Breynia discigera Müll.Arg.

Last updated: 21 April 2015

Scientific Name

Breynia discigera Müll.Arg.


Breynia rhamnoides var. pubescens (Müll.Arg.) Müll.Arg., Melanthesa racemosa var. pubescens Müll.Arg., Melanthesa rhamnoides var. pubescens Müll.Arg. [1]

Vernacular Name

Malaysia Katut selayer, saga monyit, semelit jekok [2][3], saga monyet, katut selaya, semelit chekok [4]
English Snow bush, sweet pea bush [4]
Thailand Kraduk kai dun [3]

Geographical Distributions

Breynia discigera is distributed around Peninsular Thailand southwards to Singapore and Sumatra. [2]

Botanical Description

B. discigera comes from the family of Euphorbiaceae. It is a shrub or treelet, measuring up to 2 m tall and hairy all over. [2]

The leaves are ovate to elliptical, with a size of measuring 1.3-3.8 cm x 0.8-2 cm, 1.6-1.9 of length width ratio, acute base, acute apex, recurved margin, coriaceous, dark green above, very light pale green beneath, The petiole long is measure 1-2 mm while the stipules are measure 1.5-2 mm long. [2]

The staminate flowers are about 1.5 mm in diametre. The pedicel is measure about 0.5 mm long, with dull pinkish-white sepal, which is measuring about 1.7 mm x 1.5 mm, very thick, measure about 0.3-0.4 mm long lobes, with about 1 mm high androphore while the anthers are measure about 0.8 mm long. The pistillate flowers are measuring 4-5 mm in diametre, measure about 1.5 mm long pedicel, sepal is measure about 2.1-2.8 mm long and dull pinkish-white in colour. The lobes are measure 1.5-2.2 mm wide, only hairy outside while the ovary is measure about 1 mm x 1.3 mm in diametre and apically lobed. The stigmas are measure about 0.2 mm long, not unite, not split and pointing towards each other. [2]

The fruit is red and measures about 7 mm x 6.5 mm and with small apical crown. [2]

The orange seed is measure about 4 mm x 2 mm x 2 mm. [2]


B. discigera is found in open thickets and margins of secondary forest at 30-300 m altitude. [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 B. discigera Müll.Arg. [2]


  1. The Plant List. Ver1.1. Breynia discigera Müll.Arg. [homepage on the Internet]. c2013 [updated 2012 Mar 23; cited 2015 Apr 22]. Available from:
  2. Van Welzen PC. Breynia discigera Müll. Arg. 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. 121.
  3. Umberto Q. CRC World Dictionary of Medicinal and Poisonous Plants: Common Names, Scientific Names, Eponyms, Synonyms, and Etymology (5 Volume Set). Boca Raton, FL: CRC Press; 2012. p. 651.
  4. Herbal Medicine Research Centre, Institute for Medical Research. Compendium of Medicinal Plants Used in Malaysia. Volume 1. Kuala Lumpur: HMRC IMR; 2002. p.119.