Flora of North America species comparison

few to several from base, prostrate to decumbent or erect, 0.5–2(–4) dm.

simple or several from base, spreading, (unbranched, sparsely pubescent), to 1.5 dm.

blade suborbicular to narrowly or broadly oblanceolate to broadly elliptic or rhombic, (1.2–)2–6(–8) cm, (base usually abruptly narrowed to petiole), margins entire, sinuate, or lobed.

blade narrowly elliptic or obovate, 1–3(–4) cm, margins entire or nearly so.

(proximal petiolate, distal sessile);

blade obovate or elliptic to spatulate, 0.5–2 cm, margins entire.

(sessile or shortly petiolate);

blade narrowly obovate or oblanceolate, 0.4–1.2 cm, margins entire.

(usually not secund), dense, (sometimes elongated in fruit).

loose, (few-flowered).

sepals lanceolate, 4–6(–7) mm;

petals (yellow, cream-yellow, cream-white, or white), obovate to oblanceolate, 6–13 mm, (claw weakly differentiated from blade).

sepals linear, lanceolate, or elliptic, 3.5–6.5 mm, (median pair thickened apically, cucullate);

petals oblanceolate, 5.5–9(–10) mm.

(erect to divaricate-ascending or recurved, erect in distal 1/3, usually sigmoid, sometimes straight or slightly curved), 4.5–10(–15) mm.

(spreading, straight or slightly curved), 4–7 mm.

(sessile or substipitate), subglobose, obovoid, or ellipsoid, compressed (sometimes slightly angustiseptate), 3–9 mm, (rigid, apex truncate, retuse, or rounded-acute);

valves sparsely or densely pubescent, sometimes sparsely pubescent inside; (septum sometimes fenestrate, perforate, or obsolete);

ovules 4–16 per ovary;

style 1–9 mm.

globose or subglobose, not or slightly compressed, 3.5–4.3 mm;

valves densely pubescent, trichomes spreading, 3–6-rayed, (appearing shaggy);

ovules 4–8 per ovary;

style 4.5–7 mm.

flattened (sometimes slightly).

slightly flattened, (suborbicular).