sentences:  It is an evergreen shrub or small tree growing to 2–5 m (rarely 6 m) tall, with smooth, pale grey-brown bark on the stems.The leaves are opposite, 5–10 cm long and 2–5 cm broad, glossy dark green above, paler glaucous to yellowish green below, thick and leathery textured, and with an entire margin.The flowers are white, with a four-lobed corolla 5–6 mm long; they are borne in clusters 7–15 cm long in early summer.