Flora of North America species comparison

few to several from base, erect, (unbranched, slender), 0.3–1.5(–3) dm.

simple from base, erect, (arising from a condensed rosette), to 1 dm.

(tufted, erect);

blade linear to very narrowly spatulate, 1–3(–4) cm, margins entire (involute).

(ascending or erect);

blade elliptic to oblanceolate to obovate, (usually curled from middle to apex), (1.5–)5–7 cm (width 12–20 mm), margins entire.

similar to basal.

(1–5);

blade oblanceolate, 1–2.5 cm, margins entire.

relatively dense.

compact (or elongated in fruit, to 1 dm, barely exceeding leaves).

sepals (greenish yellow), elliptic, 3.5–7 mm;

petals spatulate, 5–6 mm, (not clawed).

sepals (erect), oblong to linear or spatulate, 5.5–7 mm;

petals spatulate, 10–14 mm, (claw undifferentiated from blade).

(ascending, curved or sigmoid), 2–10 mm.

(divaricate-ascending, slightly curved), 7–18 mm.

(erect), ovoid (or longer than broad), usually inflated, 4–5 mm, (apex acute, slightly flattened);

valves pubescent, trichomes appressed;

ovules 4–8 per ovary;

style 2–4 mm.

didymous, irregular, highly inflated, 8–11(–18) × 10–15 mm, (papery, basal sinus shallower than the deep apical sinus; valves retaining seeds after dehiscence);

replum obovate, not constricted, 1–1.8 mm, apex obtuse, as wide as or wider than fruit;

ovules (4–)8(–12) per ovary;

style 4–6 mm, (glabrous).

flattened, (mucilaginous).

flattened, (oblong to elliptic, thin-margined or not).

= 10, 20.