Flora of North America species comparison

few from base, decumbent, (arising laterally proximal to current season’s leaves), 0.3–0.8 dm.

simple or few to several from base, prostrate, (from below a terminal rosette of leaves, unbranched), 0.2–0.5 dm.

(petiole slender);

blade broadly obovate, or deltate to ovate or narrower, 1.5–3.5 cm, (base abruptly to gradually narrowed to petiole), margins entire or obscurely few-toothed, (apex usually obtuse, nearly acute in narrower leaves).

blade elliptic to broadly ovate or obovate, (1–)1.5–2.5(–3) cm, margins entire, (apex obtuse).

(2–5 per stem);

blade oblanceolate to spatulate, similar to basal, margins entire, (apex acute).

blade spatulate, 3–7 mm, (base cuneate), margins entire.

loose, (3–6-flowered).

not loose, (scarcely elongated in fruit, 3–5-flowered).

sepals narrowly oblong to linear, 7–9 mm;

petals (erect), spatulate, 10–12(–15) mm.

sepals (yellow-green), narrowly elliptic to narrowly long-triangular, 3.7–5 mm;

petals oblanceolate to nearly obovate, 7–8.5 mm, (abruptly tapering to narrow claw).

(widely spreading to ascending, slightly curved or straight), 7–11 mm.

(straight or slightly curved).

(usually purplish in age), didymous, irregular and somewhat angular, not highly inflated, 4–11 × 10–13 mm, (coriaceous, papery, shallowly grooved distally and on sides, tapered and narrowed toward replum, base obtuse to truncate, apex with broad sinus to nearly truncate);

valves (retaining seeds after dehiscence), densely pubescent, not silvery;

replum elliptic to obovate, as wide as or wider than fruit, base rounded, margins sparsely pubescent or glabrous, apex rounded (with funicles);

ovules 4 per ovary;

style 5–7 mm, (glabrous).

wider than long, apex truncate to shallowly notched, compressed (angustiseptate), 3–4 mm;

valves densely pubescent, trichomes ascending to erect, sparsely pubescent inside;

ovules 4 per ovary;

style 2–3 mm.

flattened.

plump, (slightly compressed).