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Sessions for Room: Williford A/Hilton

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SessionDate/TimeTitleSection/TopicTypeAuthorsKeywords

Sunday, July 8th

Sunday, July 8th
11:00 am to 12:00 pm · Williford A/Hilton
Meeting: BSA Membership Committee
Presiding: William Dahl, Botanical Society of America
July 8th 11:00 amBSA Membership Committee
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BSA-Wide
Sunday, July 8th
1:00 pm to 3:30 pm · Williford A/Hilton
Meeting: BSA Council
Presiding: William Dahl, Botanical Society of America
July 8th 1:00 pmBSA Council
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BSA-Wide
Sunday, July 8th
4:00 pm to 5:00 pm · Williford A/Hilton
Meeting: ABLS, AFS, ASPT & BSA Presidents' Meeting & Discussion
Presiding: William Dahl, Botanical Society of America
July 8th 4:00 pmABLS, AFS, ASPT & BSA Presidents
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BSA-Wide

Monday, July 9th

Monday, July 9th
8:00 am to 10:00 am · Williford A/Hilton
Session CP04: Contributed Papers: Paleobotanical Section Contributed Papers: Isabel Cookson Award I
Presiding: Gene Mapes, Ohio University
CP04001July 9th 8:00 amThe seed plant Moresnetia: morphology and anatomy of the stem and fertile frond
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Paleobotanical SectionPaperPrestianni, Cyrille; Caraglio, Yves; Guédon, Yann; Meyer-Berthaud, Brigitte; Gerrienne, Philippe.Seed plant
ovule
anatomy
Moresnetia
reconstruction
Devonian
CP04002July 9th 8:15 amA Physiological Interpretation of the Paleozoic Seed Plant Medullosa
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Paleobotanical SectionPaperWilson, Jonathan P.; Holbrook, Noel; Knoll, Andrew H..Medullosa
wood anatomy
seed fern
paleoecology
water transport
CP04003July 9th 8:30 amInterpreting the Function of Saccate Pollen in Fossil Conifers and Other Seed Plants
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Paleobotanical SectionPaperLeslie, Andrew.saccate pollen
pollination
walchian conifers
voltzialean conifers
functional morphology
CP04004July 9th 8:45 amBuds and Branching in the Triassic sphenophyte Spaciinodum collinsonii
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Paleobotanical SectionPaperRyberg, Patricia E.; Taylor, Edith L.; Taylor, Thomas N..Triassic
Antarctica
Sphenophyta
Spaciinodum
CP04005July 9th 9:00 amGondwanan Ferns from the Triassic of Antarctica
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Paleobotanical SectionPaperSchwendemann, Andrew B.; Taylor, Thomas N.; Taylor, Edith L.; Serbet, Rudolph.Triassic
Antarctica
Fern
CP04006July 9th 9:15 amPermineralized Plants from the Jurassic of Antarctica
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Paleobotanical SectionPaperSchwendemann, Andrew B.; Taylor, Thomas N.; Taylor, Edith L.; Serbet, Rudolph; Hermsen, E. J..Antarctica
Jurassic
ferns
wood
insects
CP04007July 9th 9:30 amFirst record of Cupressaceae s.l. from the Jurassic of Patagonia, Argentina
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Paleobotanical SectionPaperEscapa, Ignacio; Cuneo, Nestor; Axsmith, Brian.Jurassic
Conifers
Cupressaceae
Patagonia
Argentina
Monday, July 9th
10:15 am to 12:15 pm · Williford A/Hilton
Session CP11: Contributed Papers: Paleobotanical Section Contributed Papers: Isabel Cookson Award II
Presiding: Rudolph Serbet, University of Kansas
CP11001July 9th 10:15 amFossil evidence for the genus Todea: implications for the phylogeny of Osmundaceae
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Paleobotanical SectionPaperJud, Nathan A.; Rothwell, Gar W.; Stockey, Ruth A..Osmundaceae
Fossil
Todea
phylogeny
Lower Cretaceous
CP11002July 9th 10:30 amThe Eden Main flora: Permineralized plants from the Upper Cretaceous (Coniacian) of Vancouver Island, British Columbia
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Paleobotanical SectionPaperKarafit, Steven J.; Stockey, Ruth A..Cretaceous
Charcoal
Fossil
ferns
Osmundaceae
Gleicheniaceae
Schizaeaceae
Cyathaceae
Cycad
Cuppressaceae
Pinaceae
Lauraceae
Cornaceae
Platanaceae
CP11003July 9th 10:45 amVascular Plant Diversity in the Middendorf Beds of South Carolina
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Paleobotanical SectionPaperOgez, Brittney; Jensen, Douglas.Upper Cretaceous
Middendorf
Black Creek
