Flora of North America species comparison

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

several from base, decumbent to erect, (several-branched, frequently stout), 1.5–6 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).

blade elliptic, (1.5–)3–6.5 cm, margins entire, repand, or shallowly dentate.

(proximal petiolate, distal sessile);

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

(proximal shortly petiolate, distal sessile);

blade linear to elliptic or obovate, (0.5–)1–3.5(–4.5) cm, margins entire or repand.

loose, (elongated).

loose.

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 oblong, lanceolate, or elliptic, (3–)3.5–6(–7.5) mm, (lateral pair subsaccate, median pair thickened apically, cucullate);

petals (yellow to orange), suborbicular or obovate, (5–)6.5–8(–11) mm, (narrowing gradually to broad claw, usually widened at base).

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

(recurved, sigmoid), 5–15 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.

(sessile or shortly stipitate), orbicular or obovoid, often slightly compressed, (3.5–)4–6 mm;

valves sparsely pubescent, trichomes sessile and stellate, densely pubescent inside, trichomes simple or branched;

ovules 4–12 per ovary;

style 2–4.5 mm.

slightly flattened.

flattened.

= 10, 20.