Recent Abstracts and Presentations

Odufuwa, P., J. Smith, D. Mansfield, M. A. Feist, M. Darrach, S. R. Downie, and G. Plunkett. 2021. Diversification in the perennial endemic North American clade of Apiaceae. How far are we from completion? Botany 2021 Meetings, Virtual.

Clarkson, J. J. et al. 2020. Targeting unplaced genera in the tree of life: a case study of the carrot family (Apiaceae). American Journal of Botany special issue: Exploring the potential of Angiosperms353, a universal tool kit for flowering plant phylogenetics. Botany 2020 Meetings, Virtual.

Clarkson, J. J., O. Maurin, G. Brewer, N. Epitawalage, A. R. Zuntini, J. Kim, P. Bailey, J. F. Smith, G. M. Plunkett, S. R. Downie, F. Forest, and W. J. Baker. 2019. The plant and fungal trees of life (PATOL) project: a case study from the carrot family (Apiaceae). Botany 2019 Meetings, Tucson, Arizona.

Downie, S. R. 2017. A comparative analysis of plastid genomes from the Apiales: expansion and contraction of the inverted repeat, mitochondrial to plastid transfer of DNA, and highly divergent noncoding regions. Huaqiao University, Xiamen, China.

Downie, S. R. 2017. Species delimitations in the perennial, endemic North American clade of Apiaceae: Cymopterus glomeratus, Pseudocymopterus montanus, and Pteryxia terebinthina revisited. IX Apiales Symposium, Guangzhou, China.

Smith, J. F., M. Stevens, E. Sosa, D. H. Mansfield, M. Darrach, S. R. Downie, G. M. Plunkett, and M. A. Feist. 2016. Try, try again?: Resolving species boundaries within Lomatium triternatum (Apiaceae) and its close relatives. Botany 2016 Meetings, Savannah, Georgia.

Downie, S. R. and R. M. Peery. 2014. A comparative analysis of plastid genomes from the Apiales: expansion and contraction of the inverted repeat, mitochondrial to plastid transfer of DNA, and highly divergent noncoding regions. Apiales 2014 Conference, Istanbul, Turkey.

Peery, R. and S. R. Downie. 2014. Plastome evolution of the apioid superclade (Apiaceae subfamily Apioideae). Evolution 2013 Conference, Raleigh, North Carolina.

Bowker, C. L., P. J. Ode, W. Black, M. R. Berenbaum, and S. R. Downie. 2013. Tracing the invasion history of a parasitoid wasp in North America. Ecological Society of America, 98th Annual Meeting, Minneapolis, Minnesota.

Peery, R., S. Mathews, and S. R. Downie. 2013. Update on the quest to resolve higher-level relationships in Apiaceae subfamily Apioideae. Botany 2013, New Orleans, Louiseana.

Peery, R., Y. Xu, and S. R. Downie. 2012. Towards an understanding of phylogenetic relationships in the apioid superclade (Apiaceae subfamily Apioideae). Plant Biology 2012, American Society of Plant Biologists, Austin, Texas.

Haberle, R., S. R. Downie, J. Kuehl, C. Zhengqiu, J. Boore, and R. K. Jansen. 2012. Comparative plastid genomics of the Campanuloideae (Wahlenbergia and Platycodon) and close relative Pseudonemacladus: implications for phylogeny and genome evolution. Botany 2012, Columbus, Ohio.

Peery, R., S. R. Downie, R. K. Jansen, and L. A. Raubeson. 2011. Apiaceae organellar genomes. XVIII International Botanical Congress, Melbourne, Australia. P0412 (ePoster).

Feist, M. A., S. R. Downie, A. R. Magee, and M. Liu. 2011. Revised generic delimitations for Oxypolis and Ptilimnium (Apiaceae tribe Oenantheae) based on nuclear rDNA ITS and cpDNA sequence data and fruit anatomy. XVIII International Botanical Congress, Melbourne, Australia. P0792 (ePoster).

