stem suffruticose, erect, dichotomous, fastigiate, naked below, closely imbricated with leaves above; leaves opposite, ovate or ovato-lanceolate, subcordate at base, erect, flat, with sub-recurved margins, glabrous; cymules sessile, terminal, 3–8-flowered; calyx-lobes nearly equalling the corolla, linear, obtuse, glabrous; petals nearly free, oblong, acute, concave, nerve-keeled; styles subulate; squamæ minute. A much branched, densely leafy suffrutex, with annulated, slightly pubescent or glabrate stems or branches. Leaves quadrifariously imbricated in closely alternating pairs, 3–4 lines long, 2–3 lines wide, subacute. Flowers few at the ends of the leafy branches, white, 2 lines long.