Flora of North America species comparison

several from base, decumbent, (arising laterally, unbranched), 1–3 dm.

few from base, erect, (stout), to 1.5 dm (sometimes greatly reduced).

(numerous); (petiole slender, rarely with a few broad teeth);

blade obovate, 3–7 cm, margins entire.

blade suborbicular to rhombic or broadly elliptic, 1–4.5 cm, margins entire, (apex rounded to subacute).

blade oblanceolate, 1.5–3 cm, margins entire.

(proximal petiolate, distal subsessile);

blade elliptic, 1–4 cm, (distal narrower), margins entire or remotely dentate.

loose.

condensed, (subcorymbose to subumbellate, few-flowered).

sepals oblong, 5–7 mm;

petals (yellow to purplish), spatulate, 8–12 mm.

sepals (persistent), broadly ovate or oblong to narrowly elliptic, 5.5–8(–9.5) mm, (lateral pair slightly cucullate, median pair thickened apically, cucullate, usually keeled);

petals (orange to yellow), oblong to obovate, 8–11.5(–14.5) mm, (slightly narrowed to broad claw, margins sinuate, often retuse).

(ascending or spreading, slightly curved or sigmoid), 1–2 cm.

(horizontal or divaricate-ascending, straight or slightly curved), 5–15 mm, (stout and rigid).

obcordate, angustiseptate, somewhat inflated, (not bladdery), 5–7 × 6–9 mm, (papery, basal sinus absent, apical sinus broad and open);

valves (retaining seeds after dehiscence), loosely pubescent, trichomes spreading;

replum ovate, 5–7 mm, as wide as or wider than fruit, apex acute or obtuse;

ovules 4–6 per ovary;

style 5–7 mm.

(sessile or substipitate), globose, ovoid, or suborbicular, compressed (with marginal and apical constriction), 4–7 mm;

valves pubescent, trichomes contiguous or overlapping, often spreading;

ovules 16–24 per ovary;

style 2–4 mm.

lenticular, ovate in outline.

= 10.