Euphorbia groenewaldii R.A.Dyer

First published in Fl. Pl. South Africa 18: 714 (1938)
This name is a synonym of Euphorbia tortirama

POWO follows these authorities in synonymising this name:

  • Bruyns, P.V. (2022). Euphorbia in Southern Africa 2: 475-985. Springer. [Cited as Euphorbia tortirama.]

This name was accepted following an alternative taxonomy by these authorities:

  • Bruyns, P.V. (2012). Nomenclature and typification of southern African species of Euphorbia. Bothalia 42: 217-245. [Cited as Euphorbia groenewaldii.]
  • Calane da Silva, M., Izdine, S. & Amuse, A.B. (2004). A Preliminary Checklist of the Vascular Plants of Mozambique: 1-184. SABONET, Pretoria. [Cited as Euphorbia groenewaldii.]
  • Caminho, J., Mutemba, L., Matusse, E., Osborne, J., Wursten, B., Burrows, J., Cianciullo, S., Malatesta, L. & Attorre, F. (2022). An updated checklist of Mozambique’s vascular plants. PhytoKeys 189: 61-80. [Cited as Euphorbia groenewaldii.]
  • 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. [Cited as Euphorbia groenewaldii.]
  • Möller, A. & Becker, R. (2019). Field guide to the succulent Euphorbias of Southern Africa: 1-320. BRIZA. [Cited as Euphorbia groenewaldii.]

Other Data

Other Kew resources that provide information on this taxon:


  • Kew Names and Taxonomic Backbone

    • The International Plant Names Index and World Checklist of Vascular Plants 2024. Published on the Internet at and
    • © Copyright 2023 International Plant Names Index and World Checklist of Vascular Plants.