Flora of North America species comparison

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

simple from base, loosely spreading, usually decumbent, (well exserted from basal leaves, often reddish purple), 0.8–2.4 dm.

(petiole slender);

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

blade (erect), spatulate to nearly rhombic, 2.5–5(–9) cm, (base gradually narrowed to petiole), margins entire, (flat).

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

blade spatulate, similar to basal, margins entire.

congested.

loose, (elongated, exceeding basal leaves).

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

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

sepals (pale yellow), lingulate to spatulate, 3.5–4 mm;

petals narrowly oblanceolate, 4–6 mm.

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

(ascending, curved or sigmoid), 4–7 mm.

(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).

ellipsoid, not inflated (strongly latiseptate, more so at apex), (3–)5–9 mm;

valves pubescent, trichomes closely appressed to surface;

ovules 4–8 per ovary;

style 2.5–4.5 mm (never more than 1/2 fruit length).

flattened.

plump.

= 8, 10, 16, 24.