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Participating Societies

American Bryological and Lichenological Society (ABLS)
American Fern Society (AFS)
American Society of Plant Taxonomists (ASPT)
Botanical Society of America (BSA)
Canadian Botanical Association (CBA/ABC)
Conference Wide
International Association for Plant Taxonomy (IAPT)
Society of Herbarium Curators (SHC)
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Mycological Section (MSA)

Presentations for Program:: Paleobotany

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SessionDate/TimeLocationTitleTypeAuthorsKeywords

Monday, July 29th

Monday, July 29th, 8:00 am to 9:45 am · Tucson G/Starr Pass
Session CK1: Contributed Papers: Cookson Award Session I
Presiding: Steven Manchester, Florida Museum of Natural History
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July 29th 8:00 amTucson G/Starr PassNo Title
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CK1002July 29th 8:15 amTucson G/Starr PassBroadening the spectrum of plant-associated fungal remains in the Early Devonian (Emsian) flora of the Battery Point Formation (Gaspe, Quebec, Canada)
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Oral PaperLalica, Madison; Arnett, Victoria; Tomescu, Alexandru.fossil
fungi
fossil plant
Devonian
Canada
plant-fungal interactions
CK1003July 29th 8:30 amTucson G/Starr PassExploring zosterophyll diversity in the Emsian (Early Devonian) permineralized assemblages of the Battery Point Formation (Québec, Canada)
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Oral PaperNibbelink, Megan; Tomescu, Alexandru.fossil
Devonian
Canada
anatomy
zosterophyll
Zosterophyllopsida
CK1004July 29th 8:45 amTucson G/Starr PassA new type of Early Devonian wood-producing euphyllophyte from Gaspé (Canada)
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Oral PaperPfeiler, Kelly; Tomescu, Alexandru.euphyllophyte
fossil
Devonian
secondary growth
wood
progymnosperm
CK1005July 29th 9:00 amTucson G/Starr PassNew data on the Early Devonian (Emsian) euphyllophyte Leptocentroxyla tetrarcha
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Oral PaperMcQueen, Camryn R.; McCuistion, Remy V.; Tomescu, Alexandru.Devonian
Canada
euphyllophyte
xylem
protoxylem
fossil
anatomy
CK1006July 29th 9:15 amTucson G/Starr PassAn early moniliformopsid from the Lower Devonian (Emsian) of Quebec, Canada
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Oral PaperLopez, Madeleine; Tomescu, Alexandru.fossil
Devonian
Canada
euphyllophyte
cladoxylopsid
Cladoxylopsida
Iridopteridales
Moniliformopses
CK1007July 29th 9:30 amTucson G/Starr PassArborescent lycopsid periderm production was limited
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Oral PaperDAntonio, Michael; DAntonio, Michael; DAntonio, Michael; Boyce, Charles.Arborescent lycopsid
anatomy
Periderm
Developmental biology
Structure
Monday, July 29th, 10:15 am to 11:45 am · Tucson G/Starr Pass
Session CK2: Contributed Papers: Cookson Award Session II
Presiding: Patricia Ryberg, Park University
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CK2001July 29th 10:15 amTucson G/Starr PassCompetition for epidermal space in the evolution of leaves with high physiological rates
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Oral PaperBaresch, Andres; Crifò, Camilla; Boyce, Charles.Angiosperms
bundle sheath extensions
epidermis
Leaf anatomy
Stomata
vein density
CK2002July 29th 10:30 amTucson G/Starr PassA third tricostate moss from the Lower Cretaceous of Vancouver Island (British Columbia, Canada)
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Oral PaperTorres, Sirena A.; Stockey, Ruth; Rothwell, Gar; Tomescu, Alexandru.bryophytes
moss
fossil
anatomy
acrocarpous
Cretaceous
Canada
British Columbia
CK2003July 29th 10:45 amTucson G/Starr PassUncovering Mesozoic polar bryophyte diversity: A permineralized haplolepideous moss gametophyte from the Late Cretaceous of the north slope of Alaska
