Publications

Holt Jr., S., E. Sigel, B. Sutherland, P. Bond Schwartsburd, and J. Beck. In review. What is Salvinia molesta (Salviniaceae)? Determining the maternal progenitor and genetic diversity of the clonal invasive fern giant salvinia. Biological Invasions.

Mendez Reneau, J., J. G. Burleigh, and E. M. Sigel. In review. Target capture methods offer insight into the evolution of rapidly diverged taxa and resolve allopolyploid homeologs in the fern genus Polypodium s.s. Systematic Botany.

Fauskee, B., E.M. Sigel, K.M. Pryer, and A.L. Grusz. 2021. Variation in frequency of plastid RNA editing within Adiantum (Pteridaceae) implies rapid evolution in fern plastomes. American Journal of Botany: 108: 820-827. PDF Reprint.

Sutherland, B.L., C.F. Barrett, J.B. Beck, M.L. Latvis, M.R. McKain, E.M. Sigel, and N.J. Kooyers. 2021. Botany is the root and the future of invasion biology. American Journal of Botany 108: 549-552. PDF Reprint.

Bagale, K., S. Paudel, H. Cagle, E. Sigel, and R. Kulkarni. 2019. E-cigarette vapor exposure alters Streptococcus pneumoniae transcriptome in a nicotine-dependent manner without affecting pneumococcal virulence. Applied and Environmental Microbiology. doi:10.1128/AEM.02125-19. PDF Reprint. A featured “Spotlight Selection” article of significant interest.

One Thousand Plants Initiative†. 2019. A Phylogenomic View of Evolutionary Complexity in Green Plants. Nature 574: 679–685.  PDF Reprint, Cover. † This project was organized by J. Leebens-Mack and G. Wong with many other contributors including E. M. Sigel

Sigel, E. M., J. P. Der, M. D. Windham, and K. M. Pryer. 2019. Invited article for genomics special issue: Expression level dominance and homeolog expression bias in recurrent origins of the allopolyploid fern Polypodium hesperium. American Fern Journal 109: 224-247. PDF Reprint

Cardinal-McTeague, W., K. Wurdack, E. Sigel, and L. Gillespie. 2019. Seed size evolution and biogeography of Plukenetia (Euphorbiaceae), a pantropical genus with traditionally cultivated oilseed species. BMC Evolutionary Biology 19:29. PDF Reprint

Sigel, E. M., E. Schuettpelz, K. M. Pryer, and J. P. Der. 2018. Overlapping patterns of gene expression between gametophyte and sporophyte phases in the fern Polypodium amorphum (Polypodiales). Frontiers in Plant Sciences 9: 1450. PDF Reprint

Li, F.W., P. Brouwer, L. Carretero-Paulet, S. Cheng, J. De Vries, P. M. Delaux, A. Eily, N. Koppers, L.Y. Kuo, Z. Li, M. Simenc...E.M.Sigel...and K.M. Pryer 2018. Fern genomes elucidate land plant evolution and cyanobacterial symbioses. Nature Plants 4: 460. PDF Reprint, Cover

Grusz*, A. L., E. M. Sigel*, and C. Witherup. 2017. Invited article for 25th anniversary edition: Homeologous chromosome pairing across the eukaryote phylogeny. Molecular Phylogenetics and Evolution 117: 83–94. *signifies co-first authors PDF Reprint

The Pteridophyte Phylogeny Group†. 2016. A community-derived classification for extant lycophytes and ferns. Journal of Systematics and Evolution 54: 563–603.  † This project was organized by E. Schuettpelz and H. Schneider with 92 other contributors including E. M. Sigel. PDF Reprint

Sigel, E. M. 2016. Invited article for special issue on the Systematics and Evolution of Lycophytes and Ferns: Genetic and genomic aspects of hybridization in ferns. Journal of Systematics and Evolution 54: 638–655. PDF Reprint

Windham, M. D., J. B. Beck, F.-W. Li, L. Allphin, J. G. Carman, D. A. Sherwood, C. A. Rushworth, E. M. Sigel, P. J. Alexander, C. D. Bailey, and I. A. Al-Shehbaz. 2015. Searching for diamonds in the apomictic rough: case study involving Boechera lignifera (Brassicacaeae). Systematic Botany 40: 1031- 1044. PDF Reprint

Wolf, P. G., E. B. Sessa, D. B. Marchant, F.-W. Li, C. J. Rothfels, E. M. Sigel, M. A. Gitzendanner, C. J. Visger, J. A. Banks, D. E. Soltis, P. S. Soltis, K. M. Pryer, and J. P. Der. In press. An exploration into fern genome space. Genome Biology and Evolution 7: 2533-2544. PDF Reprint

