Flora of North America species comparison

several from base, prostrate to decumbent, (usually unbranched, rarely branched distally), 1–3 dm.

several from base, usually somewhat decumbent, (unbranched), (0.4–)0.5–2 dm.

(tufted);

blade broadly obovate, 1–2 cm, margins entire or with 1 or 2 broad teeth, (apex rounded to obtuse).

(petiole slender, often narrowly winged);

blade obovate to orbicular or rhombic-orbicular, 2–9 cm, (base abruptly narrowed to petiole), margins usually entire, rarely with few scattered teeth, (apex rounded or obtuse, sometimes with apical mucro).

blade oblanceolate to nearly oblong, similar to basal, (base cuneate), margins entire.

blade spatulate to oblanceolate, 1–3 cm, margins entire, (apex usually obtuse).

(secund), loose, (elongated in fruit).

loose, (elongated in fruit).

sepals (yellowish), elliptic to lanceolate, (2–)3–4 mm;

petals spatulate, (3.9–)5–7 mm.

sepals linear-oblong, 4–7.5 mm;

petals spatulate, 6–11 mm.

(recurved), 6–8(–12) mm.

(divaricate, slightly sigmoid or nearly straight), 6–12 mm.

(usually pendent), elliptic to subglobose, usually slightly compressed (latiseptate), 3–4 mm;

valves densely pubescent, sometimes with scattered trichomes inside;

ovules 4 per ovary;

style ca. 3 mm.

(erect), didymous, suborbicular, inflated, (4–)6–15 × (4–)8–20 mm, (papery, basal and apical sinuses similar, basal rarely shallower, apical deep, narrow and closed or nearly so);

valves retaining seeds after dehiscence, pubescent, trichomes appressed;

replum oblong, constricted, 2–3.5 mm, narrower than fruit, apex obtuse;

ovules (2 or) 4 per ovary;

style 4–6(–9) mm.

somewhat flattened.

(dark brown), flattened, (2–3 mm).

= 10, 16, 24.