Much-branched shrublet to 25 cm, branches recurved-adpressed-hairy when young. Leaves opposite, lanceolate-elliptic, minutely papillate. Flowers in branched, terminal clusters, sessile, white to yellow, urn-shaped, petals ± 3 mm long.
Like C. whiteheadii but without adventitious roots on branches, without cilia on sepals and with petals extending into a fleshy apex without a subterminal appendage.