Flora of North America species comparison

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

simple from base, loosely spreading, usually decumbent, (well exserted from basal leaves, often reddish purple), 0.8–2.4 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 (erect), spatulate to nearly rhombic, 2.5–5(–9) cm, (base gradually narrowed to petiole), margins entire, (flat).

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

blade spatulate, similar to basal, margins entire.

loose, (elongated in fruit).

loose, (elongated, exceeding basal leaves).

sepals linear-oblong, 4–7.5 mm;

petals spatulate, 6–11 mm.

sepals (pale yellow), lingulate to spatulate, 3.5–4 mm;

petals narrowly oblanceolate, 4–6 mm.

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

(ascending, curved or sigmoid), 4–7 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, not inflated (strongly latiseptate, more so at apex), (3–)5–9 mm;

valves pubescent, trichomes closely appressed to surface;

ovules 4–8 per ovary;

style 2.5–4.5 mm (never more than 1/2 fruit length).

(dark brown), flattened, (2–3 mm).

plump.

= 10, 16, 24.