Avicennia marina subsp. australasica

Shrub or small tree c. 1–4 m high; branchlets, inflorescences and lower surface of leaves greyish or silvery; pneumatophores numerous and projecting from the shallow lateral roots. Leaves narrowly obovate to obovate or elliptic, 3.5–12 cm long, 1–4 cm wide, leathery, apex acute to obtuse, base cuneate, margins entire, upper surface usually glabrous, lower surface minutely greyish or silvery hairy; petiole 5–10 mm long. Cymes dense, in upper axils or arranged in terminal panicles; peduncles angular, 10–25 mm long. Calyx 2.5–3 mm long; corolla white, yellowing with age, tube 1–2 mm long, lobes 3–4 mm long. Capsule compressed-ovoid, 20–30 mm diam.; seed germinating before fruit falls. Flowers most of year.