Styrax benzoin Dryand.

Last updated: 08 August 2016

Scientific Name

Styrax benzoin Dryand. (unresolved name)


Benzoin officinale Hayne, Benzoina vera Raf., Cyrta dealbata Miers, Plagiospermum benzoin Pierre [unresolved], Styrax benjuifer Stokes [unresolved] [1]

Vernacular Name

Malaysia Kemenyan (Peninsular) [2]
English Sumatra benzoin tree, gum benjamin tree [2]
Indonesia Kemenyan; haminjon durame, menyan (Java) [2]
Thailand Kam yaan (Peninsular) [2]
Laos Kam nha:n [2]
Vietnam C[oo] chi (Khanh Hoa); cur] chi, m[ax] ti[eef]n [2].

Geographical Distributions

Stryrax benzoin occurs naturally in India, Burma (Myanmar), Thailand, Cambodia, Laos, Vietnam, Peninsular Malaysia, Borneo, Sumatra and is rare in West Java; it has been cultivated in Sumatra since early the 19th Century, and is also cultivated in Java and West Kalimantan. [2]

S. benzoin is found at altitudes of 100—700(—1600) m, outside Malesia it is restricted to 200-500 m. [2]

Botanical Description

S. benzoin is a member of the Styracaceae family. It is a tree can grow measure about 8-34 m tall while the trunk is measure about 10-100 cm in diametre and with grey young twigs. [2]

The leaf blade is a measure about 8-13 cm x 2-5 cm. The undersurface leaf is with white woolly indumentum of stellate hairs and with 7-13 pairs of veins. [2]

The inflorescence is a panicle up to measure 20 cm long, but usually smaller than the leaves. The white flowers are fragrant. The pedicel is up to measure 4 mm long. The petal tube is measuring 1-2 mm long while its lobes are measure about 9-12 mm x 2-3.5 mm. [2]

The indehiscent fruit is a measure about 2-3 cm x 2 cm. [2]

The seed is nearly spherical in shape, with a size of measure about 1.5-2 cm in diametre and it is dull pale brown in colour. [2]


No documentation.

Chemical Constituent

No documentation.

Plant Part Used

No documentation.

Traditional Use

No documentation.

Preclinical Data

No documentation.

Clinical Data

No documentation.


No documentation.

Poisonous Management

No documentation.

Line drawing


Figure 1: The line drawing of S. benzoin [2]


  1. The Plant List. Ver1.1. Styrax benzoin Dryand. [homepage on the Internet]. c2013 [updated 2012 Mar 23; cited 2016 Jun 30]. Available from:
  2. Boer E, Ella AB, editors. Plant Resources of South-East Asia 18. Plants producing exudates. Leiden, Netherlands: Backhuys Publishers; 2000.