Euphorbia synadenium (PROSEA)

Plant Resources of South-East Asia Introduction

List of species

Euphorbia synadenium Ridley

Protologue: Journ. Roy. As. Soc. Straits Br. 61: 36 (1912).

Synonyms

• Euphorbia ridleyi Croizat (1937).

Vernacular names

• Malaysia: pokok susu hutan, sesudu bukit, sesudu hutan (Peninsular)
• Thailand: rak luukmaa (peninsular).

Distribution

Peninsular Thailand, Peninsular Malaysia; possibly also in India (Bengal).

Uses

E. synadenium is used for poulticing burns.

Observations

• A slightly succulent, unarmed shrub up to 1.5 m tall, stem unbranched.
• Leaves alternate, oblanceolate-spathulate, up to 20 cm long, apex blunt to subacute, petiole about 1.5 cm long.
• Inflorescence composed of axillary, solitary, unisexual cyathia, bracts ovate, purple-pink.
• Male cyathia with 10 laciniate, pink glands, female cyathia with green glands.

E. synadenium is found locally in rocky, evergreen forest, up to 330 m altitude.

Selected sources

• 120.Banerjee, R.N. & Pal, D.C., 1984. Some neglected plants of West Bengal, India. Journal of Economic and Taxonomic Botany 5: 905-906.
• 202.Burkill, I.H., 1966. A dictionary of the economic products of the Malay Peninsula. Revised reprint. 2 volumes. Ministry of Agriculture and Co operatives, Kuala Lumpur, Malaysia. Vol. 1 (A-H) pp. 1-1240. Vol. 2 (I- Z) pp. 1241-2444.
• 1181.Radcliffe Smith, A., 1972. Euphorbia L. In: Airy Shaw, H. K. The Euphorbiaceae of Siam. Kew Bulletin 26: 261-268.
• 1227.Ridley, H.N., 1922-1925. The flora of the Malay Peninsula. 5 volumes. Government of the Straits Settlements and Federated Malay States. L. Reeve & Co, London, United Kingdom.
• 1380.Smitinand, T., 1980. Thai plant names. Royal Forest Department, Bangkok, Thailand. 379 pp.

Main genus page

• Euphorbia (Medicinal plants)

Authors

• Nguyen Nghia Thin & M.S.M. Sosef