Genus: ± 100 species.
Region: southeast Asia, India, Myanmar, Thailand, Malaysia, Indonesia, Philippines.
Habitat: lowland forest; dry thickets and second-growth forests; low elevations.
Content: alkaloids, suaveoline and artabotrine.
Use: living fences; twigs for cordage; medicines.
BotanyScrambling or climbing, evergreen shrub.
Stems: up to 25 metres long.
Leaves: aromatic.