Flora of North America species comparison

several from base, decumbent to ascending, (unbranched), 0.5–1.5 dm.

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

(petiole slender);

blade obovate, 3–5 cm (width 10–20 mm, base tapering abruptly to petiole), margins entire, (apex rarely slightly acute).

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 oblanceolate, 0.5–1.5 cm (width 3–5 mm), margins entire.

(proximal petiolate, distal sessile);

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

subcorymbose.

loose, (elongated).

sepals oblong, 8–10 mm;

petals spatulate, 12–14 mm.

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).

(divaricate, straight), 5–10 mm.

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

didymous, mostly highly inflated (strongly flattened at least in 1/2 toward replum), 14–18 × 14–18 mm, (papery, basal sinus slightly notched, apical open, shallow);

valves (retaining seeds after dehiscence), evenly pubescent;

replum lanceolate, 7–10 mm, width 1.5–2.5 mm, as wide as or wider than fruit, apex acute to acuminate;

ovules 8–10 per ovary;

style 5–7 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.

flattened, (2–3 mm).

slightly flattened.

= 48–52, 52, 64, 67–70.