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
• Anonymous. 1986. List-Based Rec., Soil Conserv. Serv., U.S.D.A. Database of the U.S.D.A., Beltsville.
• CONABIO. 2009. Catálogo taxonómico de especies de México. 1. In Capital Nat. México. CONABIO, Mexico City.
• Crassulaceae of North America Update
• Flora of North America Editorial Committee. 2009. Magnoliophyta: Paeoniaceae to Ericaceae. 8: i–xxiv, 1–585. In Fl. N. Amer. Oxford University Press, New York.
• Hickman, J. C. 1993. Jepson Man.: Higher Pl. Calif. i–xvii, 1–1400. University of California Press, Berkeley.
• Moran, R. 1943. A Revision on Dudleya, Subgenus Stylophyllum - iv. Desert Pl. Life 15: 40–45.
• 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.
• SPECIMEN BASED RECORD. Published protolog data.
• Shreve, F. & I. L. Wiggins. 1964. Veg. Fl. Sonoran Des. 2 vols. Stanford University Press, Stanford.