Cissus hastata Miq.

Last updated: 30 April 2015

Scientific Name

Cissus hastata Miq.


Cissus glaberrima Steud., Vitis hastata (Miq.) Miq. [1]

Vernacular Name

Malaysia Akar asam riang, akar iang-iang, akar kerayong [2], akar yang-yang [3]
Thailand Thao som op, som khaao (Peninsular); som sandaan (South-eastern) [2]; som san dan [3]
Vietnam h[oof] d[awf]ng m[ux]i gi[os]o [2].

Geographical Distributions

Cissus hastata distributed from India to Indo-China, Thailand, throughout South-east Asia to the east coast of Australia. [2]

C. hastata occurs along forest margins, usually cascading over trees, from sea-level up to 700 m altitude. [2]

Botanical Description

C. hastata comes from the family of Vitaceae. It is an evergreen climber with quadrangular stems, winged margins, pale bluish-green, hairy when young, unicellular hairs, 2-armed and unbranched or bifid tendrils. [2]

The leaves are simple, ovate to broadly ovate in shape, with a size of measuring 7-11.5 cm x 5.5-10.5 cm and often reddish on the lower surface when young. The base is cordate, acute to acuminate apex and serrulate margins. The petiole is 1.5-4 cm long, triangular stipules, up to measure 2.5 mm long and borne at right angles to the stem. [2]

The inflorescence is umbellate, measuring 2-3.5 cm long, with 3 primary branches and pubescent. The peduncle is measure 0.5-1.2 cm long, hairs at both 2-armed and uniseriate. The pedicel is straight or curved, measuring 1.5-2 mm long petal and white to yellowish in colour. [2]

The black berry is an ovoid in shape, measuring 6-7 mm x 4-6 mm and it is 1-seeded. [2]

The seed is pear-shaped, measure 4-4.5 mm long while the endosperm in transverse section appears almost twice and divided by the endotesta. The cotyledons are dissimilar. [2]


C. hastata can grow on most soil types. [2]

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 C. hastata Miq. [2]


  1. The Plant List. Ver1.1. Cissus hastata Miq.[homepage on the Internet]. c2013 [updated 2012 Apr 18; cited 2015 Apr 28]. Available from:
  2. Aguilar NO. Cissus hastata Miq. In: Van Valkenburg JLCH, Bunyapraphatsara N, editors. Plant Resources of South-East Asia No. 12(2): Medicinal and poisonous plants 2. Leiden, Netherlands: Backhuys Publisher; 2001. p. 158-159.
  3. Herbal Medicine Research Centre, Institute for Medical Research. Compendium of Medicinal Plants Used in Malaysia. Volume 1. Kuala Lumpur: HMRC IMR; 2002. p.174.