Flora of North America species comparison

simple from base, erect, (unbranched, sparsely leaved), to 7 dm.

simple from base, erect to decumbent, (unbranched, mostly filiform, slender), 1–1.5 dm.

blade elliptic or obovate to oblong, 4–15 cm, margins entire, dentate, or lyrate-pinnatifid.

(erect, petiole slender);

blades broadly ovate to elliptic, 0.5–1 cm, (base abruptly narrowing to petiole), margins entire.

(proximal often narrowed to short petiole, distal sessile);

blade broadly elliptic to obovate or rhombic, 0.5–3(–5) cm, margins entire.

(remote, distally shortly petiolate);

blade ± spatulate, (base cuneate), margins entire.

dense or slightly elongated.

lax, (elongated, few-flowered).

sepals elliptic to ovate, 3.5–6(–7) mm, (median pair usually thickened apically, cucullate);

petals (white, often purple-veined, fading purplish), suborbicular to obovate, obdeltate, or cuneate, 4.5–10(–12) mm, (often narrowed to broad claw, apex emarginate, less frequently claw undifferentiated from blade).

sepals (erect), oblong, 3.5–4 mm, (lateral pair not saccate);

petals (often fading to light purple apically), spatulate to nearly lingulate, 6–7 mm.

(spreading or recurved, loosely sigmoid), 5–25 mm.

(recurved to widely spreading, filiform, slender), 5–10 mm.

(pendent or horizontal, sessile or substipitate), subglobose to broadly ellipsoid, not or slightly inflated, (4–)5–8 mm;

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

replum as wide as or wider than fruit;

ovules 4–8(–12) per ovary;

style 1–3(–4) mm.

(pendent), globose or subglobose, compressed, 3–4 mm;

valves ± densely pubescent;

ovules 6–10 per ovary;

style ca. 1.5 mm.

flattened.

not seen.

= 18, 36.