Primary references

• Bissiengou, P., Chatrou, L.W., Wieringa, J.J. & Sosef, M.S.M. 2013. Taxonomic novelties in the genus Campylospermum (Ochnaceae). Blumea 58: 1–7. DOI: 10.3767/000651913X667817 PDF Reference page. 

Additional references

• Bissiengou, P., Chatrou, L.W., Banak, L.N. & Sosef, M.S.M. 2014. Taxonomic revision of the continental African species of Campylospermum Tiegh. (Ochnaceae). Pp. 39–229 in Bissiengou, P., Systematics, evolution and historical biogeography of the family Ochnaceae with emphasis on the genus Campylospermum. PhD thesis, Wageningen University, Wageningen, NL. ISBN 978-94-6257-222-5. PDF Reference page. 

Links

• International Plant Names Index. 2019. Campylospermum occidentale. Published online. Accessed 09 March 2019.

• GBIF

• Hassler, M. 2019. Campylospermum occidentalis. World Plants: Synonymic Checklists of the Vascular Plants of the World (2019). In: Roskov Y., Abucay L., Orrell T., Nicolson D., Bailly N., Kirk P., Bourgoin T., DeWalt R.E., Decock W., De Wever A., Nieukerken E. van, Zarucchi, J., Penev L., eds. 2019. Species 2000 & ITIS Catalogue of Life. Published on the internet. Accessed: 2019 March 09.

• Tropicos.org 2019. Campylospermum occidentale. Missouri Botanical Garden. Published on the internet. Accessed: 09 March 2019.

• African Plants Database (version 3.4.0). Campylospermum occidentale. Conservatoire et Jardin botaniques de la Ville de Genève and South African National Biodiversity Institute, Pretoria. Accessed: 09 March 2019.