Magee, A. R., B.-E. Van Wyk, P. M. Tilney, and S. R. Downie. 2011. Phylogenetic significance of African Apiaceae and a new tribal classification for the protoapioids. XVIII International Botanical Congress, Melbourne, Australia. Symposium 079: From molecules to morphology: an integrative perspective on the evolution and biogeography of Apiales.

Spalik, K., Ł. Banasiak, M. Piwczyński, and S. R. Downie. 2011. Historical biogeography of Apiaceae subfamily Apioideae: from southern Africa to the northern hemisphere and back to the south again. Symposium 079: From molecules to morphology: an integrative perspective on the evolution and biogeography of Apiales.

Downie, S. R. , R. Peery, L. A. Raubeson, and R. K. Jansen. 2011. A comparative analysis of plastid genomes in the Apiales. Symposium 079: From molecules to morphology: an integrative perspective on the evolution and biogeography of Apiales. [Proposal withdrawn.]

Haberle, R. C., S. R. Downie, Z. Cai, J. Kuehl, J. Boore, and R. K. Jansen. 2011. Evolutionary implications of highly rearranged chloroplast genomes in major lineages of Campanuloideae (Campanulaceae). XVIII International Botanical Congress, Melbourne, Australia. [Proposal withdrawn.]

Banasiak, Ł., M. Piwczyński, S. R. Downie, and K. Spalik. 2011. The distribution of fossil umbellifer pollen is not consistent with the phylogeography of extant Apiaceae. The 7th International Apiales Symposium, The National Herbarium of New South Wales, Sydney Australia, Book of Abstracts (poster).

Feist, M. A. E., S. R. Downie, A. R. Magee, and M. Liu. 2011. Revised generic delimitations for Oxypolis and Ptilimnium (Apiaceae tribe Oenantheae) based on comparative fruit anatomy and phylogenetic analysis of nuclear rDNA ITS and cpDNA trnQ and trnK sequence data. The 7th International Apiales Symposium, The National Herbarium of New South Wales, Sydney Australia, Book of Abstracts.

Peery, R., S. R. Downie, R. K. Jansen, and L. A. Raubeson. 2011. A comparative analysis of plastid genomes in the Apiales. The 7th International Apiales Symposium, The National Herbarium of New South Wales, Sydney Australia, Book of Abstracts.

Piwczyński, M., S. R. Downie, and K. Spalik. 2011. Dating the origin and early diversification of Apiaceae (Magnoliophyta). The 5th International Conference of the International Biogeography Society, Irakleion, Crete, Greece.

Banasiak, Ł., B. Shakya, M. F. Watson, S. R. Downie, and K. Spalik. 2011. Dating the origin and locating the diversification centre of apioid umbellifers (Magnoliophyta, Apiaceae subfamily Apioideae). The 5th International Conference of the International Biogeography Society, Irakleion, Crete, Greece.

Calviño, C. I. and S. R. Downie. 2010. Systematics of Apiaceae subfamilies Apioideae and Saniculoideae: phylogenetic affinities and biogeographic implications. VI Southern Connections Congress, Bariloche, Argentina.

Magee, A. R., C. I. Calviño, M. Liu, S. R. Downie, P. M. Tilney, and B.-E. van Wyk. 2009. New tribal delimitations in African Apiaceae. South African Journal of Botany 75(2): 410-411.

Spalik, K., M. Piwczyński, and S. R. Downie. 2009. Inter- and intracontinental disjuctions in the Holarctic: an example from tribe Oenantheae (Magnoliophyta, Apiaceae). The 4th International Conference of the International Biogeography Society, Merida, Mexico.

Winter, P. J. D., B.-E. van Wyk, A. R. Magee, S. R. Downie, and P. M. Tilney. 2008. The demise of Peucedanum (Apiaceae) in Africa. South African Journal of Botany 74(2): 383.