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Oral PaperBippus, Alexander; Bippus, Alexander; Stockey, Ruth; Rothwell, Gar.moss
fossil
Cretaceous
Alaska
anatomy
haplolepideous
CK2004July 29th 11:00 amTucson G/Starr PassLate Cretaceous heterosporous water ferns from Patagonia: assessing heterochrony and monomegaspory
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Oral PaperDe Benedetti, Facundo; Zamaloa, Maria Del Carmen; Gandolfo, Maria; Gandolfo, Maria; Cuneo, Nestor.water ferns
heterochrony
fossil
megaspores
Late Cretaceous
Patagonia
CK2005July 29th 11:15 amTucson G/Starr PassLiquidambar-like infructescences from the Upper Cretaceous (Coniacian) Eden Main Quarry, Vancouver Island, British Columbia
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Oral PaperScharfstein, Alex; Stockey, Ruth; Rothwell, Gar.Liquidambar
Cretaceous
permineralized
infructescence
Altingiaceae
CK2006July 29th 11:30 amTucson G/Starr PassFruit fossils reveal a Late Cretaceous palm diversification
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Oral PaperMatsunaga, Kelly; Smith, Selena.Arecaceae
palms
fruits
fossil
phylogeny
node dating
morphology
Monday, July 29th, 1:30 pm to 3:15 pm · Tucson G/Starr Pass
Session CK3PAL1: Contributed Papers: Cookson Award Session III and Paleobotany I
Presiding: Nathan Jud, William Jewell College
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CK3PAL1001July 29th 1:30 pmTucson G/Starr PassMacrofloral extinction and recovery dynamics across the Cretaceous-Paleogene transition in Argentine Patagonia support a globally heterogeneous floral response
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Oral PaperStiles, Elena; Wilf, Peter; Iglesias, Ari; Gandolfo, Maria; Gandolfo, Maria; Cuneo, Nestor.Cretaceous
Paleogene
Turnover
Macroflora
Argentina
Morphospace
extinction
CK3PAL1002July 29th 1:45 pmTucson G/Starr PassFossil evidence for Patagonian Araucaria Sec. Eutacta and its implications for conifer turnover during the Eocene initial isolation of South America
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Oral PaperRossetto, Gabriella; Wilf, Peter; Escapa, Ignacio; Andruchow Colombo, Ana.Araucaria
Araucariaceae
biogeography
Conifers
Eocene
Laguna del Hunco
Patagonia
Argentina
rainforest
Rio Pichileufu
total evidence phylogeny
CK3PAL1003July 29th 2:00 pmTucson G/Starr PassA South American fossil relative of Phyllocladus (Podocarpaceae), from the early Eocene of Laguna del Hunco, Patagonia, Argentina
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Oral PaperAndruchow Colombo, Ana; Wilf, Peter; Escapa, Ignacio.Phyllocladus
Podocarpaceae
South America
Patagonia
Eocene
Laguna del Hunco
Cenozoic floras
CK3PAL1004July 29th 2:15 pmTucson G/Starr PassEarly Paleocene fruits and seeds from the Denver Formation of Littleton, Colorado
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Oral PaperHuegele, Indah; Manchester, Steven; Smith, Selena.Paleocene
Carpoflora
Mastixiaceae
Meliosma
Computer Tomography
CK3PAL1005July 29th 2:30 pmTucson G/Starr PassAmbrosia and Artemisia pollen can distinguish between vegetation types at broad spatial scales
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Oral PaperCarroll, Hannah M; Wanamaker, Alan D; Clark, Lynn; Wilsey, Brian.Paleoecology
prairie
ecotone
ecoregion
paleoclimate
CK3PAL1006July 29th 2:45 pmTucson G/Starr PassThe Evolution of Early Vascular Plant Complexity
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Oral PaperCrepet, William; Niklas, Karl.evolution of complexity
Siolurian-Devonian
vascular plants
CK3PAL1007July 29th 3:00 pmTucson G/Starr PassOrigin of conducting tissues: revisiting sterilization
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Oral PaperTomescu, Alexandru.conducting tissues
sporogenous tissue
xylem
Evo-Devo
evolution
