Small herb with rigid branches often with a dense coating of sand because of their glandular indumentum. Leaves narrow, linear, up to 15 mm long, mucronate, with a sparse indumentum of glandular hairs; stipules setaceous. Bracts leaf-like, acuminate, mucronate. Sepals unequal, rigid, lanceolate, 3-7 mm long, mucronate, each with a lateral, setaceous appendage on each side. Petals 5, much smaller than sepals, obovate. Capsule ovoid, much shorter than sepals.