SEARCH

SEARCH BY CITATION

References

  • Barkley TM, ed. 1986. Flora of the Great Plains. Lawrence, KS, USA: University Press of Kansas.
  • Bright K. 1998. Geographic variation and natural selection on a leaf shape polymorphism in the Ivyleaf morning glory (Ipomoea hederacea). PhD thesis, Duke University, NC, USA.
  • Caruso CM. 2000. Competition for pollination influences selection on floral traits of Ipomopsis aggregata. Evolution 54: 15461557.
  • Charlesworth B. 1980. The cost of sex in relation to mating system. Journal of Theoretical Biology 84: 655671.
  • Ennos RA. 1981. Quantitative studies of the mating system in two sympatric species of Ipomoea (Convolvulaceae). Genetica 57: 9398.
  • Feldman MW, Christiansen FB. 1984. Population genetic theory of the cost of inbreeding. American Naturalist 123: 642653.
  • Fisher RA. 1941. Average excess and average effect of a gene substitution. Annals of Eugenics 11: 5363.
  • Gore PL, Potts B, Volker P, Megalos J. 1990. Unilateral cross-compatibility in Eucalyptus: the case of hybridization between E. globulus and E. nitens. Australian Journal of Botany 38: 383394.
  • Gray A. 1886. Flora of North America. London, UK: Ivison, Blakeman, Taylor.
  • Guries RP. 1978. A test of the mentor pollen technique in the genus Ipomoea. Euphytica 27: 825830.
  • Hickman JC, ed. 1993. The Jepson Manual: higher plants of California. Berkeley, CA, USA: University of California Press.
  • Iwao K. 1995. Community genetics of plant–insect interactions. PhD thesis, Duke University, NC, USA.
  • Kiang YT, Hamrick JL. 1978. Reproductive isolation in the Mimulus guttatus–M. nasutus complex. American Midland Naturalist 100: 269276.
  • Levin DA. 1978. The origin of isolating mechanisms in flowering plants. Evolutionary Biology 11: 185317.
  • Levin DA. 1985. Reproductive character displacement in Phlox. Evolution 39: 12751281.
  • Lloyd DG. 1979. Some reproductive factors affecting the selection of self-fertilization in plants. American Naturalist 113: 6779.
  • Long RW, Lakela O. 1971. A flora of tropical Florida. Coral Gables, FL, USA: University of Miami Press.
  • Mahler WF. 1988. Shinners’ manual of the North Central Texas flora. Fort Worth, TX, USA: Botanical Research Institute of Texas.
  • Miller RE, McDonald JA, Manos PS. 2004. Systematics of Ipomoea subgenus quamoclit (Convolvulaceae) based on its sequence data and a Bayesian phylogenetic analysis. American Journal of Botany 91: 12081218.
  • Mohr C. 1901. Plant life of Alabama. Montgomery, AL, USA: Brown Printing Co.
  • Nagylaki T. 1976. A model for the evolution of self-fertilization and vegetative reproduction. Journal of Theoretical Biology 58: 5558.
  • Pursh F. 1814. Flora Americae septentrionalis, Vol. 1. London, UK: Cochrane.
  • Servedio MR. 2001. Beyond reinforcement: the evolution of premating isolation by direct selection on preferences and postmating, prezygotic incompatibilities. Evolution 55: 19091920.
  • Servedio MR, Noor M. 2003. The role of reinforcement in speciation: theory and data. Annual Review of Ecological Systematics 34: 339364.
  • Shreve F, Chrysler M, Blodgett F, Besley F. 1910. The plant life of Maryland. Baltimore, MD, USA: John Hopkins Press.
  • Sokal R, Rohlf F. 1995. Biometry: the principles and practice of statistics in biology research. New York, NY, USA: W. H. Freeman.
  • Spencer-Booth Y. 1965. The collection of pollen by bumblebees and its transport in the corbiculae and the proboscidal fossa. Journal of Apic Research 4: 185190.
  • Stevens WC. 1948. Kansas wildflowers. Lawrence, KS, USA: University of Kansas Press.
  • Strausbaugh PD, Core E. 1964. Flora of West Virginia. Morgantown, WV, USA: West Virginia University Bulletin.
  • Stucky JM. 1984. Forager attraction by sympatric Ipomoea hederacea and I. purpurea (Convolvulaceae) and corresponding forager behavior and energetics. American Journal of Botany 71: 12371244.
  • Stucky JM. 1985. Pollination systems of sympatric Ipomoea hederacea and I. purpurea and the significance of interspecific pollen flow. American Journal of Botany 72: 3243.
  • Webb CJ, Lloyd DG. 1986. The avoidance of interference between the presentation of pollen and stigmas in angiosperms II. Herkogamy. New Zealand Journal of Botany 24: 163178.
  • Wells H. 1979. Self-fertilization: advantageous or deleterious? Evolution 33: 252255.
  • Williams EG, Rouse JL. 1988. Disparate style lengths contribute to isolation of species in Rhododendron. Australian Journal of Botany 36: 183191.
  • Williams EG, Rouse JL. 1990. Relationships of pollen size, pistil length, and pollen-tube growth-rates in Rhododendron and their influence on hybridization. Sexual Plant Reproduction 3: 717.
  • Wunderlin RP. 1982. Guide to the vascular plants of central Florida. Tampa, FL, USA: University Presses of Florida.