Flora of North America species comparison

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

few to several from base, ascending (in flower) to nearly prostrate (in fruit), (unbranched), 1–2.5 dm.

(petiole slender);

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

(petiole 1–3.5 cm);

blade ovate to rhombic or rotund, 2–7 cm, (base narrowed abruptly to petiole), margins usually entire, occasionally shallowly repand, (flat).

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

blade elliptic or narrowly so, (0.7–)1–2.5 cm, (base narrowed gradually to petiole), margins entire.

congested.

dense, (elongated in fruit).

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

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

sepals (lavender under grayish trichomes), elliptic, 4–6 mm;

petals (white, pale yellow basally, often tinged lavender abaxially), narrowly spatulate, 6–10 mm, (claw undifferentiated from blade).

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

(ascending, curved to slightly sigmoid), (4–)6–12 mm, (stout).

(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).

subglobose to ovoid, slightly compressed, 5–7 mm;

valves densely pubescent, trichomes spreading;

ovules 8–12 per ovary;

style 4–6 mm.

flattened.

flattened, (faintly margined).

= 8, 10, 16, 24.