Flora of North America species comparison

several from base, decumbent to erect, (several-branched, frequently stout), 1.5–6 dm.

simple or few from base, prostrate or straggling to erect, (sometimes purplish, usually unbranched), (0.5–)1–2(–3) dm.

blade elliptic, (1.5–)3–6.5 cm, margins entire, repand, or shallowly dentate.

blade oblanceolate, 1.5–5(–7) cm, margins entire or shallowly dentate, (flat).

(proximal shortly petiolate, distal sessile);

blade linear to elliptic or obovate, (0.5–)1–3.5(–4.5) cm, margins entire or repand.

blade elliptic to linear, (0.5–)1–2.5(–3) cm, margins usually entire.

loose.

(secund), dense, (elongated in fruit).

sepals oblong, lanceolate, or elliptic, (3–)3.5–6(–7.5) mm, (lateral pair subsaccate, median pair thickened apically, cucullate);

petals (yellow to orange), suborbicular or obovate, (5–)6.5–8(–11) mm, (narrowing gradually to broad claw, usually widened at base).

sepals elliptic or oblong, 4–6(–7) mm, (lateral pair subsaccate, median pair thickened apically, cucullate);

petals (often red or lavender when dried), obovate, 6–8.5(–9.5) mm, (narrowing to broad claw).

(recurved, sigmoid), 5–15 mm.

(usually sharply recurved, sometimes divaricate-spreading or nearly horizontal), 5–15(–20) mm, (stout).

(sessile or shortly stipitate), orbicular or obovoid, often slightly compressed, (3.5–)4–6 mm;

valves sparsely pubescent, trichomes sessile and stellate, densely pubescent inside, trichomes simple or branched;

ovules 4–12 per ovary;

style 2–4.5 mm.

subglobose, obovoid, or broadly ellipsoid, slightly inflated, (3.5–)4–5.5(–6.5) mm;

valves densely pubescent outside, trichomes spreading or closely appressed, rarely sparsely pubescent inside;

ovules (4–)8(–10) per ovary;

style (slender), 3–5.5(–6.5) mm.

flattened.

slightly flattened.

= 10, 20.