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References

  • Beardsley PM, Yen A, Olmstead RG. 2003. AFLP phylogeny of Mimulus section Erythranthe and the evolution of hummingbird pollination. Evolution 57: 13971410.
  • Bene F. 1946. The feeding and related behavior of hummingbirds, with special reference to the black-chin (Archilochus alexandri) Bourcier and Mulsant. Mem. Boston Society Natural History 9: 395478.
  • Bradshaw Jr HD, Otto KG, Frewen BE, McKay JK, Schemske DW. 1998. Quantitative trait loci affecting differences in floral morphology between two species of monkeyflower (Mimulus). Genetics 149: 367382.
  • Carney SE, Hodges SA, Arnold ML. 1996. Effects of differential pollen-tube growth on hybridization in the Louisiana irises. Evolution 50: 18711878.
  • Chase VC, Raven PH. 1975. Evolutionary and ecological relationships between Aquilegia formosa and A. pubescens (Ranunculaceae), two perennial plants. Evolution 29: 474486.
  • De Queiroz A. 1998. Interpreting sister-group tests of key innovation hypotheses. Systematic Biology 47: 710718.
  • Dodd ME, Silvertown J, Chase MW. 1999. Phylogenetic analysis of trait evolution and species diversity variation among angiosperm families. Evolution 53: 732744.
  • Fulton M, Hodges SA. 1999. Floral isolation between Aquilegia formosa and A. pubescens. Proceedings of the Royal Society of London, Series B 266: 22472252.
  • Graenicher S. 1910. On hummingbird flowers. Bulletin Wisconson Natural History Society (Milwaukee) 8: 183186.
  • Grant V. 1949. Pollination systems as isolating mechanisms in Angiosperms. Evolution 3: 8297.
  • Grant V. 1952. Isolation and hybridization between Aquilegia formosa and A. pubescens. Aliso 2: 341360.
  • Grant V. 1963. The origin of adaptations. New York, USA: Columbia University Press.
  • Grant V. 1971. Plant speciation. New York, USA: Columbia University Press.
  • Grant V. 1976. Isolation between Aquilegia formosa and A. pubescens: a reply and reconsideration. Evolution 30: 625628.
  • Grant V. 1981. Plant speciation, 2nd edn. New York, USA: Columbia University Press.
  • Grant V. 1992. Floral isolation between ornithophilous and sphingophilous species of Ipomopsis and Aquilegia. Proceedings of the National Academy of Sciences, USA 89: 1182811831.
  • Grant V. 1993a. Effects of hybridization and selection on floral isolation. Proceedings of the National Academy of Sciences, USA 90: 990993.
  • Grant V. 1993b. Origin of floral isolation between orhithophilous and sphingophilous plant species. Proceedings of the National Academy of Sciences, USA 90: 77297730.
  • Grant V. 1994a. Modes and origins of mechanical and ethological isolation in angiosperms. Proceedings of the National Academy of Sciences, USA 91: 310.
  • Grant V. 1994b. Historical development of ornithophily in the western North American flora. Proceedings of the National Academy of Sciences, USA 91: 1040710411.
  • Grant V. 1994c. Mechanical and ethological isolatioin between Pedicularis groenlandica and P. attllens (Scrophulariaceae). Biologisches Zentralblatt 113: 4351.
  • Grant KA, Grant V. 1968. Hummingbirds and their flowers. New York, NY, USA: Columbia University Press.
  • Grant V, Temeles EJ. 1992. Foraging ability of rufous hummingbirds on hummingbrid flowers and hawkmoth flowers. Proceedings of the National Academy of Sciences, USA 89: 94009404.
  • Gregory WC. 1941. Phylogenetic and cytological studies in the Ranunculaceae. Transactions of the American Philosophical Society 31: 443520.
  • Hodges SA. 1997a. Floral nectar spurs and diversification. International Journal of Plant Sciences 158: S81S88.
  • Hodges SA. 1997b. Rapid radiation due to a key innovation in Aquilegia. In: GivnishTJ, SytsmaKJ, eds. Molecular evolution and adaptive radiation. New York, NY, USA: Cambridge University Press, 391405.
  • Hodges SA, Arnold ML. 1994a. Columbines: a geographically widespread species flock. Proceedings of the National Academy of Sciences, USA 91: 51295132.
  • Hodges SA, Arnold ML. 1994b. Floral and ecological isolation between Aquilegia formosa and Aquilegia pubescens. Proceedings of the National Academy of Sciences, USA 91: 24932496.
