Flora of North America species comparison

few to several from base, erect, (usually exceeding basal leaves), 0.3–0.7 dm.

simple or few from base, ascending to erect, (0.5–)1–2(–3.5) dm.

blade linear-spatulate, 1.5–4 cm, (base narrowed gradually to petiole), margins entire.

(petiole tapering to blade);

blade rhombic to elliptic and irregularly angular, sometimes spatulate to oblanceolate, 1.5–7.5(–10) cm, margins entire.

blade spatulate, similar to basal.

(not or loosely overlapping, petiolate or distal sessile);

blade spatulate to oblanceolate, 1–4 cm, margins entire.

crowded in distal 1/3, (4–10-flowered).

crowded, elongated.

sepals (pale yellow), oblong to elliptic, 3–4 mm, (median pair usually thickened apically, cucullate);

petals (sometimes with slight tinge of orange basally), lingulate, 4–6 mm.

sepals ovate, oblong, or elliptic 4–7.5 mm, (median pair thickened apically, cucullate);

petals spatulate or broadly cuneate, 6–13 mm, (claw slightly expanded at base).

(loosely to strongly sigmoid), 6–10 mm.

(ascending, curved or sigmoid), 6–12(–20) mm.

ellipsoid, slightly inflated (somewhat latiseptate), 4–5 mm, (apex acute);

valves pubescent, trichomes erect, appearing slightly shaggy;

ovules 4–8 per ovary;

styles 2.5–3 mm, (shorter than mature fruits).

(substipitate), globose or obovoid to ellipsoid, sometimes slightly obcompressed, 4–9 mm;

valves (not retaining seeds after dehiscence), glabrous throughout;

replum as wide as or wider than fruit;

ovules 4–24 per ovary;

style (2–)4–7 mm.

± flattened, convex on outer side.

flattened.

= 10.