Barringtonia lanceolata (Ridl.) Payens, Blumea 15 (1967)
Latin for 'lance-shaped'.

Synonyms
Barringtonia pseudoglomerata P.Chantaranothai, Careya lanceolata Ridl., Planchonia lanceolata (Ridl.) Knuth

Description
Mid-canopy tree up to 31 m tall and 43 cm dbh. Stipules dropped early. Leaves crowded at twig tips, alternate to whorled, simple, penni-veined, glabrous, slightly toothed margin. Flowers ca. 50 mm diameter, white-pinkish, many protruding stamens, placed on spikes, flowering at night, corolla dropped in the morning. Fruits ca. 72 mm long, green-brown-purplish, drupes.

Ecology
In undisturbed mixed dipterocarp and sub-montane forests up to 1700 m altitude. Usually on ridges. Flowering at night to attract bats and moths. In secondary forests usually present as a pre-disturbance remnant tree.

Uses
The bark is locally used as a fish poison.

Distribution
Borneo (Sarawak, Brunei, Sabah, West-, Central- and East-Kalimantan).

Local names in Borneo
Jempalang, Jempalang apoi, Langkong, Putat, Tempalang.