Stephen R. Downie - Publications

Affiliations: 
University of Illinois, Urbana-Champaign, Urbana-Champaign, IL 
Area:
Molecular Biology, Botany Biology, Genetics, Zoology Biology

108 high-probability publications. We are testing a new system for linking publications to authors. You can help! If you notice any inaccuracies, please sign in and mark papers as correct or incorrect matches. If you identify any major omissions or other inaccuracies in the publication list, please let us know.

Year Citation  Score
2024 Zuntini AR, Carruthers T, Maurin O, Bailey PC, Leempoel K, Brewer GE, Epitawalage N, Françoso E, Gallego-Paramo B, McGinnie C, Negrão R, Roy SR, Simpson L, Toledo Romero E, Barber VMA, ... ... Downie SR, et al. Phylogenomics and the rise of the angiosperms. Nature. PMID 38658746 DOI: 10.1038/s41586-024-07324-0  0.305
2020 Zhou J, Gao Y, Wei J, Liu Z, Downie SR. Molecular Phylogenetics of Ligusticum (Apiaceae) Based on nrDNA ITS Sequences: Rampant Polyphyly, Placement of the Chinese Endemic Species, and a Much-Reduced Circumscription of the Genus International Journal of Plant Sciences. 181: 306-323. DOI: 10.1086/706851  0.631
2019 Chang H, Downie SR, Peng H, Sun F. Floral Organogenesis in Three Members of the Tribe Delphinieae (Ranunculaceae). Plants (Basel, Switzerland). 8. PMID 31718008 DOI: 10.3390/plants8110493  0.684
2019 Mustafina FU, Yi DK, Choi K, Shin CH, Tojibaev KS, Downie SR. A comparative analysis of complete plastid genomes from and (Apiaceae). Ecology and Evolution. 9: 364-377. PMID 30680120 DOI: 10.1002/Ece3.4753  0.534
2019 Spalik K, Wojewódzka A, Constantinidis T, Downie SR, Gierek M, Banasiak Ł. Laserocarpum, a new genus of Apiaceae endemic to Greece Acta Societatis Botanicorum Poloniae. 88. DOI: 10.5586/Asbp.3635  0.552
2019 Wojewódzka A, Baczyński J, Banasiak Ł, Downie SR, Czarnocka-Cieciura A, Gierek M, Frankiewicz K, Spalik K. Evolutionary shifts in fruit dispersal syndromes in Apiaceae tribe Scandiceae Plant Systematics and Evolution. 305: 401-414. DOI: 10.1007/S00606-019-01579-1  0.542
2018 Smith JF, Mansfield DH, Stevens M, Sosa E, Feist MAE, Downie SR, Plunkett GM, Darrach M. Try Tri again? Resolving species boundaries in the Lomatium triternatum (Apiaceae) complex Journal of Systematics and Evolution. 56: 218-230. DOI: 10.1111/Jse.12418  0.408
2017 Wang QZ, Downie SR, Chen ZX. Genome-wide searches and molecular analyses highlight the unique evolutionary path of flavone synthase I (FNSI) in Apiaceae. Genome. PMID 29268034 DOI: 10.1139/Gen-2017-0117  0.444
2017 Danderson CA, Downie SR, Hermann M. Rampant polyphyly in the Arracacia clade (Apiaceae) and an assessment of the phylogenetic utility of 20 noncoding plastid loci. Molecular Phylogenetics and Evolution. PMID 29017853 DOI: 10.1016/J.Ympev.2017.10.006  0.806
2017 Liu M, Downie SR. The Phylogenetic Significance of Fruit Anatomical and Micromorphological Structures in Chinese Heracleum Species and Related Taxa (Apiaceae) Systematic Botany. 42: 313-325. DOI: 10.1600/154823217X695539  0.572
2017 FEIST MAE, SMITH JF, MANSFIELD DH, DARRACH M, MCNEILL RP, DOWNIE SR, PLUNKETT GM, WILSON BL. NEW COMBINATIONS IN LOMATIUM (APIACEAE, SUBFAMILY APIOIDEAE) Phytotaxa. 316: 95. DOI: 10.11646/Phytotaxa.316.1.11  0.527
