Click on images
Male flowers. Copyright Barry Jago
10th leaf stage. Copyright CSIRO
Scale bar 10mm. Copyright CSIRO
Cotyledon stage, durian germination. Copyright CSIRO
Cleistanthus semiopacus Benth.
Bentham, G. (1873) Flora Australiensis 6: 123. Type: Rockingham Bay, Dallachy..
Kaluhaburunghos semiopacus (Benth.) Kuntze, Revisio Generum Plantarum 2: 607(1891), Type: ?. Cleistanthus semiopacus Benth. var. semiopacus, Kew Bulletin 31: 380(1976), Type: ?.
Usually encountered as a small tree but trees to 50 cm dbh have been recorded.
Leaf blades about 4-12 x 2-4 cm, much paler on the underside. Lateral veins generally forming loops inside the blade margin. The underside of young leaf blades clothed in medifixed hairs. Terminal bud and young shoots densely clothed in short rusty hairs. Leafy twigs rather slender, about 1 mm diam. Petioles slightly swollen and finely wrinkled transversely.
First pair of leaves subopposite, ovate, apex acute, base obtuse, hairy on the underside,. At the tenth leaf stage: leaf blade elliptic, apex acute or acuminate, base cuneate, young leaves often purplish.
Distribution and Ecology
Endemic to NEQ, widespread from Bathurst Bay to Cardwell. Altitudinal range from near sea level to 750 m. Usually grows in beach forest and drier rain forest, often associated with Kauri Pine (Agathis robusta).
Shrub (woody or herbaceous, 1-6 m tall)