Flora of North America species comparison

several from base, usually decumbent to ascending, (arising laterally, unbranched, coarse), 1–2 dm.

several from base, erect, (unbranched), 0.2–0.3 dm.

blade pandurate or obovate, 3–6 cm, margins usually deeply and broadly incised, rarely subentire, (apex obtuse).

(few), similar to cauline.

blade oblanceolate to spatulate, similar to basal, (3–6 mm wide), margins entire, (apex often somewhat acute).

(petiole not differentiated from blade);

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

congested, (elongated in fruit).

dense, (few-flowered).

sepals oblong, 6–8 mm;

petals spatulate, to 10 mm.

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).

(usually curving upward, sigmoid), 6–10 mm.

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

didymous, irregular in shape, somewhat angular, inflated, 5–7 × 6–8 mm, (papery, often rigid, base obtuse or truncate, apical sinus broad, open and deep);

valves (retaining seeds after dehiscence), pubescent, trichomes spreading, loose;

replum oblong, often constricted, as wide as or wider than fruit, apex obtuse;

ovules 4 per ovary;

style 5–7 mm.

(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, 16.