sterilization
HD-ZIP
Psilophyton
bryophyte
moss
tracheophyte
C3HDZ
Monday, July 29th, 3:45 pm to 5:15 pm · Tucson G/Starr Pass
Session PAL2: Contributed Papers: Paleobotany II: Paleozoic and Mesozoic Paleobotany
Presiding: James Mickle, North Carolina State University
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PAL2001July 29th 3:45 pmTucson G/Starr PassA preliminary study of Early Devonian pyrite permineralized stems by Micro-CT scanning
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Oral PaperGensel, Patricia; Smith, Selena.Micro-CT
Devonian
pyritized axes
PAL2002July 29th 4:00 pmTucson G/Starr PassEcological responses of arthropod and fungal associations of the medullosan pteridosperm, Macroneuropteris scheuchzeri, to late Paleozoic climate change
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Oral PaperDonovan, Michael; Labandeira, Conrad.plant-insect associations
herbivory
Insects
fungi
Carboniferous
Pennsylvanian
PAL2003July 29th 4:15 pmTucson G/Starr PassCauline vascular architecture and leaf trace production of Early Permian Medullosa lucartii Goeppert and Stenzel
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Oral PaperRothwell, Gar.eustele
Medullosaceae
Medullosa lucartii
Early Permian
seed fern
PAL2004July 29th 4:30 pmTucson G/Starr PassSilicified Permian Wood: High latitude diversity and environment indicators
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Oral PaperRyberg, Patricia; Decombeix, Anne-Laure; Serbet, Rudolph; Taylor, Edith L..Permian
Glossopteris flora
wood
extreme environment
PAL2005July 29th 4:45 pmTucson G/Starr PassCycad or Cycadeoid?
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Oral PaperMartinez, Leandro; Stevenson, Dennis.Cycadales
Cycadeoidales
Bennettitiales
PAL2006July 29th 5:00 pmTucson G/Starr PassImplications of fossils for phylogeny and evolution of Cupressaceae sensu lato
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Oral PaperContreras, Dori; Doyle, James; Upchurch, Garland.Cupressaceae
Conifers
fossils
total evidence phylogeny
Mesozoic
Monday, July 29th, 5:30 pm to 7:00 pm · Arizona Ballroom/Starr Pass
Session P: Contributed Posters: Paleobotany Posters
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PPB001July 29th 5:30 pmArizona Ballroom/Starr PassThree Fossil Fruits, New to the Magothy Formation (Upper Cretaceous) of Long Island
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Poster: PaleobotanyGreller, Andrew; Castillo, César A.; Goudket, Michael; George, Marie.Late Cretaceous
fruits
PPB002July 29th 5:30 pmArizona Ballroom/Starr PassEstimating Paleotemperature at the Early Pliocene Gray Fossil Site (Eastern Tennessee, USA) from the Paleobotanical Record
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Poster: PaleobotanySimpson, Emily; Mickle, James.fossil
Gray Fossil Site
Pliocene
CLAMP
Leaf Margin Analysis
paleoclimate
PPB003July 29th 5:30 pmArizona Ballroom/Starr PassMaastrichtian palynoflora from north-central Patagonia, Argentina
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Poster: PaleobotanyDe Benedetti, Facundo; Zamaloa, Maria Del Carmen; Gandolfo, Maria; Gandolfo, Maria; Cuneo, Nestor.Palynoflora
Maastrichtian
Patagonia
Paleoecology
Biostratigraphy
PPB004July 29th 5:30 pmArizona Ballroom/Starr PassThe utility of palm phytoliths for inferring the evolution and paleoecology of Arecaceae
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Poster: PaleobotanyArmos, Bailey; Lavin, Sam; Akbar, Sultan; Brightly, William; Crifò, Camilla; Gallaher, Timothy; Lowe, Alex; Novello, Alice; Wilson, Paige; Strömberg, Caroline.fossil
paleobotany
Phytolith
palms
Arecaceae
geometric morphometrics
PPB005July 29th 5:30 pmArizona Ballroom/Starr PassCatastrophic autocatalysis of cellulose acetate: paths forward for paleobotany
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Poster: PaleobotanyKlymiuk, Ashley.
