The following bibliography has been generated by bringing together all references provided by our content partners. There may be duplication.

References

• 1996. database, The PLANTS Database
• 2000. database, The PLANTS Database
• Brako, L. & J. L. Zarucchi. (eds.) 1993. Catalogue of the Flowering Plants and Gymnosperms of Peru. Monogr. Syst. Bot. Missouri Bot. Gard. 45: i–xl, 1–1286.
• Flora of North America Editorial Committee, e. 2003. Magnoliophyta: Caryophyllidae, part 1. 4: i–xxiv, 1–559. In Fl. N. Amer. Oxford University Press, New York.
• Forzza, R. C. & et al. 2010. 2010 Lista de espécies Flora do Brasil. http://floradobrasil.jbrj.gov.br/2010/.
• Legrand, C. D. 1962. Las especies americanas de Portulaca. Anales Mus. Nac. Montevideo, ser. 2, 7(3): 1–147, la|4m. I–XXIX.
• Matthews, J. F. & P. A. Levins. 1985. The genus Portulaca in the southeastern United States. Castanea 50(2): 96–104.
• Orrell T. (custodian) (2013). ITIS Regional: The Integrated Taxonomic Information System (version Apr 2011). In: Species 2000 & ITIS Catalogue of Life, 11th March 2013 (Roskov Y., Kunze T., Paglinawan L., Orrell T., Nicolson D., Culham A., Bailly N., Kirk P., Bourgoin T., Baillargeon G., Hernandez F., De Wever A., eds). Digital resource at www.catalogueoflife.org/col/. Species 2000: Reading, UK.
• Portulacaceae s.l. of North America Update
• Wunderlin, R. P. 1998. Guide Vasc. Pl. Florida i–x, 1–806. University Press of Florida, Gainseville.
• Zuloaga, F. O., O. Morrone, M. J. Belgrano, C. Marticorena & E. Marchesi. (eds.) 2008. Catálogo de las Plantas Vasculares del Cono Sur (Argentina, Sur de Brasil, Chile, Paraguay y Uruguay). Monogr. Syst. Bot. Missouri Bot. Gard. 107(1): i–xcvi, 1–983; 107(2): i–xx, 985–2286; 107(3): i–xxi, 2287–3348.