"Tree 1-36 m tall. Foliage buds 6-10 mm long. Juvenile leaves up to 20 by 1.2 cm. Adult leaves linear to linear-lanceolate, 5-12 cm by 7-11 mm, acute, narrowing at the base to a 3-6 mm petiole; midrib above obtuse, 1 mm wide and 0.2-0.3 mm high, collapsing when dry to form a narrow irregular ridge or becoming completely flat, upper hypoderm continuous. Pollen cones 3-4.5 cm, sessile, solitary or occasionally in pairs; apex of microsporophyll triangular, 0.3-0.5 mm long. Seed-bearing structure on a 5-13mm peduncle; foliola 5-6mm long; receptacle 8-12 mm, formed of two unequal bracts. Seed with its covering 10-11 by 6-6.5 mm" (de Laubenfels 1988).
Malesia: Borneo (Sabah: Mt Silam). Subdominant in somewhat open and sometimes stunted forest from 90 to 1200 m elevation. Found in dense local populations on various poor soils, some or most of which are ultrabasic (de Laubenfels 1988).
The species account at Threatened Conifers of the World.
Last Modified 2017-12-29