CP11004July 9th 11:00 amCyclocarya and its significance to the diversification of Juglandaceae
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Paleobotanical SectionPaperTaylor, Witt.Cyclocarya
Juglandaceae
Biogeography
Paleocene
North Dakota
Almont
CP11005July 9th 11:15 amReevaluation of the solanaceous affinity of Solanaceae fossils
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Paleobotanical SectionPaperMartinez-Millan, Marcela.Solanaceae
Asteridae
Fossil
Eocene
calibration point
Solanum
Solanites
Cantisolanum
CP11006July 9th 11:30 amBringing together the living and the dead: Integrating extant and fossil biodiversity in evolutionary studies of Proteaceae (Proteales)
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Paleobotanical SectionPaperSauquet, Hervé; Cantrill, David J.; Weston, Peter H.; Barker, Nigel; Mast, Austin; Savolainen, Vincent.character evolution
Fossil
fossil calibration
pollen evolution
Proteaceae
Proteales
CP11007July 9th 11:45 amUpside down auxin suggests the evolutionary origin of isoetalean rhizomorphs
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Paleobotanical SectionPaperSanders, Heather; Rothwell, Gar W.; Wyatt, Sarah.auxin
lycopsid
rhizomorph
bipolar growth
CP11008July 9th 12:00 pmThe climatic optimization of plant families and the reconstruction of paleoenvironments: A probabilistic approach to estimating paleotemperature and paleoprecipitation in the Neotropics
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Paleobotanical SectionPaperPunyasena, Surangi W..paleoclimate proxy
Neotropics
temperature
precipitation
family
kernel density
Monday, July 9th
1:15 pm to 3:00 pm · Williford A/Hilton
Session CP18: Contributed Papers: Paleobotanical Section Contributed Papers: Paleozoic
Presiding: Diane M. Erwin, University of California
CP18001July 9th 1:15 pmThe Oldest Records of Life
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Paleobotanical SectionPaperSchopf, J.Archean
oldest life
oldest fossils
Apex chert
stromatolites
Raman imagery
CP18002July 9th 1:30 pmTerrestrial stable carbon isotope signatures in Ordovician-Silurian (455-420 Ma) compression biotas of the Appalachians
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Paleobotanical SectionPaperTomescu, Alexandru MF; Pratt, Lisa M; Rothwell, Gar W..Fossil
Ordovician
Silurian
stable isotope
Terrestrial
marine
CP18003July 9th 1:45 pmTackling the tubes: studies in nematoclast ultrastructure
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Paleobotanical SectionPaperTaylor, Wilson A.; Wellman, Charles H..early land plants
Devonian
Silurian
ultrastructure
nematophytes
CP18004July 9th 2:00 pmHow green was Cooksonia?
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Paleobotanical SectionPaperBoyce, C. Kevin.Silurian
Cooksonioid
Tracheophyte
Devonian
alternation of generations
CP18005July 9th 2:15 pmThe non-marine microbial world in the late Paleozoic: new discoveries from Early Devonian and Early Carboniferous cherts
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Paleobotanical SectionPaperDotzler, Nora; Krings, Michael; Taylor, Thomas N.; Galtier, Jean.microorganisms
chert
cyanobacteria
algae
Fungi
CP18006July 9th 2:30 pmA new pycnoxylic lyginopterid from the Fayetteville Formation (Late Mississippian) of Arkansas
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Paleobotanical SectionPaperDunn, Michael T.seed ferns
Mississippian
Fayetteville Formation
Lyginopteridaceae
CP18007July 9th 2:45 pmDiversity among Pennsylvanian age walchian conifer plants: a third species of the genus Emporia
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Paleobotanical SectionPaperHernandez-Castillo, Genaro R.; Stockey, Ruth A.; Rothwell, Gar W.; Mapes, Gene.Conifer
Diversity
Emporia
Pennsylvanian
Whole-plant
Monday, July 9th
5:00 pm to 7:00 pm · Williford A/Hilton
Session W14: Forum Workshop: Ideas to Deliverables - Designing and Disseminating Effective Educational Materials: A Joint ASPB-BSA Education Workshop
Presiding: Claire Hemingway, Botanical Society of America; Mary Williams, Harvey Mudd College
W14001July 9th 5:00 pmIdeas to Deliverables - Designing and Disseminating Effective Educational Materials: A Joint ASPB-BSA Education Workshop
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Supporting Effective Teaching and LearningWorkshopHemingway, Claire; Williams, Mary.

