Flora of North America species comparison

several from base, decumbent, (arising laterally, unbranched), 1–3 dm.

few to several from base, prostrate, (arising proximal to a terminal cluster of erect leaves, usually unbranched, slender), 0.5–1(–1.5) dm.

(numerous); (petiole slender, rarely with a few broad teeth);

blade obovate, 3–7 cm, margins entire.

(petiole slender);

blade elliptic to rhombic, 1.5–4(–5) cm, (base gradually tapering to petiole), margins usually entire, rarely dentate.

blade oblanceolate, 1.5–3 cm, margins entire.

blade narrowly obovate to oblanceolate, 5–15 mm, margins entire.

loose.

(relatively short), rather loose.

sepals oblong, 5–7 mm;

petals (yellow to purplish), spatulate, 8–12 mm.

sepals ± elliptic, 4–6 mm;

petals ovate, 6–8 mm, (claw slightly expanded at base).

(ascending or spreading, slightly curved or sigmoid), 1–2 cm.

(usually secund, recurved), 5–8 mm.

obcordate, angustiseptate, somewhat inflated, (not bladdery), 5–7 × 6–9 mm, (papery, basal sinus absent, apical sinus broad and open);

valves (retaining seeds after dehiscence), loosely pubescent, trichomes spreading;

replum ovate, 5–7 mm, as wide as or wider than fruit, apex acute or obtuse;

ovules 4–6 per ovary;

style 5–7 mm.

(pendent), globose, subglobose, or slightly obcompressed, slightly or not inflated, 3–6 mm, (rigid, apex usually beaked);

valves pubescent throughout;

ovules 8–12 per ovary;

style 1–2 mm, (pubescent).

slightly flattened, (suborbicular).