Rose, J. P., and K. J. Sytsma. 2023b. A new combination for a narrowly endemic Polemonium (Polemoniaceae). Novon: A Journal for Botanical Nomenclature 31: 33-35. doi.org/10.3417/2023816

Kriebel, R., B. T. Drew, R. Claßen-Bockhoff, and K. J. Sytsma. 2023. Evolution of anther connective teeth in sages (Salvia, Lamiaceae) under pressure by bee and hummingbird pollinators. Flora 298: 152199. doi.org/10.1016/j.flora.2022.152199 [Special issue - Ecology and evolution of plant-pollinator interactions: the importance of natural history]

Rose, J. P., and K. J. Sytsma. 2023a. Phylogeography and genetic variation in Western Jacob’s Ladder (Polemonium occidentale) provide insights into the origin and conservation of rare species in the Great Lakes Region. Molecular Ecology 32: 79-94. doi.org/10.1111/mec.16730

Kriebel, R., J. P. Rose, B. T. Drew, Jesús G. González-Gallegos, F. Celep, L. Heeg, M. M. Mahdjoub, and K. J. Sytsma. 2023. Model selection, hummingbird natural history, and biological hypotheses: a response to Sazatornil et al. Evolution 77: 646-653. doi.org/10.1093/evolut/qpac023

Drummond, C. P., T. C. Cochrane, and K. J. Sytsma. 2022. Western North American plants disjunct in the Great Lakes Region – 40 years after Marquis and Voss. International Journal of Plant Sciences 183: 691-705. doi.org/10.1086/721653

Beck, J. J., D. Li, S. Johnson, D. Rogers, K. M. Cameron, K. J. Sytsma, T. J. Givnish, and D. M Waller. 2022. Functional traits mediate individualistic species‐environment distributions at broad spatial scales while fine‐scale species associations remain unpredictable. American Journal of Botany 109: 1991–2005. doi.org/10.1002/ajb2.16085

Rose, J. P., C.-L. Xiang, K. J. Sytsma, and B. Drew. 2022. A timeframe for mint evolution: towards a better understanding of trait evolution and historical biogeography in the Lamiaceae. Botanical Journal of the Linnean Society 200: 15-38. doi.org/10.1093/botlinnean/boab104

Kriebel, R., B. T. Drew, J. G. González-Gallegos, F. Celep, G. M. Antar, J. F. B. Pastore, R. Uría, and K. J. Sytsma. 2022. Stigma shape shifting in sages (Salvia: Lamiaceae) – hummingbirds guided the evolution of New World floral features. Botanical Journal of the Linnean Society 199: 428-448. doi.org/10.1093/botlinnean/boab096 [special issue on Evolution in the Neotropics]

Rose, J. P., R. Kriebel, L. Kahan, A. DiNicola, J. G. González-Gallegos, F. Celep, E. M. Lemmon, A. R. Lemmon, K. J. Sytsma, and B. T. Drew. 2021. Sage insights into the phylogeny of Salvia: Dealing with sources of discordance within and across genomes. Frontiers in Plant Sciences 24: 2606. doi: 10.3389/fpls.2021.767478 [special issue on Phylogenetic Discordance in Plant Systematics]

Tarullo, C., J. P. Rose, K. J. Sytsma, and B. Drew. 2021. Using a supermatrix approach to explore phylogenetic relationships, divergence times, and historical biogeography of Saxifragales. Turkish Journal of Botany 45: 440-456. doi.org/10.3906/bot-2106-41

Rose, J. P, and K. J. Sytsma. 2021. Complex interactions underlie the correlated evolution of floral traits and their association with pollinators in a clade with diverse pollination systems. Evolution 75: 1431-1449. doi:10.1111/evo.14220

Rose, J. P, C. A. P. Toledo, E. M. Lemmon, A. R. Lemmon, and K. J. Sytsma. 2021. Out of sight, out of mind: widespread nuclear and plastid-nuclear discordance in the flowering plant genus Polemonium (Polemoniaceae) suggests widespread historical gene flow despite limited nuclear signal. Systematic Biology 70: 162-180.

