Acanthus ebracteatus Vahl
|Malaysia||Jeruju hitam, beruju (Peninsular).|
|Indonesia||Daruju (Javanese), juruju (Sumatra).|
|Thailand||Ngueak plaa mo (General).|
Distributed from Southeast Asia to northern Australia. Very common in Malaysia, but less common in Indonesia.
Acanthus ebracteatus is an erect or reclining, smooth herb which can grow up to 1 m tall. It scarcely branched and with adventitious aerial roots.
The leaves are oblong and with a size of measuring 12-20 cm x 3-5 cm. The spike is up to 10 cm long, many-flowered, ovate bracts which are measures 6-8 mm long. The bracteoles are early caduceus. The sepal lobes are ovate in shape.
The petal lobe is elliptical-oblong, measuring 2.5 cm x 2 cm, white and rarely bluish in colour.
A. ebracteatus is gregarious and very common in tidal rivers.