Flora of North America species comparison

few to several from base, erect or outer decumbent, 0.5–2.5 dm.

simple or few to several from base, erect, (often distal 1/2 branched), to 6 dm.

blade suborbicular to elliptic or ovate or deltate, 0.5–2(–6.5) cm, margins entire or shallowly dentate.

blade oblanceolate, to 9 cm, margins entire, dentate, or sinuate to lyrate-pinnatifid.

(proximal shortly petiolate, distal usually sessile);

blade narrowly elliptic or obovate, (0.5–)1–2.5(–4) cm, margins entire.

(proximal shortly petiolate, distal sessile);

blade narrowly elliptic to linear, 2–4(–6) cm, margins entire or repand to shallowly dentate.

compact, (± subumbellate to densely corymbiform, elongated or not).

loose.

sepals ± elliptic, 4.5–7(–8.5) mm, (median pair thickened apically);

petals (sometimes white), suborbicular to obovate or obdeltate, 6.5–15 mm, (base narrowing to broad claw, apex sometimes emarginated).

sepals elliptic or elongate-ovate, 3.4–5.2(–6.5) mm, (lateral pair subsaccate, median pair thickened apically, cucullate);

petals obovate or deltate, 5–10 mm, (sometimes with short claw, margins undulate).

(usually spreading at right angles, sometimes nearly erect, ± straight), 5–15(–20) mm, (stout).

(divaricate-ascending to widely spreading, straight), 8–20 mm.

(sessile or shortly stipitate, less than 1 mm), subglobose to broadly ellipsoid, inflated or slightly compressed (terete or subterete), (4–)5–8(–9) mm;

valves (not retaining seeds after dehiscence), glabrous;

replum as wide as or wider than fruit;

ovules 8–16 per ovary;

style 4–8(–9) mm.

globose or subglobose, sometimes slightly compressed, 3–6 mm;

valves (not retaining seeds after dehiscence), densely papillose, densely pubescent inside, trichomes raised;

replum as wide as or wider than fruit;

ovules 8–18 per ovary;

style 1.5–3.5 mm.

flattened.

flattened.

= 12.