Woody-based Thesium-like herb with several erect glabrous branched stems (15)20–45 cm. tall, the stems below the lateral branches essentially leafless. Leaves 2–6(15) x scarcely 0.5 mm., linear-subulate, glabrous or with margins ± ciliolate towards the base. Stipular sheath very short. Flowers distinctly bracteolate, solitary or few in the axils, sessile or pedicels to about 0.5 mm. or sometimes falsely pedicellate by reduction and stalk up to 1 cm. long; the nodes well separated and forming spike-like inflorescences 10–20 cm. long. Calyx tube glabrous; lobes 0.5–1.5 mm. long. Corolla white sometimes with pink-tipped lobes; tube 1.5–2 x 1.5 mm., shortly cylindrical, glabrous inside; lobes ovate, 1–2 x 0.9–1.2 mm., densely pilose inside. Style 2–2.5 mm. long in long-styled flowers, 0.5 mm. long in short-styled flowers; stigmatic lobes ovoid, 0.3 mm. long. Capsule subglobose, about 2 mm. long including the elevated beak which is about j the total. Seeds 0.6 mm. long.