Flora of North America species comparison

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

several (to several hundred) from base, erect, (each terminating in a tufted cluster of leaves), to 7 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).

(petiole not differentiated from blade);

blade narrowly elliptic to narrowly linear-oblanceolate, (0.8–)1–1.5 cm, (base cuneate), margins entire.

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

similar to basal, blade sometimes linear, (apex acute).

congested, (elongated moderately in fruit).

dense, (often ± subumbellate, somewhat elongated in fruit).

sepals linear, 5–7 mm;

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

sepals narrowly elliptic, 2.5–3.5(–4) mm, (not keeled);

petals narrowly spatulate, 4–7 mm.

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

(strongly sigmoid), 5–10 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.

ellipsoid, compressed, 4–6 mm;

valves densely pubescent, trichomes appressed;

ovules 2 per ovary;

style 2–3.5 mm.

slightly flattened.

flattened, (oval).

= 8.