Flora of North America species comparison

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

few from base, erect with outer usually decumbent, 1–3.5(–5) dm.

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

(erect);

blade narrowly lanceolate to linear or (outer) oblanceolate, (1–)2–6(–9) cm, margins usually entire, rarely shallowly dentate, (inner involute, outer usually flat, base usually with some simple trichomes).

blade spatulate, similar to basal.

blade narrowly oblanceolate to linear, (1–)2–4(–8) cm, margins flat or involute.

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

compact, (elongated and loose in fruit, densely-flowered).

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 oblong to broadly elliptic, 4–7(–8) mm, (lateral pair subsaccate, median pair cucullate);

petals oblanceolate or obovate, (5–)6.5–9.5(–11) mm, (claw undifferentiated from blade, or blade gradually narrowed to claw).

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

(usually recurved), (5–)10–20(–25) 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).

subglobose or obovoid, usually inflated, sometimes slightly compressed, (3–)4–6 mm;

valves densely pubescent, trichomes spreading, usually pubescent inside, trichomes appressed, sessile;

ovules (4–)8–12(–16) per ovary;

style 3–4.5(–6.5) mm.

± flattened, convex on outer side.

slightly flattened.

= 10, 20, 30.