Flora of North America species comparison

few to several from base, erect, (usually exceeding basal leaves), 0.3–0.7 dm.

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

blade linear-spatulate, 1.5–4 cm, (base narrowed gradually to petiole), margins entire.

(tufted, erect);

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

blade spatulate, similar to basal.

similar to basal.

crowded in distal 1/3, (4–10-flowered).

relatively dense.

sepals (pale yellow), oblong to elliptic, 3–4 mm, (median pair usually thickened apically, cucullate);

petals (sometimes with slight tinge of orange basally), lingulate, 4–6 mm.

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

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

(loosely to strongly sigmoid), 6–10 mm.

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

ellipsoid, slightly inflated (somewhat latiseptate), 4–5 mm, (apex acute);

valves pubescent, trichomes erect, appearing slightly shaggy;

ovules 4–8 per ovary;

styles 2.5–3 mm, (shorter than mature fruits).

(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, convex on outer side.

flattened, (mucilaginous).

= 10, 20.