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 to spreading or prostrate, 0.5–2(–3) dm.

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

(usually ± rosulate);

blade obovate to oblanceolate, (1–)2–6(–15) 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 shortly petiolate);

blade oblanceolate or lingulate, 0.5–1.5(–3) 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 spatulate, 5–6(–7) mm, (blade gradually narrowed to claw).

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

(erect to divaricate or ascending), (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, uncompressed, 4–6(–9) mm;

valves (not retaining seeds after dehiscence), glabrous or sparsely pubescent outside, trichomes sessile;

replum as wide as or wider than fruit;

ovules (8–)10–14(–16) per ovary;

style 1–2.5(–4) mm.

flattened.

plump.

= 16, ca. 20.

= 60.