2016 Wang QZ, Huang M, Downie SR, Chen ZX. Development of expressed sequence tag-simple sequence repeat markers for genetic characterization and population structure analysis of Praxelis clematidea (Asteraceae). Genetics and Molecular Research : Gmr. 15. PMID 27323082 DOI: 10.4238/Gmr.15028038  0.417
2016 Menemen Y, Kandemir A, Downie SR. Pastinaca erzincanensis (Apiaceae), A New Species from Eastern Turkey and Its Phylogenetic Position within Tordylieae Annales Botanici Fennici. 53: 373-382. DOI: 10.5735/085.053.0609  0.594
2016 Wang QZ, Huang M, Downie SR, Chen ZX. Development of expressed sequence tag-simple sequence repeat markers for genetic characterization and population structure analysis of Praxelis clematidea (Asteraceae) Genetics and Molecular Research. 15. DOI: 10.4238/gmr.15028038  0.307
2016 ZAKHAROVA EA, KLJUYKOV EV, DEGTJAREVA GV, SAMIGULLIN TH, UKRAINSKAYA UA, DOWNIE SR. A taxonomic study of the genus Hellenocarum H.Wolff (Umbelliferae-Apioideae)based on morphology, fruit anatomy, and molecular data Turkish Journal of Botany. 40: 176-193. DOI: 10.3906/Bot-1504-40  0.562
2016 Calviño CI, Teruel FE, Downie SR. The role of the Southern Hemisphere in the evolutionary history of Apiaceae, a mostly north temperate plant family Journal of Biogeography. 43: 398-409. DOI: 10.1111/Jbi.12651  0.486
2015 Jogesh T, Peery R, Downie SR, Berenbaum MR. Patterns of Genetic Diversity in the Globally Invasive Species Wild Parsnip (Pastinaca sativa) Invasive Plant Science and Management. 8: 415-429. DOI: 10.1614/Ipsm-D-15-00024.1  0.465
2015 Downie SR, Jansen RK. A comparative analysis of whole plastid genomes from the apiales: Expansion and contraction of the inverted repeat, mitochondrial to plastid transfer of DNA, and identification of highly divergent noncoding regions Systematic Botany. 40: 336-351. DOI: 10.1600/036364415X686620  0.443
2015 Wang Q, Huang M, Downie SR, Chen Z, Chen Y. Genetic diversity and structure of the noxious alien grass Praxelis clematidea in southern China Biochemical Systematics and Ecology. 59: 183-189. DOI: 10.1016/J.Bse.2015.01.021  0.341
2014 Liu J, Shi L, Han J, Li G, Lu H, Hou J, Zhou X, Meng F, Downie SR. Identification of species in the angiosperm family Apiaceae using DNA barcodes. Molecular Ecology Resources. 14: 1231-8. PMID 24739357 DOI: 10.1111/1755-0998.12262  0.588
2014 Downie SR, Jansen RMPRK. Another first for the Apiaceae: evidence for mitochondrial DNA transfer into the plastid genome Journal of Faculty Pharmacy of Istanbul University. 44: 131-144. DOI: 10.16883/Jfpiu.20070  0.372
2014 George EE, Mansfield DH, Smith JF, Hartman RL, Downie SR, Hinchliff CE. Phylogenetic analysis reveals multiple cases of morphological parallelism and taxonomic polyphyly in lomatium (Apiaceae) Systematic Botany. 39: 662-675. DOI: 10.1600/036364414X680843  0.606
2014 Spalik K, Banasiak Ł, Feist MAE, Downie SR. Recurrent short-distance dispersal explains wide distributions of hydrophytic umbellifers (Apiaceae tribe Oenantheae) Journal of Biogeography. 41: 1559-1571. DOI: 10.1111/Jbi.12300  0.471
2013 Brullo C, Brullo S, Downie SR, Danderson CA, del Galdo GG. Siculosciadium, A New Monotypic Genus of Apiaceae from Sicily1 Annals of the Missouri Botanical Garden. 99: 1-18. DOI: 10.3417/2011009  0.804
2013 Liao C, Downie SR, Li Q, Yu Y, He X, Zhou B. New Insights into the Phylogeny of Angelica and its Allies (Apiaceae) with Emphasis on East Asian Species, Inferred from nrDNA, cpDNA, and Morphological Evidence Systematic Botany. 38: 266-281. DOI: 10.1600/036364413X662060  0.604
