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

References

  • 1996. database, NODC Taxonomic Code
  • 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.   http://www.tropicos.org/Reference/1103 External link.
  • Apocynaceae of North America Update
  • Fernald, M. 1950. Manual (ed. 8) i–lxiv, 1–1632. American Book Co., New York.   http://www.tropicos.org/Reference/1327 External link.
  • Gleason, H. A. & A. J. Cronquist. 1991. Man. Vasc. Pl. N.E. U.S. (ed. 2) i–910. New York Botanical Garden, Bronx.   http://www.tropicos.org/Reference/40417 External link.
  • Gleason, H. A. 1968. The Sympetalous Dicotyledoneae. vol. 3. 596 pp. In H. A. Gleason Ill. Fl. N. U.S. (ed. 3). New York Botanical Garden, New York.   http://www.tropicos.org/Reference/1707 External link.
  • Great Plains Flora Association. 1986. Fl. Great Plains i–vii, 1–1392. University Press of Kansas, Lawrence.   http://www.tropicos.org/Reference/637 External link.
  • Hilty, J. Editor. 2014. Insect Visitors of Illinois Wildflowers.  World Wide Web electronic publication. illinoiswildflowers.info, version (03/2014) 
    See:   Abbreviations for Insect ActivitiesAbbreviations for Scientific ObserversReferences for behavioral observations
  • 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.
  • U. S. Fish and Wildlife Service. 1988. Endangered and Threatened Wildlife and Plants; Determination of Threatened Status for Asclepias meadii (Mead's Milkweed). Federal Register, vol. 53, no. 170
  • U. S. Fish and Wildlife Service. 1988. Endangered and Threatened Wildlife and Plants; Determination of Threatened Status for Asclepias meadii (Mead's Milkweed). Federal Register, vol. 53, no. 170. 33992-33996
  • Woodson, J. R. E. 1954. The North American species of Asclepias L. Ann. Missouri Bot. Gard. 41(1): 1–211.   http://www.tropicos.org/Reference/7133 External link.

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