Flora of North America species comparison

several from base, erect to decumbent or prostrate, (unbranched or branched, sometimes densely leaved), 1–3.5(–4.5) dm.

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

blade obovate to broadly oblong, 1.5–5(–8) cm, margins lyrate-pinnatifid, dentate, or entire.

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

(proximal sometimes petiolate, distal sessile);

blade linear to oblanceolate, often falcate, 1–4(–7) cm, (proximal with base sometimes cuneate), margins entire, repand, or shallowly dentate.

(sessile or shortly petiolate);

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

dense.

dense, (elongated in fruit).

sepals elliptic or oblong, 3–6.5 mm, (lateral pair subsaccate, median pair thickened apically, cucullate);

petals (widely spreading at anthesis, yellow to orange, claw sometimes whitish), cuneate, obdeltate, or obovate, (tapering to claw), 5–8(–10) mm, (claw often widened at base).

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).

(divaricate-ascending, sigmoid or, sometimes, nearly straight), 5–15(–25) mm.

(sharply recurved), 5–10 mm, (stout).

(shortly stipitate), subglobose, not or slightly compressed, (3–)4–8 mm;

valves (not retaining seeds after dehiscence), glabrous throughout;

replum as wide as or wider than fruit;

ovules (8–)12–20(–26) per ovary;

style (1.5–)2–4(–5) 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.

flattened.

somewhat flattened.

= 12, 32.