Flora of North America species comparison

several from base, erect or decumbent (arising laterally, unbranched), 0.5–1.5 mm.

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

(petiole slender);

blade obovate to orbicular, 3–6 cm (width 10–20 mm), margins entire or dentate.

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

blade spatulate, 1–2 cm (width 3–6 mm), margins entire, (apex often acute).

blade linear-oblanceolate, similar to basal.

congested.

dense (distally, subumbellate).

sepals narrowly lanceolate, 5–8(–9) mm;

petals narrowly oblanceolate, 9–12 mm, (claw undifferentiated from blade).

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

petals lingulate to spatulate, 4–7 mm.

(divaricate, slightly sigmoid), 8–15 mm.

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

(often purplish in age), didymous, subreniform, strongly inflated, 9–18 × 11–21(–30) mm, (papery, base obtuse to slightly cordate, apical sinus V-shaped or convex, open crests rounded);

valves (2-keeled on side away from replum, each 3-sided, keels rounded, sides flat or slightly convex, retaining seeds after dehiscence), evenly and densely pubescent;

replum oblong, as wide as or wider than fruits, apex obtuse;

ovules 4–12 per ovary;

style (4–)6–8 mm (exceeding sinus).

(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.

flattened.

plump.

= 8, 10, 16, 24.

= 10.