Givnish, T. J., R. Kriebel, J. Zaborsky, J. P. Rose, D. Spalink, D. M. Waller, K. M. Cameron, and K. J. Sytsma. 2020. Adaptive associations among life history, reproductive traits, environment, and origin in the Wisconsin angiosperm flora. American Journal of Botany 107: 1677-1692.

Celep, F., Z. Atalay, F. Dikmen, M. Doğan , K. J. Sytsma, and R. Claßen-Bockhoff. 2020. Pollination ecology, specialization, and genetic isolation in sympatric bee pollinated Salvia (Lamiaceae). International Journal of Plant Sciences 181: 800-811.

Kriebel, R., B. T. Drew, Jesús G. González-Gallegos, F. Celep, L. Heeg, M. M. Mahdjoub, and K. J. Sytsma. 2020. Pollinator shifts, contingent evolution, and evolutionary constraint drive floral disparity in Salvia (Lamiaceae): evidence from morphometrics and phylogenetic comparative methods. Evolution 74: 1335-1355. doi:10.1111/evo.14030

Hu, G.-X., E.-D. Liu, Z.-K. Wu, K. J. Sytsma, B.T. Drew, and C.-L. Xiang. 2020. Integrating DNA sequences with morphological analysis clarifies phylogenetic position of Salvia grandifolia (Lamiaceae): an enigmatic species endemic to southwestern China. International Journal of Plant Sciences 181: 787-799.

Spalink, D., R. MacKay, and K. J. Sytsma. 2019. Phylogeography, population genetics, and distribution modeling reveal vulnerability of the Atlantic Coastal Plain Flora: a case study of Scirpus longii (Cyperaceae). Molecular Ecology 28: 2046-2061.

Kriebel, R., B. T. Drew, C. P. Drummond, J. G. González-Gallegos, F. Celep, M. M. Mahdjoub, J. P. Rose, C.-L. Xiang, G.-X. Hu, J. B. Walker, E. M. Lemmon, A. R. Lemmon, and K. J. Sytsma. 2019. Tracking the temporal shifts in area, biomes, and pollinators in the radiation of Salvia (sages) across continents: leveraging Anchored Hybrid Enrichment and targeted sequence data. American Journal of Botany 106: 573-597.

Spalink, D., R. Kriebel, P. Li, M. C. Pace, B. T. Drew, J. G. Zaborsky, J. Rose, C. P.

Drummond, M. A. Feist, W. S. Alverson, D. M. Waller, K. M. Cameron, T. J. Givnish, and K. J. Sytsma. 2018. Spatial phylogenetics reveals evolutionary constraints on the assembly of a large regional flora. American Journal of Botany 105: 1938-1950. DOI: 10.1002/ajb2.1191

Spalink, D., J. Pender, M. Escudero, A. L. Hipp, E. H. Roalson, J. Starr, M. J. Waterway, L. Bohs, and K. J. Sytsma. 2018. The spatial structure of phylogenetic and functional diversity in the United States and Canada: an example using sedges (Cyperaceae). Journal of Systematics and Evolution 56: 449-465 doi: 10.1111/jse.12423.

Rose, J. P., T. Kleist, S. Löfstrand, B. T. Drew, J. Schönenberger, and K. J. Sytsma. 2018. Phylogeny, historical biogeography, and diversification of angiosperm order Ericales suggest ancient Neotropical and East Asian connections. Molecular Phylogenetics and Evolution 122: 59-79.

