Flora of North America species comparison

several from base, erect or somewhat decumbent, (unbranched), 1–3.5 dm.

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

(petiole slender, usually incised or with broad teeth along petiole);

blade obovate, 4–6 cm, margins entire.

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

blade oblanceolate or broader, 1.5–2.5 cm, margins entire or sparsely dentate, (apex acute).

(proximal petiolate, distal subsessile);

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

somewhat loose, (5–15 cm).

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

sepals oblong, 5–7 mm;

petals (lemon yellow), spatulate, 9–12 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).

(spreading or ascending, curved, fruits not pendent), 10–20 mm.

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

didymous, obreniform, moderately inflated, angustispetate, (8–)10–12(–15) × 10–14(–16) mm, (papery, not keeled, basal sinus absent, apical sinus broad and open);

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

replum broadly lanceolate, as wide as or wider than fruit, apex acute;

ovules 8 per ovary;

style 1–2 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.

flattened.

lenticular, ovate in outline.

= 8.

= 10.