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
  • 1996. database, NODC Taxonomic Code
  • 2000. database, The PLANTS Database
  • 2011. Lamiales of North America Update
  • Correll, D. S. & M. C. Johnston. 1970. Man. Vasc. Pl. Texas i–xv, 1–1881. The University of Texas at Dallas, Richardson.
  • Gleason, H. A. & A.J. Cronquist. 1991. Man. Vasc. Pl. N.E. U.S. (ed. 2) i–910. New York Botanical Garden, Bronx.
  • Godfrey, R. K. & J. W. Wooten. 1981. Aquatic Wetland Pl. S.E. U.S. Dicot. 1–944. Univ. Georgia Press, Athens.
  • Great Plains Flora Association. 1986. Fl. Great Plains i–vii, 1–1392. University Press of Kansas, Lawrence.
  • Hilty, J. Editor. 2014. Illinois Wildflowers. World Wide Web electronic publication. flowervisitors.info, version 06/2014.
    See: Botanical Terminology and Line DrawingsEcological TerminologyWebsite DescriptionLinks to Other WebsitesReference Materials
  • Hilty, J. Editor. 2014. Insect Visitors of Illinois Wildflowers.  World Wide Web electronic publication. illinoiswildflowers.info, version (07/2014) 
    See:   Abbreviations for Insect ActivitiesAbbreviations for Scientific ObserversReferences for behavioral observations
  • Holotype: Piper, C. V. 1906. Contr. U.S. Natl. Herb. 11: 487.
  • Long, R. W. & O. K. Lakela. 1971. Fl. Trop. Florida i–xvii, 1–962. University of Miami Press, Coral Cables.
  • McClintock, E. M. & C. Epling. 1946. A revision of Teucrium in the New World, with observations on its variation, geographical distribution and history. Brittonia 5(5): 491–510.
  • 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.
  • Radford, A. E., H. E. Ahles & C. R. Bell. 1968. Man. Vasc. Fl. Carolinas i–lxi, 1–1183. University of North Carolina Press, Chapel Hill.
  • Schwegman, J. E. 1991. The Vascular Flora of Langham Island, Kankakee County, Illinois. Erigenia 11: 1–8.
  • Scoggan, H. J. 1979. Dicotyledoneae (Loasaceae to Compositae). Part 4. 1117–1711 pp. In Fl. Canada. National Museums of Canada, Ottawa.
  • Shreve, F. & I. L. Wiggins. 1964. Veg. Fl. Sonoran Des. 2 vols. Stanford University Press, Stanford.
  • Small, J. K. 1933. Man. S.E. Fl. i–xxii, 1–1554. Published by the Author, New York.
  • Species Plantarum 2: 564. 1753. (1 May 1753) (Sp. Pl.)
  • Voss, E. G. 1996. Michigan Flora, Part III: Dicots (Pyrolaceae-Compositae). Cranbrook Inst. of Science, Ann Arbor.
  • Wunderlin, R. P. 1998. Guide Vasc. Pl. Florida i–x, 1–806. University Press of Florida, Gainesville.

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