Flora of North America species comparison

several from base, prostrate to decumbent, (usually unbranched, rarely branched distally), 1–3 dm.

simple or few to several from base, erect, (often distal 1/2 branched), to 6 dm.

(tufted);

blade broadly obovate, 1–2 cm, margins entire or with 1 or 2 broad teeth, (apex rounded to obtuse).

blade oblanceolate, to 9 cm, margins entire, dentate, or sinuate to lyrate-pinnatifid.

blade oblanceolate to nearly oblong, similar to basal, (base cuneate), margins entire.

(proximal shortly petiolate, distal sessile);

blade narrowly elliptic to linear, 2–4(–6) cm, margins entire or repand to shallowly dentate.

(secund), loose, (elongated in fruit).

loose.

sepals (yellowish), elliptic to lanceolate, (2–)3–4 mm;

petals spatulate, (3.9–)5–7 mm.

sepals elliptic or elongate-ovate, 3.4–5.2(–6.5) mm, (lateral pair subsaccate, median pair thickened apically, cucullate);

petals obovate or deltate, 5–10 mm, (sometimes with short claw, margins undulate).

(recurved), 6–8(–12) mm.

(divaricate-ascending to widely spreading, straight), 8–20 mm.

(usually pendent), elliptic to subglobose, usually slightly compressed (latiseptate), 3–4 mm;

valves densely pubescent, sometimes with scattered trichomes inside;

ovules 4 per ovary;

style ca. 3 mm.

globose or subglobose, sometimes slightly compressed, 3–6 mm;

valves (not retaining seeds after dehiscence), densely papillose, densely pubescent inside, trichomes raised;

replum as wide as or wider than fruit;

ovules 8–18 per ovary;

style 1.5–3.5 mm.

somewhat flattened.

flattened.

= 12.