Ficus xylophylla (Wall. ex Miq.) Miq., Ann. Mus. Bot. Lugd. Bat. 3 (1867)
Latin for 'with tough leaves'.

Synonyms
Urostigma xylophyllum Wall. ex Miq.

Description
Mid-canopy (strangling) tree up to 39 m tall and 56 cm dbh. Stem with white sap. Stipules ca. 30 mm long, hairy. Leaves alternate, simple, tripli-veined, glabrous. Fruits ca. 31 mm long, yellow-orange, elongate figs, placed in whorls along the twigs.

Ecology
In undisturbed coastal, (peat)-swamp, keranga and mixed dipterocarp forests up to 100 m altitude. Common on alluvial (swampy)sites, but also on hillsides and ridges. On sandy soils. In secondary forests usually present as a pre-disturbance remnant.

Distribution
Indo-China, Thailand, Peninsular Malaysia, Sumatra, Borneo (throughout the island).

Local names in Borneo
Ara, Arah, Kara, Kara tungkul, Kayu alar, Kayu ara.