For Portulacaceae
Carolin. 1993. In Kubitzki, K., J.G. Rohwer, and V. Bittrich, eds. 1993. The families and genera of vascular plants. II. Flowering plants – Dicotyledons – Magnoliid, Hamamelid and Caryophyllid families. Springer, Berlin. 653 pp. Google Scholar
Nyffeler, R., and U. Eggli. 2010. Disintegrating Portulacaceae: a new familial classification of the suborder Portulacinae (Caryophyllales) based on molecular and morphological data. Taxon 59: 227-240. Google Scholar
Packer, J.G. 2003a. Portulacaceae. In Flora of North America Editorial Committee. 2003b. Flora of North America north of Mexico. Volume 4, Magnoliophyta: Caryophyllidae, part 1. Oxford Univ. Press, New York, NY. 559 pp. Google Scholar