2013 Wang Z, Downie SR, Tan J, Liao C, Yu Y, He X. Molecular phylogenetics ofPimpinellaand allied genera (Apiaceae), with emphasis on Chinese native species, inferred from nrDNA ITS and cpDNA intron sequence data Nordic Journal of Botany. 32: 642-657. DOI: 10.1111/J.1756-1051.2013.00343.X  0.628
2012 Liao C, Downie SR, Yu Y, He X. Historical biogeography of the Angelica group (Apiaceae tribe Selineae) inferred from analyses of nrDNA and cpDNA sequences Journal of Systematics and Evolution. 50: 206-217. DOI: 10.1111/J.1759-6831.2012.00182.X  0.478
2012 Feist MAE, Downie SR, Magee AR, Liu MR. Revised generic delimitations for Oxypolis and Ptilimnium (Apiaceae) based on leaf morphology, comparative fruit anatomy, and phylogenetic analysis of nuclear rDNA ITS and cpDNA trnQ -trnK intergenic spacer sequence data Taxon. 61: 402-418. DOI: 10.1002/Tax.612011  0.507
2011 Bone TS, Downie SR, Affolter JM, Spalik K. A Phylogenetic and Biogeographic Study of the Genus Lilaeopsis (Apiaceae tribe Oenantheae) Systematic Botany. 36: 789-805. DOI: 10.1600/036364411X583745  0.512
2011 Yu Y, Downie SR, He X, Deng X, Yan L. Phylogeny and biogeography of Chinese Heracleum (Apiaceae tribe Tordylieae) with comments on their fruit morphology Plant Systematics and Evolution. 296: 179-203. DOI: 10.1007/S00606-011-0486-3  0.639
2010 Logacheva MD, Valiejo-Roman CM, Degtjareva GV, Stratton JM, Downie SR, Samigullin TH, Pimenov MG. A comparison of nrDNA ITS and ETS loci for phylogenetic inference in the Umbelliferae: an example from tribe Tordylieae. Molecular Phylogenetics and Evolution. 57: 471-6. PMID 20538066 DOI: 10.1016/J.Ympev.2010.06.001  0.494
2010 Sun F, Downie SR. Phylogenetic analyses of morphological and molecular data reveal major clades within the perennial, endemic western North American Apiaceae subfamily Apioideae1 The Journal of the Torrey Botanical Society. 137: 133-156. DOI: 10.3159/09-Ra-071R.1  0.591
2010 Sun F, Downie SR. Phylogenetic relationships among the perennial, endemic Apiaceae subfamily Apioideae of western North America: additional data from the cpDNA trnF-trnL-trnT region continue to support a highly polyphyletic Cymopterus Plant Diversity and Evolution. 128: 151-172. DOI: 10.1127/1869-6155/2010/0128-0007  0.721
2010 Calviño CI, Martínez SG, Downie SR. Unraveling the taxonomic complexity of Eryngium L. (Apiaceae, Saniculoideae): Phylogenetic analysis of 11 non-coding cpDNA loci corroborates rapid radiations Plant Diversity and Evolution. 128: 137-149. DOI: 10.1127/1869-6155/2010/0128-0006  0.3
2010 Downie SR, Spalik K, Katz-Downie DS, Reduron J. Major clades within Apiaceae subfamily Apioideae as inferred by phylogenetic analysis of nrDNA ITS sequences Plant Diversity and Evolution. 128: 111-136. DOI: 10.1127/1869-6155/2010/0128-0005  0.501
2010 Spalik K, Piwczyński M, Danderson CA, Kurzyna-Młynik R, Bone TS, Downie SR. Amphitropic amphiantarctic disjunctions in Apiaceae subfamily Apioideae Journal of Biogeography. 37: 1977-1994. DOI: 10.1111/J.1365-2699.2010.02334.X  0.781
2010 Magee AR, Van Wyk BE, Tilney PM, Downie SR. A taxonomic revision of the South African endemic genus Dasispermum (Apiaceae, Apioideae) South African Journal of Botany. 76: 308-323. DOI: 10.1016/J.Sajb.2009.12.002  0.527
