Flora of North America species comparison

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

simple from base, erect, (usually unbranched), to 4.5 dm.

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

blade suborbicular to elliptic, 2–9.5(–11.5) cm, margins entire, sinuate, coarsely dentate, or almost lyrate-pinnatifid.

(proximal shortly petiolate, distal usually sessile);

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

similar to basal, blade narrowly linear or, sometimes, orbicular.

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

loose (lax).

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 ovate, (2–)3.5–7.5 mm, (cucullate);

petals 6–11 mm.

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

(recurved, straight, curved, or sigmoid), 6–20 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.

obovoid to subglobose, not inflated (not angustiseptate), 3–6 mm;

valves sparsely pubescent, sometimes glabrous inside, trichomes sessile or stalked;

ovules 4(–8) per ovary;

style (1.6–)3–6 mm.

flattened.

flattened.

= 10, 30.