Flora of North America species comparison

several from base, erect, (unbranched, slender), 0.1–0.6 dm.

few to several from base, ascending or prostrate, (arising laterally, also from within basal leaves, usually unbranched, rarely branched), 0.5–3(–6) dm.

blade rhombic to obovate, 2–4 cm, margins entire.

blade narrowly oblanceolate or broadly elliptic, 1–7(–12) cm, margins entire or shallowly toothed, sometimes repand, (inner blades usually flattened in age, surfaces often gray-green, scabrous).

blade linear-oblanceolate, similar to basal.

(usually secund);

blade spatulate or obovate, 1–2.5(–4.5) cm, margins entire or shallowly toothed, (flat or involute).

dense (distally, subumbellate).

somewhat crowded (to moderately elongated in fruit, exceeding basal leaves).

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

petals lingulate to spatulate, 4–7 mm.

sepals broadly elliptic or oblong, 4–7.5(–9) mm, (median pair thickened apically, cucullate);

petals cuneate or obovate, 7–10(–16) mm, (tapering gradually to broad claw).

(divaricate-ascending), 3–5 mm, (densely pubescent).

(often divaricate-spreading and straight, or horizontal and loosely sigmoid, sometimes slightly recurved), 5–15 mm.

(erect), ovate to suborbicular, compressed apically (latiseptate), 3–4 mm;

valves pubescent;

replum ovate to obovate;

ovules 4–6 per ovary;

style 2–3 mm.

subglobose to ovoid or ellipsoid, sometimes compressed, (4–)5–7(–9) mm;

valves sparsely pubescent, trichomes appressed or erect, sometimes sparsely pubescent inside;

ovules (8–)12–16(–20) per ovary;

style 2–7 mm.

plump.

somewhat flattened.

= 10.

= 10 + 2, 18, 20, ± 40.