Sampantaea amentiflora is a plant species of the family Euphorbiaceae, first described as a genus in 1972.Airy Shaw, Herbert Kenneth. 1972. Kew Bulletin 26: 328Tropicos The genus Sampantaea is monotypic and found in Thailand and Cambodia.Govaerts, R., Frodin, D.G. & Radcliffe-Smith, A. (2000). World Checklist and Bibliography of Euphorbiaceae (and Pandaceae) 1-4: 1-1622. The Board of Trustees of the Royal Botanic Gardens, Kew.van Welzen, P.C. & Chayamarit, K. (2007). Flora of Thailand 8(2): 305-592. The Forest Herbarium, National Park, Wildlife and Plant Conservation Department, Bangkok.

References