Gene flow among small populations of a self-incompatible plant: An interaction between demography and genetics

American Journal of Botany

Volumn 84, Issue 10, 1997, Pages 1362-1371

  Goodell, Karen ^a,c   Elam, Diane R ^a,d   Nason, John D ^b   Ellstrand, Norman C ^a  

^a UNIVERSITY OF CALIFORNIA   (United States)

^b UNIVERSITY OF IOWA   (United States)

^c STONY BROOK UNIVERSITY   (United States)

^d U S FISH AND WILDLIFE SERVICE   (United States)

Author keywords

Brassicaceae; Gene flow; Population size; Raphanus sativus; Self incompatibility

Indexed keywords

GENE FLOW; POPULATION SIZE; RELATEDNESS; SELF-INCOMPATIBILITY;

BRASSICACEAE; INSECTA; RAPHANUS SATIVUS;

EID: 0030767027     PISSN: 00029122     EISSN: None     Source Type: Journal    
DOI: 10.2307/2446134     Document Type: Article

References (53)

1. ADAMS, W. T., AND D. S. BIRKES. 1990. Estimating mating patterns in forest tree populations. In H. H. Hattemer and S. Fineschi [eds.], Biochemical markers in the population genetics of forest trees, 157-212, S.P.B. Academic Publishing B.V., The Hague.
2. ÅGREN, J. 1996. Population size, pollinator limitation, and seed set in the self-incompatible herb Lythrum salicaria. Ecology 77: 1779-1790.
3. BARRETT, S. C. H. 1989. Mating system evolution and speciation in heterostylous plants. In D. Otte and J. Endler [eds.], Speciation and its consequences, 257-283, Sinauer, Sunderland, MA.
4. _, AND B. C. HUSBAND. 1990. Variation in outcrossing rates in Eichhornia paniculata: the role of demographic and reproductive factors. Plant Species Biology 5: 41-55.
5. BATEMAN, A. J. 1947. Contamination of seed crops. I. Insect pollination. Journal of Genetics 48: 257-275.
6. BROYLES, S. B., A. SCHNABEL, AND R. WYATT. 1994. Evidence for long-distance pollen dispersal in milkweeds (Aclepias exaltata). Evolution 48: 1032-1040.
7. BYERS, D. L. 1995. Pollen quantity and quality as explanations for low seed set in small populations exemplified by Eupatorium (Asteraceae). American Journal of Botany 82: 1000-1006.
8. _, AND T. R. MEAGHER. 1992. Mate availability in small populations of plant species with homomorphic sporophytic self-incompatibility. Heredity 68: 353-359.
9. CAMPBELL, D. 1985a. The mechanism of competition for pollination between two forest herbs. Ecology 66: 554-565.
10. _. 1985b. Pollinator sharing and seed set of Stellaria pubera: competition for pollination. Ecology 66: 544-553.
11. CHRISTENSEN, R. 1990. Log-linear models. Springer-Verlag, New York, NY.
12. DEMARIS, A. 1992. Logit modeling: practical applications. In M. S. Lewis-Beck [ed.], Quantitative applications in the social sciences, 89. Sage Publications, Newbury Park, CA.
13. DEMAURO, M. M. 1993. Relationship of breeding system to rarity in the lakeside daisy (Hymenoxys acaulis var. glabra). Conservation Biology 7: 542-550.
14. DEVLIN, B., AND N. C. ELLSTRAND. 1989. Transmission genetics of isozyme loci in Raphanus sativas (Brassicaceae): stress-dependent non-Mendelian segregation. American Journal of Botany 76: 40-46.
15. _, AND _. 1990. The development and application of a refined method for estimating gene flow from angiosperm paternity analysis. Evolution 44: 248-259.
16. ELAM, D. R. 1994. Genetic variation and reproductive output in plant populations: effects of population size and incompatibility. Ph.D. dissertation, University of California, Riverside, CA.
17. ELLSTRAND, N. C. 1984. Multiple paternity within the fruits of the wild radish, Raphanus sativus. American Naturalist 123: 819-828.
18. _. 1992a. Gene flow among seed plant populations. New Forests 6: 241-256.
19. _. 1992b. Gene flow by pollen: implications for plant conservation genetics. Oikos 63: 77-86.
20. _, B. DEVLIN, AND D. L. MARSHALL. 1989. Gene flow by pollen into small populations: data from experimental and natural stands. Proceedings of the National Academy of Sciences, USA 86: 9044-9047.
21. _, AND D. R. ELAM. 1993. Population genetic consequences of small population size: implications for plant conservation. Annual Review of Ecology and Systematics 24: 217-242.
22. _, AND D. L. MARSHALL. 1985. Interpopulation gene flow by pollen in wild radish, Raphanus sativus. American Naturalist 126: 606-616.
23. _, AND _. 1986. Patterns of multiple paternity in populations of Raphanus sativus. Evolution 40: 837-842.
24. FEINSINGER, R., H. M. TIEBOUT, AND B. E. YOUNG. 1991. Do tropical bird-pollinated plants exhibit density-dependent interactions? Field experiments. Ecology 72: 1953-1963.