2010 Magee AR, van Wyk BE, Tilney PM, Downie SR. Phylogenetic position of African and Malagasy Pimpinella species and related genera (Apiaceae, Pimpinelleae) Plant Systematics and Evolution. 288: 201-211. DOI: 10.1007/S00606-010-0325-Y  0.592
2010 Magee AR, Calviño CI, Liu MR, Downie SR, Tilney PM, Wyk Bv. New tribal delimitations for the early diverging lineages of Apiaceae subfamily Apioideae Taxon. 59: 567-580. DOI: 10.1002/Tax.592021  0.49
2009 Zhou J, Gong X, Downie SR, Peng H. Towards a more robust molecular phylogeny of Chinese Apiaceae subfamily Apioideae: additional evidence from nrDNA ITS and cpDNA intron (rpl16 and rps16) sequences. Molecular Phylogenetics and Evolution. 53: 56-68. PMID 19501179 DOI: 10.1016/J.Ympev.2009.05.029  0.647
2009 Feng T, Downie SR, Yu Y, Zhang X, Chen W, He X, Liu S. Molecular systematics of Angelica and allied genera (Apiaceae) from the Hengduan Mountains of China based on nrDNA ITS sequences: phylogenetic affinities and biogeographic implications. Journal of Plant Research. 122: 403-14. PMID 19440815 DOI: 10.1007/S10265-009-0238-4  0.654
2009 Magee AR, van Wyk BE, Tilney PM, Downie SR. Generic delimitations and relationships of the Cape genera Capnophyllum, Dasispermum, and Sonderina, the North African genera Krubera and Stoibrax, and a new monotypic genus of the subfamily Apioideae (Apiaceae) Systematic Botany. 34: 580-594. DOI: 10.1600/036364409789271218  0.642
2009 Reduron J, Mathez J, Downie SR, Danderson CA, Ostroumova T. Pseudoridolfia, nouveau genre d'Apiaceae découvert au Maroc Acta Botanica Gallica. 156: 487-500. DOI: 10.1080/12538078.2009.10516173  0.787
2009 Lee BY, Levin GA, Downie SR. Relationships Within the Spiny-Fruited Umbellifers (Scandiceae subtribes Daucinae and Torilidinae) as Assessed by Phylogenetic Analysis of Morphological Characters Systematic Botany. 26: 622-642. DOI: 10.1043/0363-6445-26.3.622  0.567
2009 Magee A, Calviño C, Liu M, Downie S, Tilney P, Van Wyk B. New tribal delimitations in African Apiaceae South African Journal of Botany. 75: 410-411. DOI: 10.1016/J.Sajb.2009.02.077  0.315
2009 Magee AR, van Wyk BE, Tilney PM, Downie SR. A taxonomic revision of Capnophyllum (Apiaceae: Apioideae) South African Journal of Botany. 75: 283-291. DOI: 10.1016/J.Sajb.2009.02.001  0.501
2009 Tilney P, Van Wyk B, Downie S, Calviño C. Phylogenetic relationships in the genus Lichtensteinia (Apiaceae) based on morphological, anatomical and DNA sequence data South African Journal of Botany. 75: 64-82. DOI: 10.1016/J.Sajb.2008.07.011  0.422
2009 Magee AR, van Wyk BE, Tilney PM, Sales F, Hedge I, Downie SR. Billburttia, a new genus of Apiaceae (tribe Apieae) endemic to Madagascar Plant Systematics and Evolution. 283: 237-245. DOI: 10.1007/S00606-009-0223-3  0.586
2009 Spalik K, Downie SR, Watson MF. Generic delimitations within the Sium alliance (Apiaceae tribe Oenantheae) inferred from cpDNA rps16 -5′trnK (UUU) and nrDNA ITS sequences Taxon. 58: 735-748. DOI: 10.1002/Tax.583004  0.617
2008 Calviño CI, Martínez SG, Downie SR. Morphology and biogeography of Apiaceae subfamily Saniculoideae as inferred by phylogenetic analysis of molecular data. American Journal of Botany. 95: 196-214. PMID 21632345 DOI: 10.3732/Ajb.95.2.196  0.578
2008 Calviño CI, Martínez SG, Downie SR. The evolutionary history of Eryngium (Apiaceae, Saniculoideae): rapid radiations, long distance dispersals, and hybridizations. Molecular Phylogenetics and Evolution. 46: 1129-50. PMID 18178486 DOI: 10.1016/J.Ympev.2007.10.021  0.644
