Flora of North America species comparison

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

1–3, decumbent, ascending, or erect, ca. 1/2 subterranean, glabrous or usually puberulent, on single, short, vertical, deep-seated caudex.

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: 1–6 per caudex, palmately compound, ± 2-ternate or 3-ternate, leaflets 3;

stipules adnate to petiole, forming 2 linear-lanceolate wings, unlobed, margins entire, apex of each wing free, acute;

petiole 2–10.5 cm, usually puberulent;

blade ovate to deltate, 2.4–5 × 3.5–4.5 cm, base tapered, ultimate leaflets dissected into oblong, elliptic, lanceolate, or oblanceolate lobes 1–7 mm wide, lobe margins entire, usually ciliate, apex acute to obtuse, mucronulate, surfaces usually puberulent, seldom glabrous, abaxial surface without prominent vein parallel to each margin;

cauline similar to basal except: stipules linear, apex acuminate;

petiole 2–5.7 cm, usually puberulent, rarely glabrous;

blade 1–2.7 × 1.5–3 cm.

1–5.3 cm, usually glabrous.

1.5–10.6(–15.7) cm, usually puberulent, seldom glabrous.

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 eciliate, auricles 0.1–1 mm;

petals dark reddish violet on both surfaces, lower 3 usually lilac, rarely white or whitish, lateral 2 bearded, with yellow patch basally, dark reddish violet-veined, lowest 10–22 mm, with yellow patch, dark reddish violet-veined, spur whitish or yellowish, tinged purple, gibbous, 0.5–2 mm;

style head bearded; cleistogamous flowers absent.

ovoid to ellipsoid, 6–8 mm, glabrous.

oblong-ovoid, 7–12 mm, glabrous.

beige to bronze, 2–2.5 mm.

brown, 3–4 mm.

= 12.

= 24.