The following bibliography has been generated by bringing together all references provided by our content partners. There may be duplication.

References

  • 1996. database, The PLANTS Database
  • 1996. database, NODC Taxonomic Code
  • 2000. database, The PLANTS Database
  • 2005. eFloras: Flora of China
  • AFPD. 2008. African Flowering Plants Database - Base de Donnees des Plantes a Fleurs D'Afrique.
  • Apocynaceae of North America Update
  • Coates Palgrave K. (revised and updated by Meg Coates Palgrave) (2002) Trees of Southern Africa 3rd edition. Struik, South Africa Page 947
  • Da Silva, M.C., Izidine, S. & Amude, A.B. (2004) A preliminary checklist of the vascular plants of Mozambique. Southern African Botanical Diversity Network Report No. 30 Sabonet, Pretoria Page 25
  • Die Natürlichen Pflanzenfamilien 4(2): 40. 1892. (Nat. Pflanzenfam.)
  • F.N., Hepper., & I. Friis.   (1994).  The Plants of Pehr Forsskal's "Flora Ageyptiaco-Arabica". Kew: Kew Publishing..  
  • Fabian, A. & Germishuizen, G. (1997) Wild Flowers of Northern South Africa. Fernwood Press, Vlaeburg. Pages 308 - 309 (Includes a picture).
  • Gibbs Russell, G. E., W. G. M. Welman, E. Retief, K. L. Immelman, G. Germishuizen, B. J. Pienaar, M. Van Wyk & A. Nicholas. 1987. List of species of southern African plants. Mem. Bot. Surv. S. Africa 2(1–2): 1–152(pt. 1), 1–270(pt. 2).
  • L. 1771. Mant. Pl. 2: 559
  • L., Boulos.   (Submitted).  Flora of Egypt. Cairo: Al Hadara Publishing..  
  • Leeuwenberg, A.J.M. & Kupicha, F.K. et al. (1985) Apocynaceae FZ 7(2) Pages 399 - 400
  • Ma K., Ji L., Qin H., Liu J.Y., Yao Y., Lin C., Yan H., Wang L., Qiao H., Li R. (eds) (2013). Catalogue of Life China (version 2012). In: Species 2000 & ITIS Catalogue of Life, 11th March 2013 (Roskov Y., Kunze T., Paglinawan L., Orrell T., Nicolson D., Culham A., Bailly N., Kirk P., Bourgoin T., Baillargeon G., Hernandez F., De Wever A., eds). Digital resource at www.catalogueoflife.org/col/. Species 2000: Reading, UK.
  • Mapaura, A. & Timberlake, J. (eds) (2004) A checklist of Zimbabwean vascular plants Southern African Botanical Diversity Network Report No. 33 Sabonet, Pretoria and Harare Page 18
  • Orrell T. (custodian) (2013). ITIS Regional: The Integrated Taxonomic Information System (version Apr 2011). In: Species 2000 & ITIS Catalogue of Life, 11th March 2013 (Roskov Y., Kunze T., Paglinawan L., Orrell T., Nicolson D., Culham A., Bailly N., Kirk P., Bourgoin T., Baillargeon G., Hernandez F., De Wever A., eds). Digital resource at www.catalogueoflife.org/col/. Species 2000: Reading, UK.
  • Phiri, P.S.M. (2005) A Checklist of Zambian Vascular Plants Southern African Botanical Diversity Network Report No. 32 Page 24
  • Pickering, H. & Roe, E. (2009) Wild Flowers of the Victoria Falls Area Helen Pickering, London Page 27 (Includes a picture).
  • Schmidt, E., Lötter, M. & McCleland, W. (2002) Trees and shrubs of Mpumalanga and Kruger National Park Jacana, Johannesburg, S Africa Pages 558 - 559 (Includes a picture).
  • V., Täckholm.   (1974).  Students’ Flora of Egypt, 2nd Ed. Cairo: Cairo University Press..  
  • V., Täckholm., & M. Drar.   (Submitted).  Flora of Egypt. Bulletin of the Faculty of Science. Cairo: Cairo University Press..  
  • Van Wyk, B. & Van Wyk, P. (1997) Field Guide to Trees of Southern Africa. Struik, South Africa Pages 306 - 307 (Includes a picture).

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