Flora of North America species comparison

gradually ramified distally.

gradually ramified distally.

semiprostrate to suberect, 3–8 cm.

erect, 0.5–5 cm.

basal leaves withering at or immediately following anthesis, ± sessile or tapered to broad petiole, blade oblanceolate, ± flattened, 3–8 cm, margins entire, apex acute to obtuse;

cauline leaves absent.

basal leaves withering at or soon after anthesis, ± sessile or abruptly or gradually narrowed into broad petiole, blade spatulate to orbiculate, flattened, 1–6.5(–9) cm, margins entire, apex obtuse, truncate, or retuse;

cauline leaves absent.

flowers borne singly on peduncles;

bracts 2, ovate to broadly lanceolate, 5–7 mm, margins entire, apex acute to acuminate.

with flowers borne singly on peduncles;

bracts 2, ovate to oblong, 5–12 mm, margins glandular-toothed, apex acute.

sessile, not disarticulate in fruit;

sepals 2, decussate with bracts, ovate, 4–9 mm, herbaceous, margins entire, not glandular, apex acute;

petals 5–9, white, sometimes with pink veins, or pinkish, obovate, 12–26 mm;

stamens 9–15;

stigmas 5–8.

sessile, not disarticulate in fruit;

sepals 2, decussate with bracts, resembling 4-merous calyx, ovate-lanceolate to oblanceolate, 5–12 mm, herbaceous, margins irregularly toothed, sometimes glandular, apex acute;

petals (5–)6–9(–12), white, obovate to oblanceolate, 10–15 mm;

stamens 8–15(–26);

stigmas 3–5.

6–9 mm.

8 mm.

40–50, 1.5 mm, shiny.

12–15, 2 mm, minutely tuberculate.

= 20.