2008 Sun FJ, Levin GA, Downie SR. A multivariate analysis of Pteryxia terebinthina (Apiaceae)1 Journal of the Torrey Botanical Society. 135: 81-93. DOI: 10.3159/07-Ra-026R.1  0.467
2008 Ajani Y, Ajani A, Cordes JM, Watson MF, Downie SR. Phylogenetic analysis of nrDNA ITS sequences reveals relationships within five groups of Iranian Apiaceae subfamily Apioideae Taxon. 57: 383-401. DOI: 10.2307/25066011  0.511
2008 Winter PJD, Magee AR, Phephu N, Tilney PM, Downie SR, Wyk BEV. A new generic classification for African peucedanoid species (Apiaceae) Taxon. 57: 347-364. DOI: 10.2307/25066009  0.611
2008 Feist MAE, Downie SR. A Phylogenetic Study of Oxypolis and Ptilimnium (Apiaceae) Based on Nuclear rDNA ITS Sequences Systematic Botany. 33: 447-458. DOI: 10.1600/036364408784571509  0.665
2008 Downie SR, Katz-Downie DS, Sun F, Lee C. Phylogeny and biogeography of Apiaceae tribe Oenantheae inferred from nuclear rDNA ITS and cpDNA psbI–5′trnK(UUU) sequences, with emphasis on the North American Endemics clade Botany. 86: 1039-1064. DOI: 10.1139/B08-055  0.537
2008 Magee AR, Van Wyk BE, Tilney PM, Downie SR. Ezosciadium (Apiaceae): A taxonomic revision of yet another early diverging South African apioid genus Plant Systematics and Evolution. 276: 167-175. DOI: 10.1007/S00606-008-0086-Z  0.571
2008 Kurzyna-Młynik R, Oskolski AA, Downie SR, Kopacz R, Wojewódzka A, Spalik K. Phylogenetic position of the genus Ferula (Apiaceae) and its placement in tribe Scandiceae as inferred from nrDNA ITS sequence variation Plant Systematics and Evolution. 274: 47-66. DOI: 10.1007/S00606-008-0022-2  0.647
2007 Calviño CI, Downie SR. Circumscription and phylogeny of Apiaceae subfamily Saniculoideae based on chloroplast DNA sequences. Molecular Phylogenetics and Evolution. 44: 175-91. PMID 17321762 DOI: 10.1016/J.Ympev.2007.01.002  0.609
2007 Spalik K, Downie SR. Intercontinental disjunctions in Cryptotaenia (Apiaceae, Oenantheae): an appraisal using molecular data Journal of Biogeography. 34: 2039-2054. DOI: 10.1111/J.1365-2699.2007.01752.X  0.58
2007 Tilney P, Van Wyk B, Downie S. A revision of the genus Lichtensteinia (Apiaceae) South African Journal of Botany. 73: 317. DOI: 10.1016/J.Sajb.2007.02.130  0.501
2007 Magee AR, Wyk B-V, Tilney PM, Downie SR. New generic circumscriptions of Cape peucedanoid species (Apiaceae) South African Journal of Botany. 73: 298-299. DOI: 10.1016/J.Sajb.2007.02.077  0.52
2006 Spalik K, Downie SR. The evolutionary history of Sium sensu lato (Apiaceae): dispersal, vicariance, and domestication as inferred from ITS rDNA phylogeny. American Journal of Botany. 93: 747-61. PMID 21642138 DOI: 10.3732/Ajb.93.5.747  0.419
2006 Calviño CI, Tilney PM, Wyk BE, Downie SR. A molecular phylogenetic study of southern African Apiaceae. American Journal of Botany. 93: 1828-47. PMID 21642128 DOI: 10.3732/Ajb.93.12.1828  0.621
2006 Sun F, Levin GA, Downie SR. A multivariate analysis of Pseudocymopterus (Apiaceae)1 The Journal of the Torrey Botanical Society. 133: 499-512. DOI: 10.3159/1095-5674(2006)133[499:Amaopa]2.0.Co;2  0.445
2006 Hansen AK, Gilbert LE, Simpson BB, Downie SR, Cervi AC, Jansen RK. Phylogenetic relationships and chromosome number evolution in Passiflora Systematic Botany. 31: 138-150. DOI: 10.1600/036364406775971769  0.571
