Taproots gradually ramified distally. Stems erect, basal nodes underground, 10-20(-25) cm. Leaves: basal leaves withering at or soon after anthesis, abruptly narrowed into broad petiole, blade linear-spatulate to linear-oblanceolate, flattened, 4-11 cm, margins entire, apex obtuse to subacute; cauline leaves opposite, in 1-3 pairs near stem base, smaller than and similar to basal leaves. Inflorescences racemose to subumbellate cymes, (1-)2-5(-6)-flowered; bracts alternate proximally, 1-many at each flowering node distally, lanceolate, 4-8 mm, margins entire or toothed at apex, apex acute to acuminate. Flowers pedicellate, not disarticulate in fruit; sepals 2, suborbiculate, 4-8(-10) mm, herbaceous at anthesis, margins coarsely toothed but not glandular, apex obtuse to rounded; petals 8-11, pink fading to white, oblanceolate to obovate, 9-15 mm; stamens 8-18; stigmas 3-5; pedicel 20-75 mm. Capsules 5-6 mm. Seeds 5-15, 1-1.8 mm, shiny, smooth.
Can be grown by seedlings. Seeds needs stratification.
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