Flora of North America species comparison

1–10+, decumbent, ascending, or erect, leafy proximally and distally, glabrous or puberulent, from shallow to deep-seated, enlarged rhizome with fleshy to subligneous roots.

cauline;

stipules ovate, linear-lanceolate, or oblanceolate, sometimes leaflike, margins entire or glandular-toothed, apex acute to acuminate;

petiole 2.7–7.2 cm, usually finely puberulent, sometimes glabrate;

blade deltate to ovate, 1–5.5 × 1–5.5 cm, base truncate, subcordate, or attenuate, margins crenate to serrate, ciliate, apex acute to obtuse, surfaces subglabrous or sparsely puberulent.

basal, 4–8, ascending to erect;

stipules linear-lanceolate, margins entire, apex acute;

petiole 2–13 cm, glabrous or pubescent;

middle and lateral blade lobes differ in width and/or shape, earliest blades ovate to elliptic, mid-season blades ovate, elliptic, narrowly elliptic to narrowly deltate, 1–8 × 1–5 cm, incised or lobed at base only, base sagittate or hastate, truncate, attenuate, or ± cordate, margins crenate or serrate, ciliate or eciliate, apex acute, surfaces glabrous or pubescent.

2.9–20 cm, sparsely to densely puberulent.

3–15 cm, glabrous or pubescent.

sepals lanceolate to ovate, margins ciliate or eciliate, auricles 1–3 mm;

petals golden yellow adaxially, upper 2 reddish brown abaxially, lower 3 dark brown-veined, lateral 2 bearded, lowest 10–20 mm, spur dark reddish brown, gibbous, 2–4 mm;

style head bearded; cleistogamous flowers absent.

sepals lanceolate to ovate, margins ciliate or eciliate, auricles 2–3 mm;

petals light to dark violet on both surfaces, lower 3 white basally, lowest dark violet-veined, lateral 2 densely bearded, spur on lowest petal occasionally bearded, lowest 10–15 mm, spur light to dark violet, gibbous, 2–3 mm;

style head beardless; cleistogamous flowers on prostrate, ascending, or erect peduncles.

ellipsoid, 5–11 mm, glabrous.

ellipsoid, 10–14 mm, glabrous.

dark brown or black, shiny, 2.7 mm.

beige, mottled to bronze, 1.3–2.5 mm.

= 12.