Flora of North America species comparison

1(–2), erect, leafless proximally, leafy distally, glabrous or sparsely puberulent, from fleshy rhizome.

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

basal and cauline;

basal: 0–1;

stipules ovate to lanceolate, margins laciniate with gland-tipped projections, apex usually acuminate;

petiole 3–11.5 cm, usually glabrous;

blade sometimes gray-green abaxially, usually mottled light green adaxially, widely or narrowly hastate to ovate, 2.5–4.4 × 1.8–3.2 cm, base hastate to cordate or truncate, margins serrate or crenate, ciliate or eciliate, apex acute, surfaces usually glabrous, sometimes scabrous;

cauline similar to basal except: leaves usually restricted to distal ends of naked stems;

petiole 1–2.5 cm;

blade 2–10 × 1.1–4.5 cm.

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.

1–5.3 cm, usually glabrous.

5–12 cm, glabrous or pubescent.

sepals lanceolate to ovate, margins mostly eciliate, auricles 0.5–1 mm;

petals lemon-yellow usually on both surfaces, lower 3 and sometimes upper 2 brownish purple-veined, lateral 2 bearded, lowest 9.5–12 mm, spur yellow to greenish, gibbous, 0.5–2 mm;

style head bearded; cleistogamous flowers axillary.

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.

ovoid to ellipsoid, 6–8 mm, glabrous.

ellipsoid, 6–7 mm, glabrous.

beige to bronze, 2–2.5 mm.

beige to bronze, 1.5–3 mm.

= 12.

= 20.