Downie, S. R., K. Spalik, D. S. Katz-Downie, and J.-P. Reduron. 2008. An ITS-based classification of Apiaceae subfamily Apioideae. The 6th International Symposium on the Apiales, Moscow State University, Moscow, Russia. Abstract

Calviño, C. I., S. G. Martínez, and S. R. Downie. 2008. Unraveling the taxonomic complexity of Eryngium L. (Apiaceae). The 6th International Symposium on the Apiales, Moscow State University, Moscow, Russia. Abstract

Spalik, K. and S. R. Downie. 2008. Did dispersal or morphological novelties drive diversification of Apiaceae tribe Oenantheae? The 6th International Symposium on the Apiales, Moscow State University, Moscow, Russia.

Magee, A. R., B.-E. van Wyk, P. M. Tilney, A. A. Oskolski, and S. R. Downie. 2008. New generic circumscriptions of southern African Peucedanoid genera. The 6th International Symposium on the Apiales, Moscow State University, Moscow, Russia.

Cordes, J. M. and S. R. Downie. 2008. Molecular systematic evidence supporting distinction of a rare Greek endemic and its southern African relatives: the genus Conium redefined. Botany 2008, University of British Columbia, Vancouver, Canada. Abstract

Feist, M. A. and S. R. Downie. 2008. Changes to the generic delimitation of Oxypolis and Ptilimnium based on nrDNA ITS and cpDNA sequence data. Botany 2008, University of British Columbia, Vancouver, Canada. Abstract

Danderson, C. A., M. Hermann, and S. R. Downie. 2008. Resolving phylogenetic relationships within the Arracacia clade (Apiaceae subfamily Apioideae) using ITS and cpDNA sequence data. Botany 2008, University of British Columbia, Vancouver, Canada. Abstract

Calviño, C. I., S. G. Martínez, and S. R. Downie. 2007. Morfología y filogenia molecular de la subfamilia Saniculoideae (Apiaceae) [Morphology and molecular phylogeny of subfamily Saniculoideae (Apiaceae)]. 31st Argentinean Meeting of Botany, Corrientes, Argentina.

Tilney, P. M., B.-E. Van Wyk, and S. R. Downie. 2007. A revision of the genus Lichtensteinia (Apiaceae). South African Journal of Botany 73(2): 317. XXXIII Annual Conference of the South African Association of Botanists, University of Cape Town, South Africa.

Magee, A. R., B.-E. Van Wyk, P. M. Tilney, and S. R. Downie. 2007. New generic circumscriptions of Cape peucedanoid species (Apiaceae). South African Journal of Botany 73(2): 298-299. XXXIII Annual Conference of the South African Association of Botanists, University of Cape Town, South Africa.

Van Wyk, B.-E., P. M. Tilney, M. Liu, A. R. Magee, P. J. D. Winter, C. I. Calviño, and S. R. Downie. 2007. Systematic studies of African Apiaceae: a progress report. South African Journal of Botany 73(2): 318-319. XXXIII Annual Conference of the South African Association of Botanists, University of Cape Town, South Africa.

Downie, S. R. 2007. Tribe Oenantheae: A contribution to a family-wide phylogenetic classification of Apiaceae. Plant Biology and Botany 2007 Joint Congress, Chicago IL. Abstract Presentation

Peery, R., S. R. Downie, J. V. Kuehl, J. L. Boore, and L. A. Raubeson. 2007. Chloroplast genome evolution in Apiaceae. Plant Biology and Botany 2007 Joint Congress, Chicago IL. Abstract

Cordes, J. M. and S. R. Downie. 2007. Ascertaining the phylogenetic position and infrageneric relationships of Conium, the odd man out. Plant Biology and Botany 2007 Joint Congress, Chicago IL. Abstract

Danderson, C. A. and S. R. Downie. 2007. Resolving phylogenetic relationships within the apioid superclade (Apiaceae subfamily Apioideae) using cpDNA sequence data, with emphasis on tribe Apieae. Plant Biology and Botany 2007 Joint Congress, Chicago IL. Abstract

Calviño, C. I. and S. R. Downie. 2007. Phylogenetic relationships within Apiaceae subfamily Saniculoideae based on cpDNA trnQ-trnK 5'exon sequences. Plant Biology and Botany 2007 Joint Congress, Chicago IL. Abstract

Spalik, K. and S. R. Downie. 2007. Phylogeny and biogeography of Cryptotaenia and related taxa, with emphasis on Macaronesian endemics (Magnoliophyta, Family Apiaceae). Third International Biogeography Society Conference, Tenerife, Canary Islands.

