Dinosperma longifolium T.G.Hartley

Hartley, T.G. (1997) Adansonia 19(2): 195. Type: Nicholson 4018, Australia, Queensland, Cook District, State Forest Reserve 607, Freshwater Creek, 11 Jan 1966.

Shrub or small tree to 7 m tall.

Leaves opposite, but may also be in whorls of 3-4, simple, 15-30 cm long, petiole -.1-0.5 cm long; leaf blazdes glabrous or nearly, narroly elliptice to oblanceolate, 15-30 x 4-7.5 cm, narrowly cordate. Main veins 23-27 per side of leaf blade.

Inflorescences many flowered panicles, 18-30 cm long. Flowers poorly known. Sepals ovate, 1 mm long. Petals white, glabrous, 2 mm long. Stamens 8, as long as petals with a few papillate glands towards apex, anthoer 0.5 mm long. Gynoecium glabrous, 1 mm long, style 0.5 mm long.

Follicles widely spreading to horizontal (divaricate), asymmetrically obovate, 20 mm long. Mature seeds unknown.

Not recorded.

Endemic to NEQ, known only from a few restricted locations in the Wet Tropics, near Davies Creek, Mt Bartle Frere and Bellenden Ker.

Very rare. Distinguished from other species in this genus by the simple leaves and leaf base which is narrowly cordate.