25. HAMRICK, J. L. 1978. Gene flow and distribution of genetic variation in plant populations. In K. Urbanksa [ed.], Differentiation in higher plants, 53-67, Academic Press, New York, NY.
26. HANDEL, S. N. 1983. Pollination ecology, plant population structure, and gene flow. In L. Real [ed.], Pollination biology, 163-211, Academic Press, Orlando, FL.
27. KARRON, J. D., D. L. MARSHALL, AND D. M. OLIVERAS. 1990. Numbers of sporophytic self-incompatibility alleles in populations of wild radish. Theoretical and Applied Genetics 79: 457-460.
28. KLINGER, T., P. E. ARRIOLA, AND N. C. ELLSTRAND. 1992. Crop-weed hybridization in radish (Raphanus sativus): effects of distance and population size. American Journal of Botany 79: 1431-1435.
29. _, D. R. ELAM, AND N. C. ELLSTRAND. 1991. Radish as a model system for the study of engineered gene escape rates via crop-weed mating. Conservation Biology 5: 531-535.
30. KLINKHAMER, P. G. L., AND T. J. DE JONG. 1990. Effects of plant size, plant density and sex differential nectar reward on pollinator visitation in the protandrous Echium vulgare (Boraginaceae). Oikos 57: 399-405.
31. KUNIN, W. E. 1993. Sex and the single mustard: population density and pollinator behavior effects on seed set. Ecology 74: 2145-2160.
32. LES, D. H., J. REINARTZ, AND E. J. ESSLEMAN. 1991. Genetic consequences of rarity in Asterfurcatus (Asteraceae), a threatened, self-incompatible plant. Evolution 45: 1641-1650.
33. LEVIN, D. A. 1981. Dispersal versus gene flow in plants. Annals of the Missouri Botanical Garden 68: 233-253.
34. _, AND H. W. KERSTER. 1974. Gene flow in seed plants. Evolutionary Biology 7: 139-220.
35. MANASSE, R. S. 1992. Ecological risks of transgenic plants: effects of spatial dispersion on gene flow. Ecological Applications 2: 431-438.
36. PYKE, G. H. 1984. Optimal foraging theory: a critical review. Annual Review of Ecology and Systematics 15: 523-575.
37. ROHLF, F. J., AND R. R. SOKAL. 1995. Statistical tables, 3rd ed., 92-105. W. H. Freeman, New York, NY.
38. SAMPSON, D. R. 1957. The genetics of self-incompatibility in the radish. Journal of Heredity 48: 26-29.
39. SAS. 1990. SAS/STAT user's guide, 4th ed., vol. 1. SAS Institute, Cary, NC.
40. _. 1996. SAS/STAT changes and enhancements through release 6.11, 231-316. SAS Institute, Cary, NC.
41. SCHMITT, J. 1983. Flowering plant density and pollinator visitation in Senecio. Oecologia 60: 97-102.
42. SCHNABEL, A., AND J. L. HAMRICK. 1995. Understanding the population structure of Gleditsia triacanthos L.: the scale and pattern of pollen gene flow. Evolution 49: 921-931.
43. SIH, A., AND M. BALTUS. 1987. Patch size, pollinator behavior, and pollinator limitation in catnip. Ecology 68: 1679-1690.
44. SLATKIN, M. 1987. Gene flow and the geographical structure of natural populations. Science 236: 787-792.
45. SOWIG, P. 1989. Effects of flowering plant's patch size on species composition of pollinator communities, foraging strategies, and resource partitioning in bumblebees (Hymenoptera: Apidae). Oecologia 78: 550-558.
46. STACY, E. A., J. L. HAMRICK, J. D. NASON, S. P. HUBBELL, R. B. FOSTER, AND R. CONDIT. 1996. Pollen dispersal in low-density populations of three neotropical tree species. American Naturalist 148: 275-298.
47. STANTON, M., H. J. YOUNG, N. C. ELLSTRAND, AND J. M. CLEGG. 1991. Consequences of floral visitation for male and female reproduction in experimental populations of wild radish, Raphanus sativus L. Evolution 45: 268-280.
48. THOMSON, J. D. 1981. Spatial and temporal component of resource assessment by flower-feeding insects. Journal of Animal Ecology 50: 49-59.
49. _. 1982. Patterns of visitation by animal pollinators. Oikos 39: 241-250.
50. _, AND R. C. PLOWRIGHT. 1980. Pollen carryover, nectar production, and pollinator behavior with special reference to Diervilla lonicera. Oecologia 47: 68-74.
51. TILL-BOTTRAUD, I., X. REBOUD, P. BRABANT, M. LEFRANC, B. RHERISSI, F. VEDEL, AND H. DARMENCY. 1992. Outcrossing and hybridization in wild and cultivated foxtail millets: consequences for the release of transgenic crops. Theoretical and Applied Genetics 83: 940-946.
52. WESTERBERGH, A., AND A. SAURA. 1994. Gene flow and pollinator behaviour in Silene dioica populations. Oikos 71: 215-224.
53. WILLIAMS, R. D., AND G. EVANS. 1935. The efficiency of spatial isolation in maintaining the purity of red clover. Welsh Journal of Agriculture 11: 164-171.