Calviño, C. I., S. R. Downie, P. Tilney, and B.-E. van Wyk. 2005. The phylogenetic positions of southern African Apiaceae relative to subfamilies Apioideae and Saniculoideae. Botany 2005 Meetings, Austin TX. Abstract

Feist, M. A. and S. R. Downie. 2005. A phylogenetic examination of Oxypolis and Ptilimnium (Apiaceae) using nuclear ribosomal DNA ITS sequences. Botany 2005 Meetings, Austin TX. Abstract

Bone, T. S., S. R. Downie, and J. M. Affolter. 2005. A phylogenetic study of the genus Lilaeopsis (Apiaceae). Botany 2005 Meetings, Austin TX. Abstract

Van Wyk, B.-E., S. R. Downie, P. M. Tilney, and N. N. Phephu. 2005. A taxonomic study of the woody southern African species of Peucedanum. Apiales V Symposium, Vienna, Austria.

Downie, S. R., D. S. Katz-Downie, K. Spalik, M. A. Feist, C. Calviño, T. Bone, and F.-J. Sun. 2005. Further phylogenetic studies in Apiaceae tribe Oenantheae: generic-level relationships and resolution within the North American endemics clade. Apiales V Symposium, Vienna, Austria. Presentation

Calviño, C. I., S. R. Downie, P. M. Tilney, and B.-E. van Wyk. 2005. Relationships within Apiaceae subfamilies Saniculoideae and Apioideae based on phylogenetic analyses of cpDNA rps16 intron sequences. Apiales V Symposium, Vienna, Austria.

Spalik, K. and S. R. Downie. 2005. The phylogeography of Apiaceae tribe Oenantheae Dumort.: assessing the role of long-distance dispersal in shaping biogeographic patterns in hydrophytes. Apiales V Symposium, Vienna, Austria.

Calviño, C. I., S. R. Downie, P. M. Tilney, and B.-E. van Wyk. 2005. Major clades within Apiaceae subfamilies Saniculoideae and basal Apioideae: implications for evolution of the woody habit. XVII International Botanical Congress, Vienna, Austria.

Lee, C. and S. R. Downie. 2005. A phylogenetic study of water-hemlock (Cicuta; Apiaceae tribe Oenantheae). XVII International Botanical Congress, Vienna, Austria.

Spalik, K., A. Wojewódzka, and S. R. Downie. 2005. Reconstructing common ancestors using mapping of qualitative and quantitative characters: a case study of Apiaceae tribe Scandiceae. XVII International Botanical Congress, Vienna, Austria.

Downie, S. R., F.-J. Sun, and R. L. Hartman. 2003. Relationships among the perennial, endemic umbellifers of western North America as inferred by phylogenetic analysis of nuclear rDNA ITS sequences. Apiales IV Symposium, Pretoria, South Africa. Presentation

Downie, S. R., K. Spalik, M. Watson, and D. S. Katz-Downie. 2003. Phylogenetic studies in Apiaceae tribe Oenantheae: circumscription and relationships. Apiales IV Symposium, Pretoria, South Africa. Presentation

Downie, S. R. 2000. Tribes and clades within Apiaceae subfamily Apioideae: the contribution of molecular data. Botany 2000 Meetings, Portland, OR. Abstract

Sun, F.-J., S. R. Downie, and R. L. Hartman. 2000. A phylogenetic study of Cymopterus and related genera. Botany 2000 Meetings, Portland, OR. Abstract

Spalik, K., A. Zochowska, M. Zych, and S. R. Downie. 1999. The definition of genera and infrageneric taxa in Apiaceae: some examples from subtribe Scandicinae. XVI International Botanical Congress, St. Louis, MO.

Downie, S. R., G. M. Plunkett, M. F. Watson, D. S. Katz-Downie, K. Spalik, and B. Lee. 1999. Major clade determination within Apiaceae subfamily Apioideae. XVI International Botanical Congress, St. Louis, MO.