Edger, P. P., J. C. Hall, A. Harkess, M. Tang, J. Coombs, S. Mohammadin, M. E. Schranz, Z. Xiong, J. Leebens-Mack, B. C., Meyers, K. J. Sytsma, M. Koch, I. A. Al-Shehbaz, and J. C. Pires. 2018. Brassicales phylogeny inferred from 72 plastid genes: a reanalysis of the phylogenetic localization of two paleopolyploid events and origin of novel chemical defenses. American Journal of Botany 105: 1-7. [INVITED SPECIAL ARTICLE for the Special Issue: Using and Navigating the Plant Tree of Life] doi:10.1002/ajb2.1040

Kriebel, R., M. Khabbazian, and K. J. Sytsma. 2017. Shifts in pollen shape and size in the order Myrtales using Ornstein-Uhlenbeck models. PLoS ONE 12(12): e0187228. https://doi.org/10.1371/journal.pone.0187228

Drew, B. T., S. Liu, J. M. Bonifacino, and K. J. Sytsma. 2017. Amphitropical disjunctions in New World Menthinae (Lamiaceae): three Pliocene dispersals to South America following late Miocene dispersal to North America from Old World. American Journal of Botany 104: 1695-1707. [special symposium series on Amphitropical Distributions]

Drew, B. T., J. G. González-Gallegos, C.-L. Xiang, R. Kriebel, C. P. Drummond, J. B. Walker, and K. J. Sytsma. 2017. Salvia united: the greatest good for the greatest number. Taxon 66: 133-145.

Spalink, D., B.T. Drew, M.C. Pace, J.G. Zaborsky, J.R. Starr, K.M. Cameron, T.J. Givnish, and K. J. Sytsma. 2016. Biogeography of the cosmopolitan sedges (Cyperaceae) and the area-richness correlation in plants. Journal of Biogeography doi:10.1111/jbi.12802 .

Spalink, D., B.T. Drew, M.C. Pace, J.G. Zaborsky, P. Li, K.M. Cameron, T.J. Givnish, and K. J. Sytsma. 2016. Evolution of geographical place and niche space: Patterns of diversification in the North American sedge (Cyperaceae) flora. Molecular Phylogenetics and Evolution 95: 183-195 .

Cardinal-McTeague, W. M., K. J. Sytsma, J. C. Hall. 2016. Biogeography and diversification of Brassicales: a 103 million year chronicle. Molecular Phylogenetics and Evolution 99: 204-224.

Rose, J. P., R. Kriebel, and K. J. Sytsma. 2016. Shape analysis of moss sporophytes (Bryophyta): insights into land plant evolution. American Journal of Botany 103: 652-662.

Berger, B.A.., R. Kriebel, D. Spalink, and K. J. Sytsma. 2016. Divergence times, historical biogeography, and shifts in speciation rates of Myrtales. Molecular Phylogenetics and Evolution 95: 116-136 .

Walker, J.B., B.T. Drew, and K. J. Sytsma. 2015. Unravelling species relationships and diversification within the iconic California Floristic Province sages (Salvia subgenus Audibertia, Lamiaceae). Systematic Botany 40: 826-844.

Givnish, T. J., M. H. J. Barfuss, B. Van Ee, R. Riina, K. Schulte, R. Horres, P. A. Gonsiska, R. S. Jabaily, D. M. Crayn, J. A. C. Smith, K. Winter, G. K. Brown, T. M. Evans, B. K. Holst, H. Luther, W. Till, G. Zizka, P. E. Berry, and K. J. Sytsma. 2014. Adaptive radiation, correlated and contingent evolution, and net species diversification in Bromeliaceae. Molecular Phylogenetics and Evolution 71: 55-78.

Sytsma, K. J., D. Spalink, and B. Berger. 2014. Calibrated chronograms, fossils, outgroup relationships, and root priors: re-examining the historical biogeography of Geraniales. Biological Journal of the Linnean Society 113: 29-49.

Drew, B. T., N. I. Cacho, and K. J. Sytsma. 2014. The transfer of two rare monotypic genera, Neoeplingia and Chaunostoma, to Lepechinia (Lamiaceae), and notes on their conservation. Taxon 63: 831-842.

