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Mangroves

Jeruju

Acanthus ilicifolius

IUCN: LC

Jeruju (Acanthus ilicifolius) is a mangrove of the family Acanthaceae recorded in the biodiversity data of PRPM Mengare.

It is one of 22 species in the group “Mangroves” recorded at the site.

How to recognise it

Form
Upright shrub, 1–2 m tall, growing in clumps at the mangrove edge.
Roots
No special aerial roots, though short prop roots sometimes grow from the stem base.
Leaves
Opposite, oblong to lance-shaped, glossy dark green, pointed tip, edges toothed like spines.
Flowers
Upright spikes at the stem tips; flowers bluish purple.
Fruit & seed
Capsule with 2–4 seeds, thrown out when the capsule bursts.

Did you know?

The leaves are used in traditional medicine for coughs, asthma and rheumatism, and are now also made into herbal tea. The ripe seeds pop out, which helps the plant form dense clumps along the mangrove edge.

Quick facts

Scientific name
Acanthus ilicifolius
Indonesian name
Jeruju
Family
Acanthaceae
Group
Mangroves

Conservation status

IUCN Red List
Least Concern

Learn more

Supported by
Danantara IndonesiaPupuk IndonesiaPetrokimia GresikTJSL Petrokimia Gresik
Managed by
Pokmaswas Tanjung WidoroPokdarwis Tanjung Widoro
Programme development partners
Agrie ConservationEcosains IndonesiaGresik Naturalist