Biblio

Armbruster, W. S. , P. Martin, J. Kidd, R. Stafford, and D. G. Rogers. 1995. Reproductive significance of indirect pollen-tube growth in Dalechampia (Euphorbiaceae) 82:51 - 56.

Armbruster, W. S. . 2006. Evolutionary and ecological perspectives on specialization: from the arctic to the tropics. 260 - 282 in J. Ollerton and Waser, N. Plant-Pollinator Interactions: From Specialization to Generalization. . University of Chicago Press, Chicago.

Armbruster, W. S. . 1993. Evolution of plant pollination systems: hypotheses and tests with the neotropical vine Dalechampia 47:1480 - 1505.

Armbruster, W. S. . 1988. A new species, section, and synopsis of Dalechampia (Euphorbiaceae) from Costa Rica 13:303 - 312.

Armbruster, W. S. , J. J. Howard, T. P. Clausen, E. M. Debevec, J. C. Loquvam, M. Matsuki, B. Cerendolo, and F. Andel. 1997. Do biochemical exaptations link evolution of plant defense and pollination systems? Historical hypotheses and experimental tests with Dalechampia vines 149:461 - 484.

Armbruster, W. S. , and E. E. Berg. 1994. Thermal ecology of male euglossine bees in a tropical wet forest: fragrance foraging in relation to operative temperature 26:50 - 56.

Armbruster, W. S. , A. L. Herzig, and T. P. Clausen. 1992. Pollination of two sympatric species of Dalechampia (Euphorbiaceae) in Suriname by male euglossine bees 79:1374 - 1381.

Armbruster, W. S. . 1989. Three new species of Dalechampia (Euphorbiaceae) from Venezuelan Guayana 41:44 - 52.

Armbruster, W. S. , E. M. Debevec, and M. F. Willson. 2002. The evolution of syncarpy in angiosperms: theoretical and phylogenetic analyses of the effects of carpel fusion on offspring quantity and quality 15:657 - 672.

Armbruster, W. S. . 1986. Reproductive interactions between sympatric Dalechampia species: are natural assemblages "random" or organized? 67:522 - 533.

Armbruster, W. S. . 1996. Exaptation, adaptation, and homoplasy: evolution of ecological traits in Dalechampia vines. 227 - 243 in L. Hufford and Sanderson, M. J. Homoplasy: the recurrence of similarity in evolution. . Academic PressSan Diego.

Armbruster, W. S. , M. E. Edwards, J. F. Hines, R. L. A. Mahunnah, and P. Munyenyembe. 1993. Pollination ecology 9:460 - 474.

Armbruster, W. S. , and D. G. Rogers. 2004. Does pollen competition reduce the cost of inbreeding? 91:1939 - 1943.

Armbruster, W. S. . 1991. Multilevel analysis of morphometric data from natural plant populations: insights into ontogenetic, genetic, and selective correlations in Dalechampia scandens 45:1229 - 1244.

Armbruster, W. S. , and D. A. Guinn. 1989. The solitary bee fauna (Hymenoptera: Apoidea) of interior and arctic Alaska: flower associations, habitat use, and phenology 62:468 - 483.

Armbruster, W. S. , and B. G. Baldwin. 1998. Switch from specialized to generalized pollination 394:632.

Armbruster, W. S. , R. Perez-Barrales, J. Arroyo, M. E. Edwards, and P. Vargas. 2006. Three-dimensional reciprocity of floral morphs in wild flax (Linum suffruticosum): A new twist on heteryly 171:581 - 590.

Armbruster, W. S. , M. E. Edwards, and E. M. Debevec. 1994. Floral character displacement generates assemblage structure of Western Australian triggerplants (Stylidium) 75:315 - 329.

Armbruster, W. S. , and K. E. Steiner. 1992. Pollination ecology of four Dalechampia species (Euphorbiaceae) in northern Natal, South Africa 79:306 - 313.

Armbruster, W. S. , and K. D. McCormick. 1990. Diet foraging patterns of male euglossine bees: ecological causes and evolutionary response by plants 22:160 - 171.

W. Armbruster, S. , and N. Muchhala. 2009. Associations between floral specialization and species diversity: cause, effect, or correlation? 23:159 - 179.

Armbruster, W. S. . 1996. Cladistic analysis and revision of Dalechampia sections Rhopalostylis and Brevicolumnae (Euphorbiaceae) 21:209 - 235.

Armbruster, W. S. , D. Rae, and M. E. Edwards. 2006. Topographic complexity and biotic response to high-latitude climate change: Variance is as important as the mean. 105 - 122 in J. B. Ørbæk al Arctic-Alpine Ecosystems and People in a Changing Environment. . Springer Verlag.

Armbruster, W. S. . 1993. Within-habitat heterogeneity in baiting samples of male euglossine bees: possible causes and implications 25:122 - 128.

Armbruster, W. S. , S. Keller, M. Matsuki, and T. P. Clausen. 1989. Pollination of Dalechampia magnoliifolia (Euphorbiaceae) by male euglossine bees 76:1279 - 1285.