2006 Lee C, Downie SR. Phylogenetic relationships within Cicuta (Apiaceae tribe Oenantheae) inferred from nuclear rDNA ITS and cpDNA sequence data Canadian Journal of Botany. 84: 453-468. DOI: 10.1139/B06-016  0.302
2005 Chung KF, Peng CI, Downie SR, Spalik K, Schaal BA. Molecular systematics of the trans-Pacific alpine genus Oreomyrrhis (Apiaceae): phylogenetic affinities and biogeographic implications. American Journal of Botany. 92: 2054-71. PMID 21646123 DOI: 10.3732/Ajb.92.12.2054  0.595
2005 Sun F, Levin GA, Downie SR. A multivariate analysis of Cymopterus glomeratus, formerly known as C. acaulis (Apiaceae) Rhodora. 107: 359-385. DOI: 10.3119/05-8.1  0.494
2004 Sun FJ, Downie SR, Hartman RL. An ITS-based phylogenetic analysis of the perennial, endemic Apiaceae subfamily Apioideae of western North America Systematic Botany. 29: 419-431. DOI: 10.1600/036364404774195601  0.642
2004 Downie SR, Sun F-, Katz-Downie DS, Colletti GJ. A Phylogenetic Study of Perideridia (Apiaceae) Based on Nuclear Ribosomal DNA ITS Sequences Systematic Botany. 29: 737-751. DOI: 10.1600/0363644041744437  0.637
2004 Sun F, Downie S, van Wyk B, Tilney P. A molecular systematic investigation of Cymopterus and its allies (Apiaceae) based on phylogenetic analyses of nuclear (ITS) and plastid (rps16 intron) DNA sequences South African Journal of Botany. 70: 407-416. DOI: 10.1016/S0254-6299(15)30223-4  0.66
2004 Hardway T, Spalik K, Watson M, Katz-Downie D, Downie S, van Wyk B, Tilney P. Circumscription of Apiaceae tribe Oenantheae South African Journal of Botany. 70: 393-406. DOI: 10.1016/S0254-6299(15)30222-2  0.628
2004 Spalik K, Reduron J, Downie SR. The phylogenetic position of Peucedanum sensu lato and allied genera and their placement in tribe Selineae (Apiaceae, subfamily Apioideae) Plant Systematics and Evolution. 243: 189-210. DOI: 10.1007/S00606-003-0066-2  0.564
2002 Downie SR, Hartman RL, Sun FJ, Katz-Downie DS. Polyphyly of the spring-parsleys (Cymopterus): Molecular and morphological evidence suggests complex relationships among the perennial endemic genera of western North American Apiaceae Canadian Journal of Botany. 80: 1295-1324. DOI: 10.1139/B02-119  0.637
2001 Spalik K, Downie SR. The Utility of Morphological Characters for Inferring Phylogeny in Scandiceae Subtribe Scandicinae (Apiaceae) Annals of the Missouri Botanical Garden. 88: 270. DOI: 10.2307/2666227  0.502
2001 Spalik K, Wojewódzka A, Downie SR. The evolution of fruit in Scandiceae subtribe Scandicinae (Apiaceae) Canadian Journal of Botany. 79: 1358-1374. DOI: 10.1139/Cjb-79-11-1358  0.584
2001 SPALIK K, WOJEWÓDZKA A, DOWNIE SR. DELIMITATION OF GENERA IN APIACEAE WITH EXAMPLES FROM SCANDICEAE SUBTRIBE SCANDICINAE Edinburgh Journal of Botany. 58: 331-346. DOI: 10.1017/S096042860100066X  0.562
2001 DOWNIE SR, PLUNKETT GM, WATSON MF, SPALIK K, KATZ-DOWNIE DS, VALIEJO-ROMAN CM, TERENTIEVA EI, TROITSKY AV, LEE B, LAHHAM J, EL-OQLAH A. TRIBES AND CLADES WITHIN APIACEAE SUBFAMILY APIOIDEAE: THE CONTRIBUTION OF MOLECULAR DATA Edinburgh Journal of Botany. 58: 301-330. DOI: 10.1017/S0960428601000658  0.514
2000 Plunkett GM, Downie SR. Expansion and Contraction of the Chloroplast Inverted Repeat in Apiaceae Subfamily Apioideae Systematic Botany. 25: 648. DOI: 10.2307/2666726  0.547
