Flora of North America species comparison

gradually ramified distally.

gradually ramified distally.

semiprostrate to suberect, 3–8 cm.

procumbent to suberect, 10–50(–60) 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 evergreen, sessile or abruptly or gradually narrowing to broad petiole, blade narrowly obovate to spatulate, flattened, (2–)2.5–8(–14) cm, margins finely toothed to coarsely triangular-toothed, apex truncate, emarginate, retuse, or rounded;

cauline leaves absent, or alternate or in suprabasal rosettes, similar to but smaller than basal leaves and intergrading with bracts, 3–12 mm.

flowers borne singly on peduncles;

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

loosely paniculate cymes, 30–100-flowered;

bracts several, alternate or opposite proximally, 2 at each flowering node distally, ovate, obovate, or elliptic, 1–4 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.

pedicellate, not disarticulate in fruit;

sepals 2, suborbiculate to broadly elliptic, 2–3 mm, herbaceous at anthesis, margins glandular-toothed, rarely eglandular, apex rounded to truncate;

petals 5–7, white to pale pink, veins darker pink, elliptic, elliptic-ovate to elliptic-obovate, 5–9 mm;

stamens 5–6;

stigmas 3;

pedicel 0.3–8 mm.

6–9 mm.

3 mm.

40–50, 1.5 mm, shiny.

1–3, 1.2–1.5 mm, shiny, ± smooth.

= 20.

= 28.