Flora of North America species comparison

simple from base, erect, (usually unbranched), to 4.5 dm.

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

blade suborbicular to elliptic, 2–9.5(–11.5) cm, margins entire, sinuate, coarsely dentate, or almost lyrate-pinnatifid.

(tufted, erect);

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

similar to basal, blade narrowly linear or, sometimes, orbicular.

similar to basal.

loose (lax).

relatively dense.

sepals elliptic or ovate, (2–)3.5–7.5 mm, (cucullate);

petals 6–11 mm.

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

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

(recurved, straight, curved, or sigmoid), 6–20 mm.

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

obovoid to subglobose, not inflated (not angustiseptate), 3–6 mm;

valves sparsely pubescent, sometimes glabrous inside, trichomes sessile or stalked;

ovules 4(–8) per ovary;

style (1.6–)3–6 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.

flattened.

flattened, (mucilaginous).

= 10, 30.

= 10, 20.