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), 0.2–0.3 dm.

(petiole slender);

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

(few), similar to cauline.

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

(petiole not differentiated from blade);

blade (somewhat succulent), linear to narrowly oblanceolate, 5–12 mm, margins entire.

congested.

dense, (few-flowered).

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

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

sepals (yellowish), elliptic, 3–4.5 mm;

petals (erect or, more commonly, arching), spatulate to oblanceolate, 5.8–7 mm, (claw not or weakly differentiated from blade).

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

(ascending to divaricate-ascending, ± straight), 3.5–6 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).

(coppery or reddish brown in age), broadly ovoid, slightly inflated, 3–4 mm;

valves (not retaining seeds after dehiscence), glabrous throughout;

replum as wide as or wider than fruit;

ovules 4–8 per ovary;

style 1.8–3 mm.

flattened.

flattened.

= 8, 10, 16, 24.