Flora of North America species comparison

(10-)20-50(-80) cm;

base reddish or not, not longitudinally ridged, long-pubescent.

base sparsely long-pubescent.

blade round to pentagonal, 1-4.5 × 2-6 cm, pubescent; ultimate lobes 3-15, width 3-8 mm (basal), 2-5 mm (cauline).

(4-)6-17(-20)-flowered, open;

pedicel 0.5-3(-7) cm, usually puberulent;

bracteoles 2-7(-23) mm from flowers, green, linear-lanceolate, 3-8 mm, puberulent.

usually with fewer than 12 flowers per branch.

sepals usually deep royal blue, sometimes bright blue to light blue or white, ± finely pubescent, lateral sepals spreading, 10-18(-25) × 6-10 mm, spurs straight, ascending ca. 30° above horizontal, 10-19 mm;

lower petal blades slightly elevated, ± exposing stamens, 4-11 mm, clefts 0.5-3.5 mm;

hairs sparse, more on inner lobes than outer lobe or centered, scattered on margins, white or yellow.

sepals white or light blue, lateral sepals 11-18 mm;

lower petal blades 4-9 mm.

9-19 mm, 2.2-3.8 times longer than wide, ± puberulent.

not echinate, appearing ± smooth to naked eye;

seed coat cells with margins ± undulate, surfaces roughened.