Flora of North America species comparison

solitary, erect, slender, usually unbranched.

erect, clustered, unbranched.

cauline;

stipules 7–9 mm;

petiole to 1 cm;

leaflets 6 or 7, blades 10–40 × 4–10 mm, adaxial surface glabrous.

cauline, clustered near base;

stipules 5–6 mm;

petiole 13–15 cm;

leaflets 4–8, blades 40–80 × 10–30 mm, adaxial surface long spreading-hairy.

4–16 cm;

flowers ± whorled or not.

open, to 20 cm;

flowers whorled or spirally arranged.

2–6 cm;

bracts deciduous, 8–10 mm.

13–20 cm;

bracts deciduous, 3–4 mm.

5–6 mm.

3–6 mm.

8–10(–12) mm;

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

corolla whitish to dull blue (at least in bud), often fading to pale yellow, banner glabrous abaxially, keel glabrous, tip sometimes exserted.

14–16 mm;

calyx bulge or spur 0–1 mm, abaxial lobe entire or 2-toothed, 8–10 mm, adaxial lobe entire or 2-toothed, 6–7 mm;

corolla light blue, pink, or pale yellow, often drying straw-colored, banner patch yellow, banner ± hairy abaxially, lower keel margins ciliate near claw, adaxial margin ciliate throughout.

1.5–2.5 cm, white-hairy, dark when dry.

3–6 cm, silky.

deciduous, petiolate.

deciduous, petiolate.

3 or 4, 4–5 mm.

4–8, light brown with brown line or mottled tan, 2–4 mm.