Tuesday, July 10th

Tuesday, July 10th
8:00 am to 12:00 pm · Williford A/Hilton
Session CP21: Contributed Papers: Population Genetics I
Presiding: Allison Snow, Ohio State University
CP21001July 10th 8:00 amContemporary gene flow and spatial genetic structure in the endangered understory palm Chamaedorea ernesti-augustii
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Population GeneticsPaperCibrian-Jaramillo, Angelica; DeSalle, Rob; Hahn, William James.gene flow
Bayesian
understory
Chamaedorea
palms
CP21002July 10th 8:15 amConservation Genetics of Amorpha georgiana Wilbur (Fabaceae)
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Population GeneticsPaperStraub, Shannon C.K.; Doyle, Jeff J..Amorpha
Amorpha georgiana
population genetics
conservation genetics
microsatellites
Simple Sequence Repeats (SSRs)
Fabaceae
Leguminosae
CP21003July 10th 8:30 amHigh levels of microsatellite differentiation in adjacent populations of the endangered, insular endemic Sibara filifolia
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Population GeneticsPaperHelenurm, Kaius; Brandsrud, Michelle; McGlaughlin, Mitchell E.Sibara
Channel Islands
microsatellites
CP21004July 10th 8:45 amGenetic Diversity and Conservation of Carolina Hemlock (Tsuga caroliniana), a Rare and Threatened Southern Appalachian Conifer
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Population GeneticsPaperPotter, Kevin M.; Dvorak, William S.; Frampton, John; Jetton, Robert M.; Whittier, W. Andrew; Tighe, Michael E..conservation genetics
population genetics
evolutionary history
AFLP
CP21005July 10th 9:00 amGenetic structure and gene flow among South Florida populations of Iris hexagona Walt. (Iridaceae) assessed with 19 microsatellite DNA loci
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Population GeneticsPaperMeerow, Alan W.; Gideon, Michael; Kuhn, David N.; Motamayor, Juan C.; Nakamura, Kyoko.
population genetics
genetics
microsatellite DNA
bottleneck
founder effects
isolation by distance
Florida
metapopulation
iris
CP21006July 10th 9:15 amA Genetic Comparison of Bog vs. Forest Populations of Metrosideros polymorpha (Myrtaceae) in Hawai'i
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Population GeneticsPaperWright, Margaret E.; Ranker, Tom A..ISSR
Metrosideros polymorpha
Hawaiian Islands
CP21007July 10th 9:30 amDetecting Diversity in Canada Thistle with Microsatellites
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Population GeneticsPaperSlotta, Tracey; Horvath, David; Foley, Micheal.Cirsium
microsatellites
July 10th 9:45 amBreak
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Population Genetics
CP21009July 10th 10:15 amGene flow in Dubautia arborea and D. ciliolata: the roles of ecology and isolation by distance in maintaining species boundaries despite ongoing hybridization
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Population GeneticsPaperFriar, Elizabeth; Cruse-Sanders, Jennifer; McGlaughlin, Mitchell.gene flow
Hawaiian silversword alliance
Dubautia
hybridization
CP21010July 10th 10:30 amDiversity and divergence patterns in regulatory genes suggest differential gene flow in recently-derived species of the Hawaiian silversword alliance adaptive radiation (Heliantheae, Asteraceae)
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Population GeneticsPaperLawton-Rauh, Amy; Purugganan, Michael; Robichaux, Robert H..Hawaiian silversword alliance
adaptive radiation
gene flow
MADs box genes
