Flora of North America species comparison

several from base, prostrate to decumbent, (usually unbranched, rarely branched distally), 1–3 dm.

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

(tufted);

blade broadly obovate, 1–2 cm, margins entire or with 1 or 2 broad teeth, (apex rounded to obtuse).

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

blade oblanceolate to nearly oblong, similar to basal, (base cuneate), margins entire.

(proximal shortly petiolate, distal sessile);

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

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

loose.

sepals (yellowish), elliptic to lanceolate, (2–)3–4 mm;

petals spatulate, (3.9–)5–7 mm.

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).

(recurved), 6–8(–12) mm.

(recurved, sigmoid), 5–15 mm.

(usually pendent), elliptic to subglobose, usually slightly compressed (latiseptate), 3–4 mm;

valves densely pubescent, sometimes with scattered trichomes inside;

ovules 4 per ovary;

style ca. 3 mm.

(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.

somewhat flattened.

flattened.

= 10, 20.