Flora of North America species comparison

simple from base, erect, (unbranched, sparsely leaved), to 7 dm.

few to several from base, decumbent, 0.5–1(–2) dm, (rather stout, sparsely pubescent).

blade elliptic or obovate to oblong, 4–15 cm, margins entire, dentate, or lyrate-pinnatifid.

blade elliptic to suborbicular, 1.5–3.5(–5.5) cm, margins entire or shallowly dentate (at base, surfaces densely pubescent, silvery).

(proximal often narrowed to short petiole, distal sessile);

blade broadly elliptic to obovate or rhombic, 0.5–3(–5) cm, margins entire.

(petiolate or distal nearly sessile);

blade elliptic to obovate, 0.5–1.5 cm, margins entire.

dense or slightly elongated.

dense, congested, (few-flowered).

sepals elliptic to ovate, 3.5–6(–7) mm, (median pair usually thickened apically, cucullate);

petals (white, often purple-veined, fading purplish), suborbicular to obovate, obdeltate, or cuneate, 4.5–10(–12) mm, (often narrowed to broad claw, apex emarginate, less frequently claw undifferentiated from blade).

sepals lanceolate, oblanceolate, or narrowly elliptic, 3.8–5 mm, (median pair thickened apically, cucullate);

petals narrowly lanceolate to linear, 6–10(–13) mm.

(spreading or recurved, loosely sigmoid), 5–25 mm.

(spreading or recurved, sometimes loosely sigmoid), 2–6.5 mm.

(pendent or horizontal, sessile or substipitate), subglobose to broadly ellipsoid, not or slightly inflated, (4–)5–8 mm;

valves (not retaining seeds after dehiscence), glabrous throughout;

replum as wide as or wider than fruit;

ovules 4–8(–12) per ovary;

style 1–3(–4) mm.

(sessile or substipitate), broadly obcordate, obdeltate, or obcompressed, slightly compressed (angustiseptate), 3–5(–7) mm;

valves (not retaining seeds after dehiscence), sparsely pubescent or glabrous, trichomes appressed;

replum as wide as or wider than fruit;

ovules 8–16 per ovary;

style (1.8–)3–6(–7) mm.

flattened.

slightly flattened, (ellipsoid to suborbicular).

= 18, 36.