
Appearance
Annual, 5–15 cm, glabrous or somewhat pubescent. Stems branching. Leaves alternate, 7–10 mm, linear, rounded. Flowers usually 6-merous, sometimes 7-9-merous, in unilateral cymes. Sepals ovate-acute.Petals white, with a purple midrib, 5–7 mm, lanceolate, acuminate. Carpels stellate.
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