Flora of North America species comparison

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

several from base, erect or outer decumbent, (unbranched), to 2 dm.

(petiole slender);

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

blade elliptic to lanceolate or obovate, 3–8 cm, margins entire.

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

(proximal shortly petiolate or sessile, distal sessile);

blade elliptic or obovate, to 2 cm, margins entire.

subcorymbose.

dense.

sepals oblong, 8–10 mm;

petals spatulate, 12–14 mm.

sepals narrowly elliptic or oblong, 4.5–5.3 mm, (tapering to the somewhat thickened, cucullate apex, lateral pair subsaccate);

petals (bright yellow), lingulate or broadly obovate, 7.5–8.5 mm, (narrowing to broad claw, joining in an arch, margins lacerate).

(divaricate, straight), 5–10 mm.

(divaricate-ascending to horizontal, straight to loosely curved), to 15 mm.

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.

(sessile or substipitate), suborbicular to broadly ovate or ellipsoid, slightly compressed, 6–8 mm;

valves pubescent;

ovules 12–22 per ovary;

style 2–3 mm.

flattened, (2–3 mm).

flattened.

= 48–52, 52, 64, 67–70.

= 10.