Johnson, S.E. 2021. Status and change in rare plants of the Apostle Islands National Lakeshore: 1990s–2019. Natural Resource Report. NPS/APIS/NRR—2021/2317. National Park Service. Fort Collins, Colorado. https://doi.org/10.36967/nrr-2287739.
Waller, D.M., A.K. Paulson, J.H. Richards, W.S. Alverson, C. Bai, K. Amatangelo, S.E. Johnson, D. Li, G. Sonnier, and R.H. Toczydlowski. 2021. Functional trait data for vascular plant species from eastern North America. Ecology doi.org/10.1002/ecy.3527
Johnson, S.E., M. Sinclair* E. Leonard*, F. Rosenbower*. 2022. Development of strategies for monitoring and managing sandscape vegetation, with an assessment of declining vegetation in the Apostle Islands National Lakeshore. Natural Resource Report. NPS/APIS/NRR—2022/2373. National Park Service. Fort Collins, Colorado. https://doi.org/10.36967/nrr-2293187 3 Appendices.
Johnson, S.E., J.S. Mead*, M.J. Widen*, E.E. Leonard*. 2021. The challenging past and precarious future of Canada yew (Taxus canadensis) in the Apostle Islands National Lakeshore. Natural Resource Report. NPS/APIS/NRR—2021/2251. National Park Service. Fort Collins, Colorado. https://doi.org/10.36967/nrr-2285336.
Cooper, M.J., S.E. Johnson, and J.E. Elias. 2020. Assessing climate vulnerability and adaptation opportunities for Apostle Islands wetlands. Natural Resource Report to Apostle Islands National Lakeshore. 152 pp.
Handler, S., P. Burkman, J. Van Stappen, S. E. Johnson, E. Epstein, R. O’Connor, G. W. Schuurman, A. Prosperi, L. J. Briley, D. Cooper, M. J. Cooper, R. Croll, U. Gafvert, L. R. Iverson, B. Krumenaker, B. M. Lofgren, Nisogaabo Ikwe M. Montano, H. Panci, D. Panek, L. R. Parker, M. P. Peters, K. M. Schmitt, C. W. Swanston, and N. Tillison. 2020. Climate change vulnerability assessment for terrestrial ecosystems at Apostle Islands National Lakeshore. Natural Resource Report NPS/APIS/NRR—2020/2121. National Park Service, Fort Collins, Colorado.
Sanders, S. J. Kirschbaum, S.E. Johnson. 2020. Status and change in 25 rare plant species on rocky shorelines in response to changes in Lake Superior water level. The Great Lake Botanist, 59: 159-177.
Sonnier, G., S.E. Johnson, and D.M. Waller. 2020. Fragmentation reduces the importance of niche‐based factors relative to dispersal traits in structuring temperate forest understories. Journal of Vegetation Science 31: 75-83.
Staffen, A., O’Connor, R., Johnson, S.E., Shannon, P.D., Kearns, K., Zine, M., Sheehan, M.,
Fleener, J., Panci, H., Volkening, A. 2019. Climate Adaptation Strategies and Approaches for Conservation and Management of Non-Forested Wetlands. Report NFCH-3. USDA Northern Forests Climate Hub. Houghton, MI: U.S. Department of Agriculture, Climate Hubs. 41p.
Martin, J.G., and S.E. Johnson. 2018. The legacy of small wild fires for Canada Yew management and future fire risk in the Apostle Islands National Lakeshore. National Park Service, Apostle Islands National Lakeshore. 61 pp.
Waller, D.M., S.E. Johnson, and J. Witt. 2017. A new rapid and efficient method to estimate browse impacts from twig age. Forest Ecology and Management. 404: 361-369.
Amatangelo, K.L., S.E. Johnson, D.A. Rogers and D.M. Waller 2014. Trait–environment relationships remain strong despite 50 years of trait compositional change in temperate forests. Ecology 95:1780–1791.
Verheyen, K., P. De Frenne, L. Baeton, D. Waller, R. Hédl, M.P. Perring, H. Blondeel, J. Brunet, M. Chudomelova, G. Decocq, + 35 others including S.E. Johnson. 2016. Combining community resurvey data to advance global change research. Bioscience, 67: 73-83.
Johnson, S.E., K.L. Amatangelo, P.A. Townsend, and D.M. Waller. 2016. Large, connected floodplain forests prone to flooding best sustain plant diversity. Ecology 97: 3019-3030.
Johnson, S.E., E.M. Mudrak, and D.M. Waller. 2014. Local increases in diversity accompany community homogenization in floodplain forest understories. Journal of Vegetation Science 25: 885-896.
Sonnier, G., S.E. Johnson, K.L. Amatangelo, D.A. Rogers, and D.M. Waller. 2014. Is taxonomic homogenization linked to functional homogenization in temperate forests? Global Ecology and Biogeography 23: 894–902.
Johnson, S.E., and D.M. Waller. 2013. Influence of dam regulation on 55-year shifts in overstory of riparian forests. Canadian Journal of Forest Research 43: 159-170.
Waller, D.M., K.L. Amatangelo, S.E. Johnson, and D.A. Rogers. 2012. Wisconsin vegetation database - Plant community survey and resurvey data from the Wisconsin Plant Ecology Laboratory. Biodiversity and Ecology 4: 255 - 264.
Mudrak, E.L., S.E. Johnson, & D.M. Waller. 2009. Forty-seven year changes in vegetation at the Apostle Islands: Effects of deer on forest understory. Natural Areas Journal 29: 167-176.
Johnson, S.E., E.L. Mudrak, E.A. Beever, S. Sanders, & D.M. Waller. 2008. Comparing power among three sampling methods for monitoring vegetation. Canadian Journal of Forest Research 38: 143-156.