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


  • 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.
  • Boraginaceae and Hydroleaceae of North America Update
  • CONABIO. 2009. Catálogo taxonómico de especies de México. 1. In Capital Nat. México. CONABIO, Mexico City.
  • Hickman, J. C. 1993. The Jepson Manual: Higher Plants of California 1–1400. University of California Press, Berkeley.
  • Munz, P. A. & D. D. Keck. 1959. Cal. Fl. 1–1681. University of California Press, Berkeley.
  • Munz, P. A. 1974. Fl. S. Calif. 1–1086. University of California Press, Berkeley.
  • Orrell T. (custodian) (2015). ITIS Regional: The Integrated Taxonomic Information System (version Dec 2014). In: Species 2000 & ITIS Catalogue of Life, 26th August 2015 (Roskov Y., Abucay L., Orrell T., Nicolson D., Kunze T., Flann C., Bailly N., Kirk P., Bourgoin T., DeWalt R.E., Decock W., De Wever A., eds). Digital resource at Species 2000: Naturalis, Leiden, the Netherlands. ISSN 2405-8858.
  • Phytologia 52(2): 74. 1982. (Phytologia)
  • Plantae Novae Thurberianae 327. 1854. (Pl. Nov. Thurb.)
  • Shreve, F. & I. L. Wiggins. 1964. Veg. Fl. Sonoran Des. 2 vols. Stanford University Press, Stanford.
  • Yatskievych, G. & C. T. Mason, Jr. 1986. A revision of the Lennoaceae. Syst. Bot. 11(4): 531–548.


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