2000 Clarke HD, Downie SR, Seigler DS. Implications of Chloroplast DNA Restriction Site Variation for Systematics of Acacia (Fabaceae: Mimosoideae) Systematic Botany. 25: 618. DOI: 10.2307/2666724  0.537
2000 Downie SR, Katz-Downie DS, Watson MF. A phylogeny of the flowering plant family Apiaceae based on chloroplast DNArpl16andrpoC1intron sequences: towards a suprageneric classification of subfamily Apioideae American Journal of Botany. 87: 273-292. DOI: 10.2307/2656915  0.524
2000 Downie SR, Katz-Downie DS, Spalik K. A phylogeny of Apiaceae tribe Scandiceae: evidence from nuclear ribosomal DNA internal transcribed spacer sequences American Journal of Botany. 87: 76-95. DOI: 10.2307/2656687  0.574
2000 Downie SR, Watson MF, Spalik K, Katz-Downie DS. Molecular systematics of Old World Apioideae (Apiaceae): relationships among some members of tribe Peucedaneae sensu lato, the placement of several island-endemic species, and resolution within the apioid superclade Canadian Journal of Botany. 78: 506-528. DOI: 10.1139/B00-029  0.652
2000 Lee BY, Downie SR. Phylogenetic analysis of cpDNA restriction sites andrps16 intron sequences reveals relationships among Apiaceae tribes Caucalideae, Scandiceae and related taxa Plant Systematics and Evolution. 221: 35-60. DOI: 10.1007/Bf01086379  0.573
1999 Plunkett GM, Downie SR. Major lineages within Apiaceae subfamily Apioideae: a comparison of chloroplast restriction site and DNA sequence data American Journal of Botany. 86: 1014-1026. DOI: 10.2307/2656619  0.486
1999 Lee B, Downie SR. A Molecular Phylogeny of Apiaceae Tribe Caucalideae and Related Taxa: Inferences Based on ITS Sequence Data Systematic Botany. 24: 461. DOI: 10.2307/2419700  0.671
1999 Downie SR, Katz-Downie DS. Phylogenetic analysis of chloroplast rps16 intron sequences reveals relationships within the woody southern African Apiaceae subfamily Apioideae Canadian Journal of Botany. 77: 1120-1135. DOI: 10.1139/B99-086  0.6
1999 Katz-Downie DS, Valiejo-Roman CM, Terentieva EI, Troitsky AV, Pimenov MG, Lee B, Downie SR. Towards a molecular phylogeny ofApiaceae subfamilyApioideae: Additional information from nuclear ribosomal DNA ITS sequences Plant Systematics and Evolution. 216: 167-195. DOI: 10.1007/Bf01084397  0.552
1998 Downie SR, Ramanath S, Katz‐Downie DS, Llanas E. Molecular systematics of Apiaceae subfamily Apioideae: phylogenetic analyses of nuclear ribosomal DNA internal transcribed spacer and Plastid rpoC1 intron sequences American Journal of Botany. 85: 563-591. DOI: 10.2307/2446441  0.525
1998 Downie SR, Katz-Downie DS, Rogers EJ, Zujewski HL, Small E. Multiple independent losses of the plastid rpoC1 intron in Medicago (Fabaceae) as inferred from phylogenetic analyses of nuclear ribosomal DNA internal transcribed spacer sequences Canadian Journal of Botany. 76: 791-803. DOI: 10.1139/B98-047  0.547
1997 Cosner ME, Jansen RK, Palmer JD, Downie SR. The highly rearranged chloroplast genome of Trachelium caeruleum (Campanulaceae): Multiple inversions, inverted repeat expansion and contraction, transposition, insertions/deletions, and several repeat families Current Genetics. 31: 419-429. PMID 9162114 DOI: 10.1007/S002940050225  0.357
1997 Downie SR, Katz-Downie DS, Cho K. Relationships in the Caryophyllales as Suggested by Phylogenetic Analyses of Partial chloroplast DNA ORF2280 Homolog Sequences American Journal of Botany. 84: 253-273. DOI: 10.2307/2446087  0.556
