Flora of North America species comparison

30-72 cm.

3.5-12 cm.

2x-ternately compound, 10-30 cm, much shorter than stems;

leaflets green adaxially, to 15-47 mm, not viscid;

primary petiolules 22-60 mm (leaflets not crowded), pilose or rarely glabrous.

1-2x-ternately compound, 2.5-10 cm, not much shorter than stems;

leaflets to 3-12 mm, not viscid, glaucous on both sides;

primary petiolules 1-10 mm (leaflets very crowded), pilose.

nodding;

sepals divergent from or perpendicular to floral axis, mostly blue or purple, lance-ovate, (10-)15-25 × 8-12 mm, apex broadly acute or obtuse;

petals: spurs mostly blue or purple, hooked, 14-22 mm, stout, evenly tapered from base, blades mostly blue or purple, oblong, 10-13 × 6-10 mm;

stamens 9-13 mm.

usually erect;

sepals divergent from floral axis, blue or purple, oblong-elliptic, 15-22 × 6-10 mm, apex acute to obtuse;

petals: spurs blue, straight, ± parallel, 8-15 mm, stout (at least proximally), evenly tapered from base, blades blue, oblong to spatulate, 8-13 × 5-6 mm;

stamens 9-14 mm.

15-25 mm;

beak 7-15 mm.

14-22 mm;

beak 8-12 mm.

= 14 (Europe).

= 14.