Acacia concinna (Willd.) DC.

Acacia concinna (Willd.) DC.




Acacia rugata (Lamk) Buch.-Ham. ex Benth.,  Acacia sinuata (Lour.) Merr.

Vernacular Names

English Soap pod tree.
Indonesia Kate-kate kecil (Moluccas), gongai (Banda).
Cambodia Bânla: sâ-'öt, ba:y dâmna:ëb.
Laos 'som2po:y1.
Thailand Som khon, som poi (northern).
Vietnam Keo l[as] me.

Geographical Distributions

Acacia concinna is widely distributed in tropical Asia and occurs throughout Southeast Asia.


This is an erect, spreading or scrambling shrub or liana, which can reach up to 18(-30) m long.

The leaflets are membranous, with lateral veins forming a reticulate pattern beneath. The petiole of leaflets contains prominent glands and circular to elliptical rachis.

The flowers are in glomerules and 7-12 mm in diametre.

The pod is oblong and often with constrictions, measuring 4.5-15 cm x 1.5-2 cm.

Ecology / Cultivation

Acacia concinna occurs in primary and secondary rainforests, often at riversides, also found in forest clearings and margins, up to 1000 m altitude.

Line Drawing / Photograph



  1. Plant Resources of South-East Asia No.12(3): Medicinal and poisonous plants 3. 2003.