Flora of North America species comparison

several from base, erect or outer ones decumbent, (unbranched, stout, usually sparsely leaved), 1–3 dm.

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

blade linear, 2–7(–10) cm, margins entire, repand, or shallowly dentate.

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

(sessile);

blade (erect), spatulate to linear, (1–)2–3(–4.5) cm, margins entire, sometimes involute, (apex acute or subacute).

(proximal shortly petiolate, distal sessile);

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

dense, (exceeding basal leaves).

loose.

sepals ovate or oblong, (4.5–)5–6(–7) mm, (lateral pair subsaccate, cucullate, median pair thickened, cucullate apically);

petals spatulate, 7–9(–11) mm (widened at base, slightly retuse).

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).

(spreading, sharply sigmoid), 8–15 mm.

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

(sessile or substipitate), ovate to oblong, not compressed at distal margins or apex, 5–9 mm;

valves sparsely pubescent, trichomes appressed;

ovules 4–8 per ovary;

style 3–5 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.

flattened.

flattened.

= 16, ca. 20.

= 12.