Flora of North America species comparison

few from base, well-exserted from basal leaves, 0.4–1(–1.2) dm.

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

blade (erect), obovate to orbicular, 1.5–2.5 cm, (base evidently distinct from petiole), margins entire, (folded).

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

blade spatulate, margins entire.

(proximal shortly petiolate or sessile, distal sessile);

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

compact, subumbellate.

dense.

sepals (pale yellow), 4–5 mm;

petals lingulate, 6–7 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).

(ascending, curved to slightly sigmoid), 5–8 mm.

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

ovoid to ellipsoid, slightly inflated, (apex not compressed), 3–4 mm;

valves pubescent, trichomes erect on mature fruits, (± appearing fuzzy);

ovules 8 per ovary;

style 4–5 mm, (glabrous).

(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.

plump.

flattened.

= 10.