Flora of North America species comparison

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

few or several from base, prostrate to decumbent, (unbranched or branched), 0.5–1.5 dm.

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

blade obovate, 3–7 cm, margins entire.

blades orbicular to broadly obovate, 1.5–3 cm, margins usually entire, rarely remotely dentate.

blade oblanceolate, 1.5–3 cm, margins entire.

(sessile or shortly petiolate);

blade elliptic to oblanceolate, 1–1.5(–2.5) cm, margins entire, (apex obtuse).

loose.

dense, (elongated in fruit).

sepals oblong, 5–7 mm;

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

sepals ovate or oblong-elliptic, 5–5.5 mm, (lateral pair not saccate);

petals cuneate or broadly obovate, ca. 7 mm, (sometimes slightly narrowed to a broad claw, apex sometimes retuse).

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

(sharply recurved), 5–10 mm, (stout).

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.

subglobose to broadly obovoid, strongly inflated (often slightly angustiseptate), 5–7 mm, (papery);

valves sparsely pubescent; (septum fenestrate, perforate, or obsolete);

ovules 4–8 per ovary;

style 2–3 mm.

somewhat flattened.