Flora of North America species comparison

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

several from base, decumbent, (unbranched, slender), 0.5–1 dm.

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

(strongly rosulate);

blade usually oblanceolate or broader, sometimes triangular, 2–3.5 cm (width 5–10 mm), margins entire or with 1 or 2 broad teeth, (apex acute).

(sessile);

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

blade oblanceolate, 1–1.5 cm (width 2–4 mm), margins entire, (apex acute).

dense, (exceeding basal leaves).

congested, (elongated moderately in fruit).

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 linear, 5–7 mm;

petals spatulate, 8–10 mm, (apex often somewhat truncate).

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

(spreading, straight or somewhat sigmoid), 5–8 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.

(erect), didymous, suborbicular, inflated, 2–5(–8) × 4–8(–10)mm, (coriaceous, base slightly cordate or nearly obtuse, sinus obsolete or absent, apical sinus broad and deep);

valves (retaining seeds after dehiscence), pubescent, trichomes appressed, (silvery on ovaries and immature fruit);

replum obovate to oblong, as wide as or wider than fruit, rarely somewhat constricted basally, apex obtuse;

ovules 4 per ovary;

style 5–7 mm.

flattened.

slightly flattened.

= 16, ca. 20.

= 8.