CP21011July 10th 10:45 amPreliminary assessment of genetic diversity and population differentiation in Multiflora Rose (Rosa multiflora Thunb. ex. Murr.), an invasive plant in Ohio
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Population GeneticsPaperGhosh, Rajlakshmi; Rocha, Oscar J..Genetic variation
population differentiation
multiflora rose
microsatellites
CP21012July 10th 11:00 amAFLP data refute hypothesis of hybrid speciation in Delphinium
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Population GeneticsPaperKoontz, Jason; Segraves, Kari.hybrid speciation
AFLP
Delphinium gypsophillum
cpDNA
CP21013July 10th 11:15 amCross-compatibility and the direction of hybridization in Stephanomeria: insights into the origin of the diploid hybrid species S. diegensis
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Population GeneticsPaperSherman, Natasha A.; Burke, John M..hybrid speciation
asymmetrical crossing barrier
CP21014July 10th 11:30 amIntrinsic barriers to hybridization are present between the rare cedar glade endemics Leavenworthia alabamica and L. crassa
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Population GeneticsPaperKoelling, Vanessa; Mauricio, Rodney.Speciation
hybridization
asymmetrical crossing barrier
unilateral incompatibility
Leavenworthia
CP21015July 10th 11:45 amLifetime fecundity of F1 crop-wild sorghum hybrids: implications for gene flow from transgenic sorghum in Africa
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Population GeneticsPaperSnow, Allison; Sweeney, P. M.; Grenier, C.; Kapran, I.; Tesso, T.; Bothma, G.; Ejeta, G.; Pedersen, J. F..genetically engineered plants
hybridization
Crop-to-Wild Gene Flow
fitness
introgression
developing countries
risk assessment
Tuesday, July 10th
3:45 pm to 5:00 pm · Williford A/Hilton
Session CP36: Contributed Papers: Population Genetics II
Presiding: Theresa M. Culley, University of Cincinnati
CP36016July 10th 3:45 pmLineage sorting and the interpretation of phylogeographic patterns in Lotus (Fabaceae) from the California Channel Islands
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Population GeneticsPaperMcGlaughlin, Mitchell E; Wallace, Lisa Ellen; Helenurm, Kaius.lineage sorting
Lotus
Channel Islands
CP36017July 10th 4:00 pmAsexual reproduction promotes inbreeding and relatedness in the Alaska cedar, Callitropsis nootkatensis
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Population GeneticsPaperThompson, Stacey Lee; Bérubé, Yanik; Bruneau, Anne; Ritland, Kermit.asexual reproduction
biparental inbreeding
clonal layering
inter-ramet geitonogamy
self-fertilization
SSR markers
higher-order gene coefficents of identity
CP36018July 10th 4:15 pmWhy is polyploidy so rampant in flowering plants?
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Population GeneticsPaperLevin, Donald A.; Meyers, Lauren A..polyploidy
evolution
CP36019July 10th 4:30 pmPreliminary range-wide characterization of chloroplast and nuclear genetic diversity in Purshia tridentata (Pursh.)
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Population GeneticsPaperHorning, Matthew; Cronn, RC.Chloroplast
nuclear
microsatellites
Purshia tridentata
CP36020July 10th 4:45 pmGenetic analysis of vernalization response in natural populations of Arabidopsis thaliana
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Population GeneticsPaperLi, Changbao; Hammond, Mark; Wang, Lijuan; Schemske, Douglas.Arabidopsis thaliana
vernalization
QTL

