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Preprints and in press

M. Bontrager, C. D. Muir, C. Mahony, D. E. Gamble, R. M. Germain, A. L. Hargreaves, E. L. Kleynhans, K. A. Thompson, and A. L. Angert. Climate warming weakens local adaptation. bioRxiv 2020.11.01.364349. doi

M. Bontrager and A. L. Angert. Genetic differentiation is determined by geographic distance in Clarkia pulchella. bioRxiv 374454. doi github


D. S. Srivastava, L. Coristine, A. L. Angert, M. Bontrager, S. L. Amundrud, J. L. Williams, A. C. Y. Yeung, D.R. de Zwaan, P. L. Thompson, S. N. Aitken, et al. Wildcards in climate change biology. Ecological Monographs. doi

M. Bontrager, T. Usui, J. A. Lee-Yaw, D. N. Anstett, H. A. Branch, A. L. Hargreaves, C. D. Muir, and A. L. Angert. Adaptation across geographic ranges is consistent with strong selection in marginal climates and legacies of range expansion. Evolution 75: 1316-1333. doi dryad bioRxiv

A. L. Angert, M. Bontrager, and Jon Agren. What do we really know about adaptation at range edges? In press. Annual Review of Ecology, Evolution, and Systematics 51: 341-361. doi

J. R. Gremer, A. Chiono, E. Suglia, M. Bontrager, L. Okafor, and J. Schmitt (2020). Variation in the seasonal germination niche across an elevational gradient: the role of germination cueing in current and future climates. American Journal of Botany 107: 350-363. doi

A. L. Hargreaves, R. M. Germain, M. Bontrager, J. Persi, and A. L. Angert (2020). Local adaptation to biotic interactions: a meta-analysis across latitudes. The American Naturalist, 195(3). doi dryad

M. Bontrager, C. D. Muir, and A. L. Angert (2019). Geographic variation in reproductive assurance of Clarkia pulchella. Oecologia. doi bioRxiv github zenodo

M. Bontrager and A. L. Angert (2018). Gene flow improves fitness at a range edge under climate change. Evolution Letters 3: 55-68. doi github talk dryad bioRxiv

D. E. Gamble, M. Bontrager, and A. L. Angert (2016). Floral trait variation and links to climate in the mixed-mating annual Clarkia pulchella. Botany, 96(7):425–435. doi

M. Bontrager and A. L. Angert (2016). Effects of range-wide variation in climate and isolation on floral traits and reproductive output of Clarkia pulchella. American Journal of Botany, 103(1):10–21. doi

J. A. Lee-Yaw, H. M. Kharouba, M. Bontrager, C. Mahony, A. M. Csergo, A. M. Noreen, Q. Li, R. Schuster, and A. L. Angert (2016). A synthesis of transplant experiments and ecological niche models suggests that range limits are often niche limits. Ecology Letters, 19(6):710–722. doi

I. M. Parker, M. Saunders, M. Bontrager, A. P. Weitz, R. Hendricks, R. Magarey, K. Suiter, and G. S. Gilbert (2015). Phylogenetic structure and host abundance drive disease pressure in communities. Nature, 520(7548):542-544. doi

M. Bontrager, K. Webster, M. Elvin, and I. M. Parker (2014). The effects of habitat and competitive/facilitative interactions on reintroduction success of the endangered wetland herb, Arenaria paludicola. Plant Ecology, 215(4):467–478. doi

J. M. Yost, M. Bontrager, S. W. McCabe, D. Burton, M. G. Simpson, K. M. Kay, and M. Ritter (2013). Phylogenetic relationships and evolution in Dudleya (Crassulaceae). Systematic Botany, 38(4): 1096–1104. doi


M. Bontrager (2018). Pollination, genetic structure, and adaptation to climate across the geographic range of Clarkia pulchella. PhD thesis. pdf