Australian Tropical Rainforest Plants - Online edition

Pandanus oblatus H.St.John

Palm, pandan or cycad
Click/tap on images to enlarge
Fruit. © CSIRO
Fruit and stem. ©
Fruit with scale ruler (cm). © CSIRO
Fruit disintergrating. © CSIRO
Fruit. © CSIRO
Stilt roots with characteristc apex cap [not vouchered]. CC-BY J.L. Dowe
Whole plant showing habit and prop roots. © CSIRO

St.John, H. (1961) Pacific Science; a quarterly devoted to the biological and physical sciences of the pacific region 15: 569. Type: Australia, Queensland, Cape York Peninsula, Iron Range, occasionally in gullies in rain forest, 20 m. alt., June 24, 1948, L.J. Brass 19,309 (BRI).

Common name



Tree to 14 m tall, crown branched. Trunk thick, with sparse spiny, conical nodules on trunk (warty), and with many long to 3 m prickly prop roots. Plants male or female.


Leaves to 1.6 m long x 9.2 cm wide, 'M' shaped in cross-section, overal sword-shaped and gradually narrowed to a stout subulate apex. At very base without spines on margins and midrib below; above base, spines present, pointing towards leaf tip on margins and midrib.


A terminal spike. Inflorescences male or female.


Fruit a multiple fruit, yellow, about 18 long x 13 cm diam, with about 92 segments (phalanges) per cone. Each segment about 4.7-5.1 x 2.9-3.5 cm, obovoid. The outer end of each segment ends in 5-11 processes. Seeds about 16 x 4 mm.


Features not available.

Distribution and Ecology

Occurs in CYP from the Iron Range in the north to Silver Plains in the south. Altitudinal range from near sea level to 300 m. Grows in rainforest and vine forest.

RFK Code
Copyright © CSIRO 2020, all rights reserved.