Flora of North America species comparison

gradually ramified distally.

gradually ramified distally.

procumbent to erect, 1–3 cm.

procumbent to suberect, 10–12(–30) cm.

basal leaves withering at or soon after anthesis, sessile, blade linear to clavate, subterete or grooved adaxially, 0.5–5 cm, margins entire, apex obtuse to subacute;

cauline leaves absent.

basal leaves evergreen, sessile, blade narrowly linear to linear-oblanceolate, flattened or slightly grooved on adaxial surface, 2–10 cm, margins entire, apex obtuse to acute;

cauline leaves absent, or alternate and intergrading with bracts, blade linear, 5–18 mm, margins entire or eglandular-toothed, apex acute.

with flowers borne singly;

bracts 4–7(–8), whorled, subulate to linear-lanceolate, 4–10 mm, margins entire, apex acuminate.

paniculate cymes, 20–100-flowered;

bracts alternate proximally, 2 at each flowering node distally, ovate, 2–5 mm, margins toothed to glandular-toothed, apex obtuse.

pedicellate, disarticulate in fruit;

sepals (4–)6–9, broadly elliptic to ovate, 10–25 mm, scarious after anthesis, margins entire to somewhat erose, apex obtuse to rounded;

petals 10–19, usually rose to pink, sometimes lavender, sometimes with paler or white centers, or wholly white, elliptic, oblong, or narrowly oblanceolate, 15–35 mm;

stamens 20–50;

stigmas 4–9;

pedicel (1–)3–15(–30) mm.

pedicellate, not disarticulate in fruit;

sepals 2, suborbiculate, 1.5–3 mm, herbaceous at anthesis, margins glandular-toothed, apex rounded to truncate;

petals 4–9(–11), white with pink veins to pink to magenta, oblong or obovate, 5–13 mm;

stamens 5–6;

stigmas 2 or 3;

pedicel 5–13 mm.

5–6 mm.

3–6 mm.

6–25, 2–2.5 mm, shiny, minutely papillate.

(1–)3–7, 1.5–2 mm, shiny, shallowly warted.

= 26, 28.