Flora of North America species comparison

several from base, erect, (unbranched, slender), 0.1–0.6 dm.

simple or few to several from base, usually erect to spreading, sometimes prostrate, 0.5–2 dm.

blade rhombic to obovate, 2–4 cm, margins entire.

blade oblanceolate, 2–3 cm, margins entire.

blade linear-oblanceolate, similar to basal.

(sessile or proximal shortly petiolate);

blade narrowly oblanceolate, 0.5–1.5 cm, margins entire.

dense (distally, subumbellate).

loose.

sepals (yellowish), oblong to elliptic, 3.5–7 mm, (median pair usually thickened apically, cucullate);

petals lingulate to spatulate, 4–7 mm.

sepals ovate to elliptic, (3–)4–5(–6) mm, (median pair often thickened apically, cucullate);

petals obovate, (6–)7–10 mm (nearly as wide, abruptly narrowed to claw, ca. 1 mm wide).

(divaricate-ascending), 3–5 mm, (densely pubescent).

(erect to divaricate or ascending, sometimes curved), (5–)10–20(–40) mm, (stout).

(erect), ovate to suborbicular, compressed apically (latiseptate), 3–4 mm;

valves pubescent;

replum ovate to obovate;

ovules 4–6 per ovary;

style 2–3 mm.

subglobose to ellipsoid, compressed (usually angustiseptate), to 8 mm; (valves not retaining seeds after dehiscence);

replum as wide as or wider than fruit;

ovules 10–14 per ovary;

style 1–2 mm.

plump.

plump.

= 10.

= 20.