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

References

  • Celebrating Wildflowers: Globe Mallow Bee (Diadasia diminuta), Vince Tepidino, US Forest Service
  • Chapter 9: Crop Plants and Exotic Plants, S. E. McGregor In Insect Pollination Of Cultivated Crop Plants, 1976.
  • Michener, Charles D. 2000. The Bees of the World. xiv + 913
  • Michener, Charles D. 2007. The Bees of the World, Second Edition. xvi + 953
  • Native Bee Pollination of Hybrid Sunflowers, Xerces Society
  • Saguaro Cactus Bees (Diadasia opuntiae), Saguaro Juniper Corporation
  • Svastra (Mitchell, T.B. 1962. Bees of the Eastern United States, VolumeII. North Carolina Agricultural Experiment Station. Tech. Bul. No.152,557 p.)
  • Svastra (Mitchell, T.B. 1962. Bees of the Eastern United States, VolumeII. North Carolina Agricultural Experiment Station. Tech. Bul. No.152,557 p.)
  • The Great Sunflower Project, www.greatsunflower.org
  • The Great Sunflower Project: Svastra (L. Schonberg, M. Vaughan, and G. LeBuhn, The Great Sunflower Project)
  • The Great Sunflower Project: Svastra (L. Schonberg, M. Vaughan, and G. LeBuhn, The Great Sunflower Project)
  • Wild bees enhance honey bees' pollination of hybrid sunflowers, S. S. Greenleaf and Claire Kremen, Proceedings of the Natural Academy of Sciences, Vol. 103, No. 37, September 12, 2006, pp. 13890-13895

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