Flora of North America species comparison

1–4, ascending to erect (often declining during anthesis), glabrous or pubescent, on caudex from fleshy rhizome.

1–3, ascending to erect, ± glabrous or usually puberulent, on caudex from shallow, fleshy rhizome or deep-seated caudex with fleshy roots.

basal and cauline;

basal: 2–6;

stipules lanceolate to narrowly deltate, margins laciniate, apex acute;

petiole 3–6 cm, glabrous or puberulent;

blade ovate to reniform, 2–7 × 1–2.5 cm, base cordate, margins crenate to serrate, ciliate or eciliate, apex obtuse to acute, surfaces glabrous or pubescent;

cauline similar to basal except: stipules lanceolate, margins laciniate;

petiole 3–7 cm;

distal blades ovate to deltate, 1–6 × 1–4 cm, base cordate, apex acuminate to acute.

basal and cauline;

basal: 1–6;

stipules deltate, margins laciniate, apex usually long-acuminate;

petiole 3.7–10 cm, puberulent;

blade ovate, deltate, or subreniform, 1–6 × 1.2–4 cm, base usually cordate to subcordate, margins crenate, usually ciliate, apex acute, mucronulate, surfaces usually sparsely puberulent, glabrous early;

cauline similar to basal except: stipules lanceolate, margins ±fimbriate, sometimes stipitate-glandular, sometimes entire, erose, or ± laciniate;

petiole 0.4–9 cm;

blade ovate to deltate, 1.6–4.4 × 1.1–3.6 cm, base subcordate to truncate, margins crenate to ± serrate, ciliate, apex acute to obtuse.

5–12 cm, glabrous or pubescent.

1–10 cm, puberulent.

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

petals white or cream on both surfaces, without yellow patch basally, lowest and usually lateral 2 purple-veined, lateral 2 and sometimes all densely bearded, lowest 10–18 mm, spur white, gibbous to elongated, 3–6 mm;

style head bearded; cleistogamous flowers axillary.

sepals lanceolate, margins ciliate, auricles 0.5–1.5 mm;

petals white adaxially, upper 2 and sometimes lower 3 deep reddish violet abaxially, all with yellow area basally, lateral 2 with purple patch basally distal to smaller yellow area, bearded, lowest with yellow patch basally, purple-veined, 5–15 mm, spur yellow or greenish, gibbous, 1–2.5 mm;

style head bearded; cleistogamous flowers axillary.

ellipsoid, 6–7 mm, glabrous.

spherical to spherical-ovoid, 5–11 mm, minutely scabrous.

beige to bronze, 1.5–3 mm.

brown-purple, ca. 2 mm.

= 20.

= 12.