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, usually erect to spreading, sometimes prostrate, 0.5–2 dm.

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

blade oblanceolate, 2–3 cm, margins entire.

(sessile);

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

(sessile or proximal shortly petiolate);

blade narrowly oblanceolate, 0.5–1.5 cm, margins entire.

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 ovate to elliptic, (3–)4–5(–6) mm, (median pair often thickened apically, cucullate);

petals obovate, (6–)7–10 mm (nearly as wide, abruptly narrowed to claw, ca. 1 mm wide).

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

(erect to divaricate or ascending, sometimes curved), (5–)10–20(–40) mm, (stout).

(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.

subglobose to ellipsoid, compressed (usually angustiseptate), to 8 mm; (valves not retaining seeds after dehiscence);

replum as wide as or wider than fruit;

ovules 10–14 per ovary;

style 1–2 mm.

flattened.

plump.

= 16, ca. 20.

= 20.