Magee, Anthony R.; van Wyk, Ben-Erik; Tilney, Patricia M.; van der Bank, Michelle (2008). "A Taxonomic Revision of the South African Endemic Genus Arctopus (Apiaceae, Saniculoideae)". Annals of the Missouri Botanical Garden. 95 (3): 471–486. doi:10.3417/2005174. JSTOR25488206.
jstor.org
Magee, Anthony R.; van Wyk, Ben-Erik; Tilney, Patricia M.; van der Bank, Michelle (2008). "A Taxonomic Revision of the South African Endemic Genus Arctopus (Apiaceae, Saniculoideae)". Annals of the Missouri Botanical Garden. 95 (3): 471–486. doi:10.3417/2005174. JSTOR25488206.