Bergia diacheiron Verdon ex G.J.Leach

Prostrate perennial. Indumentum of eglandular hairs or lacking. Leaves elliptic, 1.5–5.5 mm long, 1.4–2.5 mm wide, acute or rarely mucronate, glabrous, margin serrate, venation obscure. Stipules 1.2–2 mm long, 0.5–1 mm wide. Flowers solitary, ± sessile. Bracteoles appressed to and shorter than calyx, elliptic, 1–2 mm long, 0.4–0.6 mm wide, margin broad, white, fimbriate. Sepals 5, ovate, 1.2–2.2 mm long, 0.8–1.2 mm wide, acuminate, glabrous or sparsely pubescent, green, margin broad, white, laciniate, keel obscure or absent. Petals 5, longer than sepals, narrow-obovate, 2–2.5 mm long, 0.45–0.7 mm wide, obtuse, rarely mucronate, erect at anthesis. Stamens 3–5, 1.2–1.6 mm long; filament flattened, dilated at base. Capsule globular, 1–1.2 mm diam., 3-locular; styles 0–0.25 mm long; stigmas capitate. Seeds ovoid, slightly curved, 0.3–0.5 mm long, 0.15–0.25 mm wide, light to dark brown, alveolate.

Grows in sandy, gravelly or clay soils; sometimes in disturbed habitats such as borrow pits and dams.