 cm;

bracts deciduous, 2–10 mm.

5–8 cm;

bracts deciduous, 8–10 mm.

1.5–5 mm.

4–5 mm.

9–12 mm;

calyx bulge or spur 0–1 mm, abaxial lobe 2 or 3-toothed, 3–8 mm, adaxial lobe 2-toothed, 5–7 mm;

corolla usually light blue or lavender to purple, rarely white, banner patch white turning purple, banner glabrous abaxially, keel upcurved, glabrous, banner ovate, wings wide, covering keel tip.

10–12 mm;

calyx 6–10 mm, lobes ± equal, abaxial lobe entire, adaxial lobe deeply cleft;

corolla blue, banner spot white, upper keel margins with few cilia near apex, banner as wide as long or wider.

2–4.5 cm, silky.

3–6 × 0.8–1 cm, densely pubescent.

deciduous, petiolate.

deciduous, petiolate.

4–6, brown, mottled tan, 4–6 mm.

6–8.