Rothfels, C. J.,  F.-W. Li, E. M. Sigel, L. Huiet, A. Larsson, D. O. Burge, M. Ruhsam, M. Deyholos, D. E. Soltis, C. N. Stewart, Jr., S. W. Shaw, L. Pokorny, T. Chen, C. W. dePamphilis, L. DeGironimo, L. Chen, X. Wei, X. Sun, D. W. Stevenson, S. W. Graham, G. K.-S. Wong, and K. M. Pryer.  2015. Curated phylogenomics: The evolutionary history of ferns inferred from 25 single-copy nuclear genes. American Journal of Botany 102: 1–19.  PDF Reprint

Sigel, E. M., M. D. Windham, and K. M. Pryer. 2014. Evidence for reciprocal origins in Polypodium hesperium (Polypodiaceae): a fern model system for investigating how multiple origins shape allopolyploid genomes. American Journal of Botany 101: 1476–1485. PDF Reprint

Sigel, E. M., M. D. Windham, C. Haufler, and K. M. Pryer. 2014. Phylogeny, divergence time estimates, and phylogeography for the diploid species of the Polypodium vulgare complex (Polypodiaceae). Systematic Botany 39: 1042–1055. PDF Reprint

Sigel, E. M., A. K. Johnson, and C. H. Haufler. 2014. A first record of Polypodium saximontanum for the flora of Montana. American Fern Journal 104.1: 22–23. PDF Reprint

Sigel, E. M., M. D. Windham, A. R. Smith, R. J. Dyer, and K. M. Pryer. 2014. Rediscovery of Polypodium calirhiza (Polypodiaceae) in Mexico. Brittonia 63: 278–286. PDF Reprint

Li, F.-W., J. C. Villarreal, S. Kelly, C. J. Rothfels, M. Melkonian, E. Frangedakis, M. Ruhsam, E. M. Sigel, J. P. Der, J. Pittermann, D. O. Burge, L. Pokorny, A. Larsson, T. Chen, S. Weststrand, P. Thomas, E. Carpenter, Y. Zhang, Z. Tian, L. Chen, Z. Yan, Y. Zhu, X. Sun, J. Wang, D. W. Stevenson, B. J. Crandall-Stotler, A. J. Shaw, M. K. Deyholos, D. E. Soltis, S. W. Graham, M. D. Windham, J. A. Langdale, G. K.-S. Wong, S. Mathews, and K. M. Pryer. Horizontal transfer of an adaptive chimeric photoreceptor from bryophytes to ferns. 2014. Proceedings of the National Academy of Sciences of the United States of America 111: 6672–6677. PDF Reprint

Sessa, E. B., J. A. Banks, M. S. Barker, J. P. Der, A. M. Duffy, S. W. Graham, M. Hasebe, J. Langdale, F.-W. Li, D. B. Marchant, K. M. Pryer, C. J. Rothfels, S. J. Roux, M. L. Salmi, E. M. Sigel, D. E. Soltis, P. S. Soltis, D. W. Stevenson, and P. G. Wolf. 2014. Between two fern genomes. GigaScience 3: 15. PDF Reprint

Floyd, S.K., J. G. Ryan, S. J. Conway, E. Brenner, K. P. Burris, J. N. Burris, T. Chen, P. P. Edger, S. W. Graham, J. H. Leebens-Mack, J. C. Pires, C. J. Rothfels, E. M. Sigel, D. W. Stevenson, C. N. Stewart, G. K,-S. Wong, and J. L. Bowman. 2014. Origin of a novel regulatory module by duplication and degeneration of an ancient plant transcription factor. Molecular Phylogenetics and Evolution 81: 159–173. PDF Reprint

Rothfels, C. J., A. Larsson, F.- W. Li, E. M. Sigel, L. Huiet, D. O. Burge, M. Ruhsam, S. Graham, D. Stevenson, G. K.-S. Wong, P. Korall, and K. M. Pryer. 2013. Transcriptome-mining for Fern Single-copy Nuclear Regions. PLoS One 8:e76957. PDF Reprint

Rothfels, C. J., E. M. Sigel, and M. D. Windham. 2012. Cheilanthes feei T. Moore (Pteridaceae) and Dryopteris erythrosora (D.C. Eaton) Kunze (Dryopteridaceae) new for the flora of North Carolina. American Fern Journal 102: 184–186. PDF Reprint

Sigel, E. M., M. D. Windham, L. Huiet, G. Yatskievych, and K. M. Pryer. 2011. Species relationships and farina evolution in the cheilanthoid fern genus  Argyrochosma (Pteridaceae). Systematic Botany 36(4): 554–564. PDF Reprint