Herbs, annual or short-lived perennial, 4–25 cm, densely and finely gray-puberulent throughout. Stems ascending, branched at base, herbaceous throughout. Leaves alternate or sometimes proximal leaves opposite, appressed-ascending; stipular glands present (conspicuous); blade linear, 7–20 × 0.6–1.5 mm, margins entire or distal leaves sparsely glandular-toothed, ciliate, apex acute; 1-nerved. Inflorescences open panicles. Pedicels 5–10 mm. Flowers: sepals falling tardily, lanceolate, 4–7 mm, margins of inner sepals scarious, glandular-toothed, apex acute to acuminate, puberulent at least on midrib; outer 3-nerved; petals yellowish orange to salmon, with maroon or reddish base, obcordate or broadly obovate, 9–15 mm; stamens 4–7 mm; anthers 0.6–1.4 mm; staminodia absent; styles connate nearly to apex, 3–7 mm; stigmas dark, capitate. Capsules ovoid-ellipsoid, 3.5–4 × 2.5–5 mm, apex obtuse, dehiscing into 5, 2-seeded segments, segments persistent on plant, false septa complete, proximal margin not terminating in loose fringe, distal part cartilaginous, margins ciliate. Seeds 1.5–3 × 0.9–1.3 mm. 2n = 30.
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