Hypertelis cerviana

Annual, delicate herb, 4–10 cm high. Root thin. Stems often many, erecto-patent, filiform. Leaves (both basal and cauline leaves), 4–10 mm long, linear, somewhat succulent, often grey-green, apex acute to obtuse; basal leaves often soon withering; cauline leaves in whorls of 3–12. Inflorescence loose, umbel-like, 3–5-flowered. Pedicel 7–13.5 mm, capillary. Tepals elliptic to oblong, 1.5–2.5 mm long, medially green, margins membranous, white or off-white, persistent around ripe capsule. Stamens 3–5, shorter than tepals. Capsule ovoid, enclosed in the perianth. Seeds 20–40, D-shaped, with a single low ridge on the keel, obscurely reticulate, brown, slightly shiny, ca. 0.2 mm. Throughout the year.