Flora of North America species comparison

simple to several from base, erect, often outer decumbent, (unbranched or branched distally), 1–7 dm.

simple from base, spreading or erect, (unbranched), ca. 1 dm.

blade oblanceolate to elliptic, 1.5–8(–11.5) cm, margins lyrate-pinnatifid to dentate or repand, (abaxial surface densely pubescent, adaxial sparsely pubescent).

(petiole long, slender);

blade elliptic to obovate, 3–4 cm, (base narrowing to petiole), margins entire.

(proximal petiolate, distal sessile);

blade oblanceolate to oblong, 1–7 cm, margins dentate to repand.

(shortly petiolate);

blade elliptic to obovate, 1–2 cm, margins entire.

loose, (elongated).

dense.

sepals elliptic or broadly ovate, 3–6.5(–8) mm, (median pair slightly thickened apically, cucullate);

petals (yellow to orange), broadly obovate, 6–11 mm, (narrowing gradually to short claw).

sepals narrowly elliptic or oblong, ca. 4.5 mm, (median pair thickened apically, cucullate);

petals narrowly spatulate, 7–8 mm.

(usually divaricate-spreading, sometimes horizontal or shallowly recurved, straight or slightly curved), (7–)10–20(–25) mm, (slender or stout).

(sigmoid), 5–8 mm.

(stipitate or subsessile, gynophore 1–2 mm), globose, subglobose, obpyriform, or obovoid, not or slightly inflated, 3–9 mm;

valves (not retaining seeds after dehiscence), glabrous throughout or sparsely pubescent inside;

replum as wide as or wider than fruit;

ovules 8–20(–28) per ovary;

style 2–4.5 mm.

(erect, substipitate), globose, ellipsoid, or obovoid, not or slightly compressed, 3–4 mm;

valves sparsely pubescent, sometimes few trichomes inside;

ovules 10–12 per ovary;

style 3–5 mm.

slightly flattened.

flattened.