Flora of North America species comparison

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

few to several from base, erect, (usually unbranched), (1.5–)2.5–4(–6) dm.

(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).

blade elliptic to obovate, 2–6.5 cm, margins entire, sinuate, or remotely toothed, (surfaces occasionally sparsely pubescent).

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

(proximal often petiolate, distal sessile or subsessile);

blade oblanceolate to linear, 1–4 cm, margins entire.

congested, (elongated moderately in fruit).

dense, (subumbellate).

sepals linear, 5–7 mm;

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

sepals ovate or elliptic, 5.5–10 mm, (median pair thickened apically, cucullate);

petals (bright yellow), obovate to elliptic, 8–14 mm, (sometimes with distinct claw, often retuse).

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

(ascending), relatively short.

(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.

(shortly stipitate), ± globose or ellipsoid, not or slightly inflated, 5–8 mm;

valves (not retaining seeds after dehiscence), glabrous throughout;

replum as wide as or wider than fruit;

ovules (8–)12–20 per ovary;

style 3.5–5 mm.

slightly flattened.

flattened.

= 8.

= 12, 24, 36.