Crassulaceae Reference Litterature

Cotyledon

  • van Jaarsveld, E. & Koutnik, D. 2004. Cotyledon and Tylecodon. Umdaus Press, Pretoria.

Crassula

  • Rowley, G. 2003. Crassula, A Growers Guide. Cactus& Co., Italy.
  • Tolken, H.R. 1985. Flora of Southern Africa, Volume 14, Crassulaceae. Botanical Research Institute, Department of Agriculture and Water Supply, Pretoria.

Tylecodon

  • van Jaarsveld, E. & Koutnik, D. 2004. Cotyledon and Tylecodon. Umdaus Press. Pretoria.