Flora of North America species comparison

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

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

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

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

(proximal shortly petiolate, distal usually sessile);

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

(petiolate or distal nearly sessile);

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

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

dense, congested, (few-flowered).

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

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

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

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

(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).