Flora of North America species comparison

several from base, usually somewhat decumbent, (unbranched), (0.4–)0.5–2 dm.

few to several from base, erect, (usually exceeding basal leaves), 0.3–0.7 dm.

(petiole slender, often narrowly winged);

blade obovate to orbicular or rhombic-orbicular, 2–9 cm, (base abruptly narrowed to petiole), margins usually entire, rarely with few scattered teeth, (apex rounded or obtuse, sometimes with apical mucro).

blade linear-spatulate, 1.5–4 cm, (base narrowed gradually to petiole), margins entire.

blade spatulate to oblanceolate, 1–3 cm, margins entire, (apex usually obtuse).

blade spatulate, similar to basal.

loose, (elongated in fruit).

crowded in distal 1/3, (4–10-flowered).

sepals linear-oblong, 4–7.5 mm;

petals spatulate, 6–11 mm.

sepals (pale yellow), oblong to elliptic, 3–4 mm, (median pair usually thickened apically, cucullate);

petals (sometimes with slight tinge of orange basally), lingulate, 4–6 mm.

(divaricate, slightly sigmoid or nearly straight), 6–12 mm.

(loosely to strongly sigmoid), 6–10 mm.

(erect), didymous, suborbicular, inflated, (4–)6–15 × (4–)8–20 mm, (papery, basal and apical sinuses similar, basal rarely shallower, apical deep, narrow and closed or nearly so);

valves retaining seeds after dehiscence, pubescent, trichomes appressed;

replum oblong, constricted, 2–3.5 mm, narrower than fruit, apex obtuse;

ovules (2 or) 4 per ovary;

style 4–6(–9) mm.

ellipsoid, slightly inflated (somewhat latiseptate), 4–5 mm, (apex acute);

valves pubescent, trichomes erect, appearing slightly shaggy;

ovules 4–8 per ovary;

styles 2.5–3 mm, (shorter than mature fruits).

(dark brown), flattened, (2–3 mm).

± flattened, convex on outer side.

= 10, 16, 24.