  • Hodges SA, Arnold ML. 1995. Spurring plant diversification: Are floral nectar spurs a key innovation? Proceedings of the Royal Society of London Series B. Biological Sciences 262: 343348.
  • Hodges SA, Whittall JB, Fulton M, Yang JY. 2002. Genetics of floral traits influencing reproductive isolation between Aquilegia formosa and A. pubescens. American Naturalist 159: S51S60.
  • James RL. 1948. Some hummingbird flowers east of the Mississippi. Castanea 13: 97109.
  • Knuth P. 190609. Handbook of flower pollination. Oxford, UK: Clarendon, 4244.
  • Macior LW. 1966. Foraging behavior of Bombus (Hymenoptera: Apidae) in relation to Aquilegia pollination. American Journal of Botany 53: 302309.
  • Mayr E. 1947. Ecological factors in speciation. Evolution 1: 263288.
  • Merritt AJ. 1896. Notes on the pollination of some California mountain flowers. Erythea 4: 101103.
  • Miller RB. 1978. The pollination ecology of Aquilegia elegantula and caerulea (Ranunculaceae) in Colorado. American Journal of Botany. 65: 406414.
  • Miller RB. 1981. Hawkmoths and the geographic patterns of floral variation in Aquilegia caerulea. Evolution 35: 763774.
  • Miller RB. 1985. Hawkmoth pollination of Aquilegia chrysantha (Ranunculaceae) in southern Arizona. Southwestern Naturalist 30: 6976.
  • Miller RB, Willard CL. 1983. The pollination ecology of Aquilegia micrantha (Ranunculaceae) in Colorado. Southwestern Naturalist 28: 157164.
  • Muller H. 1883. The fertilization of flowers. London, UK: MacMillan Co., Inc.
  • Orr HA. 2001. The genetics of species differences. Trends in Ecology and Evolution 16: 343350.
  • Pickens AL. 1931. Some flowers visited by birds. Condor 33: 2328.
  • Prazmo W. 1960. Cytogenetic studies on the genus Aquilegia I. Crosses between Aquilegia vulgaris L. and Aquilegia ecalcarata Maxim. Acta Societatia Botanicorum Poloniae 29: 423442.
  • Prazmo W. 1961. Cytogenetic studies on the genus Aquilegia II. Crosses between Aquilegia ecalcarata Maxim. and Aquilegia chrysantha Gray. Acta Societatia Botanicorum Poloniae 30: 5777.
  • Prazmo W. 1965a. Cytogenetic studies on the genus Aquilegia III. Inheritance of the traits distinguishing different complexes in the genus Aquilegia. Acta Societatia Botanicorum Poloniae 34: 403437.
  • Prazmo W. 1965b. Cytogenetic studies on the genus Aquilegia IV. Fertility relationships among the Aquilegia speices. Acta Societatis Botanicorum Poloniae 34: 667685.
  • Ramsey J, Bradshaw HD, Schemske DW. 2003. Components of reproductive isolation between the monkeyflowers Mimulus lewisii and M. cardinalis (Phrymaceae). Evolution 57: 15201534.
  • Ro KE, McPheron BA. 1997. Molecular phylogeny of the Aquilegia group (Ranunculaceae) based on internal transcribed spacers and 5.8s nuclear ribosomal DNA. Biochemical Systematics and Ecology 25: 445461.
  • Schneck J. 1901. Notes on Aquilegia canadensis (L.) and A. vulgaris (L.). Botanical Gazettee 32: 304305.
  • Swanson WJ, Vacquier VD. 2002. Reproductive protein evolution. Annual Review of Ecology and Systematics 33: 161179.
  • Taylor RJ. 1967. Interspecific hybridization and its evolutionary significance in the genus Aquilegia. Brittonia 19: 374390.
  • Todd JE. 1880. Contrivances for cross-fertilization in the Ranunculaceae. Botanical Gazettee 14: 668669.
  • Waser NM. 1983. The adaptive nature of floral traits: ideas and evidence. In: RealL, ed. Pollination biology. New York, NY, USA: Academic Press, 241285.
  • Zang L-B, Comes HP, Kadereit JW. 2001. Phylogeny and quaternary history of the European montane/alpine endemic Soldanella (Primulaceae) based on ITS and AFLP variation. American Journal of Botany 88: 23312345.