1. Bogle, A. L. 1969. The genera of Portulacaceae and Basellaceae in the southeastern United States. J. Arnold Arbor 50: 566–598.
2. Brandegee, K. 1894. Studies in Portulacaceae. Proc. Calif. Acad. Sci. II, 4: 86–90.
3. Brenan, J.P.M. 1949. A contribution to the flora of east tropical Africa. Kew Bull. 4: 79–95.
4. Carolin, R. C. 1987. A review of the family Portulacaceae. Aust. J. Bot. 35: 383–412.
5. Carolin, R.C., Jacobs, S.W.L., Vesk, M. 1978. Kranz cells and mesophyll in the Chenopodiales. Aust. J. Bot. 26: 683–693.