Flora of North America species comparison

erect, unbranched or branched distally, 0.4–5(–7) dm.

blade (slightly fleshy), spatulate to oblanceolate, 2–11 cm × 4–20 mm, base attenuate, margins sinuate-dentate to coarsely dentate, apex rounded to subacute.

(distal) sessile;

blade margins entire or denticulate.

of leaves 2- or 3(–7)-rayed.

considerably elongated in fruit.

sepals oblong, 8–19 mm, lateral pair saccate basally;

petals yellow to cream, suborbicular to broadly obovate, 15–32 × 6–16 mm, claw 8–12 mm, apex rounded;

median filaments 8–11 mm;

anthers linear, 3–4 mm.

ascending, stout, narrower than fruit, 2–4(–6) mm.

usually ascending to suberect, rarely divaricate-ascending, narrowly linear, straight or curved inwards, not torulose, (3–)5–13 cm × 2.2–5 mm, terete when immature, becoming strongly latiseptate, not striped;

valves with obscure midvein, pubescent outside, trichomes 2–5-rayed, glabrous inside;

ovules 42–68 per ovary;

style cylindrical or flattened, stout, 0.5–2.5 mm, sparsely pubescent;

stigma 2-lobed, lobes as long as wide.

broadly ovate to suborbicular, (1.5–)2–4 × 1.5–3 mm;

wing continuous.

= 36.