Flora of North America species comparison

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

several from base, (slender), erect or outer decumbent, (usually branched, branches filiform, bud clusters of growing plants drooping), to 2.5 dm.

(petiole tapering to blade);

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

blade orbicular to broadly spatulate, 1–2.4 cm, margins entire or sinuate.

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

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

(proximal often petiolate, distal sessile);

similar to basal, blade spatulate to oblanceolate or (distal) linear, (base cuneate), margins entire or sinuate.

crowded, elongated.

loose.

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).

sepals oblong or elliptic, 2.5–4.6 mm, (median pair slightly thickened apically);

petals (pale yellow), spatulate to obovate, 5–9 mm, (apex ± emarginate).

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

(usually divaricate-ascending, straight or slightly curved), 7–11 mm.

(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.

(sessile or shortly stipitate), globose, not inflated, 3–4 mm;

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

replum as wide as or wider than fruit;

ovules 4 per ovary;

style 3–5 mm.

flattened.

flattened.

= 10.

= 14.