- Tylecodon Toelken, Bothalia 12: 378. 1978 publ. 1979.
- Toelken, H.R. 1978 publ. 1979. New taxa and new combinations in Cotyledon and allied genera. Bothalia 12: 378 [1].
-
- Hassler, M. 2019. Tylecodon. World Plants: Synonymic Checklists of the Vascular Plants of the World In: Roskovh, 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 online. Accessed: 2019 November 29. Reference page.
-
- Govaerts, R. et al. 2019. Tylecodon in Kew Science Plants of the World Online. The Board of Trustees of the Royal Botanic Gardens, Kew. Published online. Accessed: 2019 November 29. Reference page.
-
- International Plant Names Index. 2019. Tylecodon. Published online. Accessed: November 29 2019.
-
- Tropicos.org 2019. Tylecodon. Missouri Botanical Garden. Published online. Accessed: 29 November 2019.
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- USDA, ARS, Germplasm Resources Information Network. Tylecodon in the Germplasm Resources Information Network (GRIN), U.S. Department of Agriculture Agricultural Research Service. Accessed: 08-Apr-12.
-
- African Plants Database (version 3.4.0). Tylecodon. Conservatoire et Jardin botaniques de la Ville de Genève and South African National Biodiversity Institute, Pretoria. Accessed: 2016 Apr 23.