Léveillé-Bourret, E., C.Gilmour, J. R. Starr, R. F. C. Naczi, D. Spalink, and K. J. Sytsma. 2014. Searching for the sister to sedges (Carex): resolving relationships within the Cariceae-Dulichieae-Scirpeae clade (Cyperaceae). Botanical Journal of the Linnean Society 176: 1-21

Drew, B. T., and K. J. Sytsma. 2013. Phylogenetics, biogeography, and evolution of dioecy in South American Lepechinia (Lamiaceae). Botanical Journal of Linnaean Society 171: 171-190.

Jabaily, R. S., and K. J. Sytsma. 2013. Historical biogeography and life history evolution of Andean Puya (Bromeliaceae). Botanical Journal of the Linnean Society 171: 201-224.

Givnish, T. J., G. J. Bean, M. Ames, S. P. Lyon, and K. J. Sytsma. 2013. Phylogeny, floral evolution, and inter-island dispersal in Hawaiian Clermontia (Campanulaceae) based on ISSR variation and plastid spacer sequences. PLOS ONE 8(5): e62566.

Sulman, J., B. T. Drew, C. Drummond, E. Hayasaka, and K. J. Sytsma. 2013. Systematics, biogeography, and character evolution of Sparganium (Typhaceae): diversification of a widespread, aquatic lineage. American Journal of Botany 100: 2023-2039.

Drew, B. T., and K. J. Sytsma. 2012. Phylogenetics, biogeography, and staminal evolution in the tribe Mentheae (Lamiaceae). American Journal of Botany 99: 933-953.

Seberg, O., G. Petersen, J. I. Davis , J. C, Pires, D. W. Stevenson, M. W. Chase, M. F. Fay, D. S. Devey, T. Jørgensen, K. J. Sytsma, and Y. Pillon. 2012. Phylogeny of the Asparagales, based on three plastid and two mitochondrial genes. American Journal of Botany 99: 875-889.

Soltis D. E., S. Smith, N. Cellinese, K. J. Wurdack, D. Tank, S. F. Brockington, N. F. Refulio-Rodriguez, M. J. Moore, B. Carlsward, C. D. Bell, M. Latvis, S. Crawley, C. Black, D. Diouf, Z. Xi, M. A. Gitzendanner, K. J. Sytsma, Y.-L. Qiu, K. W. Hilu, S. R. Manchester, C. C. Davis, M. J. Sanderson, R. Olmstead, W. S. Judd, M. Donoghue, and P. S. Soltis. 2011. Inferring angiosperm phylogeny: 17-gene analyses. American Journal of Botany 98: 704-730.

Givnish, T. J., M. H. J. Barfuss, B. Van Ee, R. Riina, K. Schulte, R. Horres, P. A. Gonsiska, R. S. Jabaily, D. M. Crayn, J. A. C. Smith, K. Winter, G. K. Brown, T. M. Evans, B. K. Holst, H. Luther, W. Till, G. Zizka, P. E. Berry, and K. J. Sytsma. 2011. Adaptive radiation and diversification in Bromeliaceae: insights from a 7-locus plastid phylogeny. American Journal of Botany 98: 872-895.

Drew, B. T., and K. J. Sytsma. 2011. Testing the monophyly and placement of Lepechinia in the tribe Mentheae (Lamiaceae). Systematic Botany 36: 1038-1049.

Drew, B. T., and K. J. Sytsma. 2011. Testing the monophyly and placement of Lepechinia in the tribe Mentheae (Lamiaceae). Systematic Botany 36: 1038-1049.

Schönenberger, J., M. von Balthazar, and K. J. Sytsma. 2010. Diversity and evolution of floral structure among early diverging lineages in the Ericales. Philosophical Transactions of the Royal Society B 365: 437-448.

Jabaily, R. S. and K. J. Sytsma. 2010. Phylogenetics of Puya (Bromeliaceae): placement, major lineages, and evolution of Chilean species. American Journal of Botany 97: 337-356.