Wednesday, July 11th

Wednesday, July 11th
8:30 am to 9:45 am · Williford A/Hilton
Session CP45: Contributed Papers: Paleobotanical Section Contributed Papers: Cenozoic I
Presiding: Brian Axsmith, University of South Alabama
CP45001July 11th 8:15 amStudies of the pollen and spore assemblage of the Late Paleocene Almont flora of central North Dakota, USA
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Paleobotanical SectionPaperPigg, Kathleen B.; Farabee, Michael J.; Zetter, Reinhard; DeVore, Melanie L.; Manchester, Steven R.; Nowak, Michael D..Paleocene
fossil pollen
Almont
CP45002July 11th 8:30 amA myristicaceous seed from the Early Eocene of southern England: implications for the age of Myristicaceae
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Paleobotanical SectionPaperManchester, Steven R.; Doyle, James A.; Sauquet, Hervé.Myristicaceae
Eocene
England
Seed
molecular dating
CP45003July 11th 8:45 amCuticle micromorphology of Glyptostrobus from the Early Cenozoic of the Canadian Arctic
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Paleobotanical SectionPaperVikulin, S.V.; Upchurch, Garland; LePage, B.A..Glyptostrobus
Tertiary
Conifer
CP45004July 11th 9:00 amAn Angiosperm Leaf Assemblage from the Warman Clay Pit (Middle Eocene, Claiborne Group), Western Tennessee
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Paleobotanical SectionPaperWang, Hongshan; Dilcher, David.Middle Eocene
Claiborne Formation
Tennessee
angiosperm
CP45005July 11th 9:15 amFossil leaf economics quantified: calibration and Eocene case study
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Paleobotanical SectionPaperRoyer, Dana; Sack, Lawren; Wilf, Peter; Lusk, Christopher H.; Jordan, Gregory J.; Niinemets, Ülo; Wright, Ian J.; Westoby, Mark; Cariglino, Bárbara; Coley, Phyllis; Cutter, Asher D.; Johnson, Kirk R.; Labandeira, Conrad C.; Moles, Angela T.; Palmer, Matthew B.; Valladares, Fernando.leaf economics
petiole
biomechanics
paleobotany
paleoecology
CP45006July 11th 9:30 amPollen ultrastructure in modern and fossil Saururaceae
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Paleobotanical SectionPaperSmith, Selena Y.; Stockey, Ruth A..Saururus
Saururaceae
Anemopsis
Gymnotheca
Houttuynia
Princeton Chert
fossil pollen
Middle Eocene
Wednesday, July 11th
10:15 am to 12:00 pm · Williford A/Hilton
Session CP49: Contributed Papers: Paleobotanical Section Contributed Papers: Cenozoic II
Presiding: Lisa Boucher, University of Nebraska Omaha
CP49001July 11th 10:15 amNew Oligocene fossil legumes from Los Ahuehuetes locality, Tepexi de Rodriguez, Puebla, Mexico
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Paleobotanical SectionPaperCalvillo-Canadell, Laura; Cevallos-Ferriz, Sergio.Legumes
Fossil
Mexico
CP49002July 11th 10:30 amLate Neogene Betulaceae of Alabama
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Paleobotanical SectionPaperStults, Debra; Axsmith, Brian.Late Neogene
Citronelle Formation
Betulaceae
CP49003July 11th 10:45 amMiocene plants form Tlaxcala, central Mexico, their saying to explain biodiversity
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Paleobotanical SectionPaperCastańeda-Posadas, Carlos; Cevallos-Ferriz, Sergio.Mexico
Mioceno
tropical forest
CP49004July 11th 11:00 amA revision of "xeromorphic" plant cuticle characters as indicators of palaeo-environmental aridity
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Paleobotanical SectionPaperHaworth, Matthew; McElwain, Jennifer.xeromorphy
cuticle
stomatal papillae
CP49005July 11th 11:15 amImproved Techniques for the Preparation of Leaves From Extant and Organically Preserved Fossil Seed Plants
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Paleobotanical SectionPaperUpchurch, Garland; Vikulin, S.V..cuticle
maceration
technique
CP49006July 11th 11:30 amDeep Time—Adaptive Significance of Sex
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Paleobotanical SectionPaperDilcher, David.flower evolution
paleobotany
Wednesday, July 11th
4:00 pm to 5:00 pm · Williford A/Hilton
Meeting: Paleobotanical Section Business Meeting
Presiding: C. Kevin Boyce, University of Chicago; James Mickle, North Carolina State University
July 11th 4:00 pmPaleobotanical Section Business Meeting
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Paleobotanical Section

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