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

References

• 1788. In: Fl. Carol.: 115.
• Abrams, L. 1951. Geraniums to Figworts. 3: 866 pp. In L. Abrams Ill. Fl. Pacific States. Stanford University Press, Stanford.
• Anonymous. 1986. List-Based Rec., Soil Conserv. Serv., U.S.D.A. Database of the U.S.D.A., Beltsville.
• Cody, W. J. 1996. Fl. Yukon Terr. i–xvii, 1–669. NRC Research Press, Ottawa.
• Correll, D. S. & M. C. Johnston. 1970. Man. Vasc. Pl. Texas i–xv, 1–1881. The University of Texas at Dallas, Richardson.
• Fernald, M. 1950. Manual (ed. 8) i–lxiv, 1–1632. American Book Co., New York.
• Flora of China Editorial Committee. 1988-2013. Fl. China Unpaginated. Science Press & Missouri Botanical Garden Press, Beijing & St. Louis.
• Flora of China Editorial Committee. 2005. Fl. China 14: 1–581. Science Press & Missouri Botanical Garden Press, Beijing & St. Louis.
• Gleason, H. A. & A. J. Cronquist. 1991. Man. Vasc. Pl. N.E. U.S. (ed. 2) i–910. New York Botanical Garden, Bronx.
• Gleason, H. A. 1968. The Choripetalous Dicotyledoneae. vol. 2. 655 pp. In H. A. Gleason Ill. Fl. N. U.S. (ed. 3). New York Botanical Garden, New York.
• Godfrey, R. K. & J. W. Wooten. 1981. Aquatic Wetland Pl. S.E. U.S. Dicot. 933 pp. Univ. Georgia Press, Athens.
• Great Plains Flora Association. 1986. Fl. Great Plains i–vii, 1–1392. University Press of Kansas, Lawrence.
• Hickman, J. C. 1993. Jepson Man.: Higher Pl. Calif. i–xvii, 1–1400. University of California Press, Berkeley.
• Hilty, J. Editor. 2013. Illinois Wildflowers. World Wide Web electronic publication. flowervisitors.info, version 04/2013.
  See: Botanical Terminology and Line Drawings,  Ecological Terminology,  Website Description,  Links to Other Websites,  Reference Materials
• Hilty, J. Editor. 2013. Insect Visitors of Illinois Wildflowers.   World Wide Web electronic publication. illinoiswildflowers.info, version (05/2013)  
  See:   Abbreviations for Insect Activities,   Abbreviations for Scientific Observers,   References for behavioral observations
• Hitchcock, C. H., A. J. Cronquist, F. M. Ownbey & J. W. Thompson. 1961. Saxifragaceae to Ericaceae. Part III: 614pp. In Vasc. Pl. Pacific N.W. University of Washington Press, Seattle.
• Hultén, E. 1968. Fl. Alaska i–xxi, 1–1008. Stanford University Press, Stanford.
• Moss, E. H. 1983. Fl. Alberta (ed. 2) i–xii, 1–687. University of Toronto Press, Toronto.
• Munz, P. A. & D. D. Keck. 1959. Cal. Fl. 1–1681. University of California Press, Berkeley.
• Porsild, A. E. & W. Cody. 1980. Vasc. Pl. Continental Northw. Terr. Canada i–viii, 1–607. National Museum of Natural Sciences, Ottawa.
• 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.
• Scoggan, H. J. 1979. Dicotyledoneae (Loasaceae to Compositae). Part 4. 1117–1711 pp. In Fl. Canada. National Museums of Canada, Ottawa.
• Small, J. K. 1933. Man. S.E. Fl. i–xxii, 1–1554. Published by the Author, New York.
• Voss, E. G. 1985. Michigan Flora. Part II Dicots (Saururaceae-Cornaceae). Bull. Cranbrook Inst. Sci. 59. xix + 724.
• Watson M. (2013). Umbellifers: World Umbellifer Database (version Nov 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.
• Welsh, S. L. 1974. Anderson's Fl. Alaska Adj. Parts Canada i–xvi, 1–724. Brigham Young University Press, Provo.
• Wunderlin, R. P. 1998. Guide Vasc. Pl. Florida i–x, 1–806. University Press of Florida, Gainseville.