1996 Downie SR, Katz-Downie DS, Cho KJ. Phylogenetic analysis of apiaceae subfamily apioideae using nucleotide sequences from the chloroplast rpoC1 intron. Molecular Phylogenetics and Evolution. 6: 1-18. PMID 8812301 DOI: 10.1006/Mpev.1996.0053  0.542
1996 Downie SR, Llanas E, Katz-Downie DS. Multiple Independent Losses of the rpoC1 Intron in Angiosperm Chloroplast DNA's Systematic Botany. 21: 135. DOI: 10.2307/2419744  0.381
1996 Downie SR, Katz-Downie DS. a molecular phylogeny of apiaceae subfamily Apioideae: evidence from nuclear ribosomal DNA internal transcribed spacer sequences American Journal of Botany. 83: 234-251. DOI: 10.1002/J.1537-2197.1996.Tb12701.X  0.565
1994 Downie SR, Katz-Downie DS, Wolfe KH, Calie PJ, Palmer JD. Structure and evolution of the largest chloroplast gene (ORF2280): internal plasticity and multiple gene loss during angiosperm evolution. Current Genetics. 25: 367-78. PMID 8082181 DOI: 10.1007/Bf00351492  0.439
1994 Downie SR, Palmer JD. A Chloroplast DNA Phylogeny of the Caryophyllales Based on Structural and Inverted Repeat Restriction Site Variation Systematic Botany. 19: 236. DOI: 10.2307/2419599  0.432
1994 Palmer JD, Downie SR, Nugent JM, Brandt P, Unseld M, Klein M, Brennicke A, Schuster W, Börner T. 3 Chloroplast and Mitochondrial DNAs of Arabidopsis thaliana: Conventional Genomes in an Unconventional Plant Cold Spring Harbor Monograph Archive. 27: 37-62. DOI: 10.1101/087969428.27.37  0.338
1993 Knox E, Downie S, Palmer J. Chloroplast genome rearrangements and the evolution of giant lobelias from herbaceous ancestors Molecular Biology and Evolution. 10: 414-430. DOI: 10.1093/Oxfordjournals.Molbev.A040017  0.499
1992 Downie SR, Palmer JD. Restriction Site Mapping of the Chloroplast DNA Inverted Repeat: A Molecular Phylogeny of the Asteridae Annals of the Missouri Botanical Garden. 79: 266. DOI: 10.2307/2399769  0.479
1991 Downie SR, Olmstead RG, Zurawski G, Soltis DE, Soltis PS, Watson JC, Palmer JD. SIX INDEPENDENT LOSSES OF THE CHLOROPLAST DNA rpl2 INTRON IN DICOTYLEDONS: MOLECULAR AND PHYLOGENETIC IMPLICATIONS. Evolution; International Journal of Organic Evolution. 45: 1245-1259. PMID 28564183 DOI: 10.1111/J.1558-5646.1991.Tb04390.X  0.411
1990 Downie SR, McNeill J. A note on the taxonomic status of Euphrasia randii (Scrophulariaceae) Canadian Journal of Botany. 68: 1531-1535. DOI: 10.1139/B90-195  0.361
1988 Downie SR, Quintin A, McNeill J. Le statut des Euphrasia borealis, E. nemorosa et E. stricta dans l'est de l'Amérique du Nord : une analyse numérique Canadian Journal of Botany. 66: 2208-2216. DOI: 10.1139/B88-303  0.314
1988 Downie SR. Morphological, cytological, and flavonoid variability of the Arnica angustifolia aggregate (Asteraceae) Canadian Journal of Botany. 66: 24-39. DOI: 10.1139/B88-004  0.36
1987 Downie SR, Denford KE. The biosystematics of Arnica fulgens and A. sororia (Asteraceae) Canadian Journal of Botany. 65: 559-570. DOI: 10.1139/B87-072  0.509
1986 Downie SR, Denford KE. The flavonoids of Arnica frigida and A. louiseana (Asteraceae) Canadian Journal of Botany. 64: 2748-2752. DOI: 10.1139/B86-364  0.39
1986 Downie SR, Denford KE. The taxonomy of Arnica frigida and A. louiseana (Asteraceae) Canadian Journal of Botany. 64: 1355-1372. DOI: 10.1139/B86-187  0.373
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