Monday, July 29th, 6:30 pm to 7:30 pm · San Xavier Foyer/Starr Pass
Session MX2: Mixer: Paleo Mixer
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July 29th 6:30 pmSan Xavier Foyer/Starr PassPaleo Mixer
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Monday, July 29th, 7:30 pm to 10:00 pm · San Xavier/Starr Pass
Session BQ2: Banquet: Paleo Banquet
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July 29th 7:30 pmSan Xavier/Starr PassPaleo Banquet
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Tuesday, July 30th

Tuesday, July 30th, 1:30 pm to 3:15 pm · Tucson C/Starr Pass
Session PAL3: Contributed Papers: Paleobotany III: Mesozoic Paleobotany
Presiding: William Crepet, Cornell University
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PAL3001July 30th 1:30 pmTucson C/Starr PassAn Aptian angiosperm leaf mistaken for a cycad reveals an unexpected extinct line in the Early Cretaceous radiation of angiosperms
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Oral PaperCoiro, Mario; Doyle, James; Upchurch, Garland; Martinez, Leandro.Angiosperms
Cretaceous
Argentina
Leaf evolution
Leaf anatomy
phylogeny
PAL3002July 30th 1:45 pmTucson C/Starr PassEvidence on vegetative and inflorescence morphology of Chloranthaceae from the Early Cretaceous (middle-late Albian) of Spain
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Oral PaperSender, Luis Miguel; Doyle, James; Endress, Peter; Diez, José Bienvenido; Villanueva, Uxue.Angiosperms
Cretaceous
Spain
Leaf evolution
Inflorescence
phylogeny
systematics
PAL3003July 30th 2:00 pmTucson C/Starr PassNew details on the diversity of a Late Cretaceous flora from Hornby Island, British Columbia, Canada.
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Oral PaperJud, Nathan; Rothwell, Gar; Stockey, Ruth; Beard, Graham.anatomy
Platanaceae
fossil wood
Campanian
PAL3004July 30th 2:15 pmTucson C/Starr PassAssignment of the Paraphyllanthoxylon-like wood from the Forest of Giants, McRae Formation of Late Cretaceous South-Central New Mexico, to a new fossil genus within Kirkiaceae
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Oral PaperParrott, Joan.
PAL3005July 30th 2:30 pmTucson C/Starr PassPlacement of fossil flowers using angiosperm-wide phylogenetic analyses: proof of concept and challenges along the way forward
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Oral PaperSchoenenberger, Juerg; von Balthazar, Maria; López Martínez, Andrea; Albert, Béatrice; Prieu, Charlotte; Magallon, Susana; Sauquet, Hervé.Angiosperms
floral structure
fossil flowers
eFLOWER
phylogenetic analysis
PAL3006July 30th 2:45 pmTucson C/Starr PassFossil tip-dating in the dogwood order, Cornales.
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Oral PaperAtkinson, Brian.fruits
fossils
Cretaceous
total evidence phylogeny
Tip-dating
PAL3007July 30th 3:00 pmTucson C/Starr PassFossil record of Rosales
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Oral PaperStull, Gregory; Soltis, Pamela; Soltis, Douglas; Yi, Tingshuang.Rosales
Rosaceae
Rhamnaceae
Ulmaceae
Cannibaceae
Cretaceous
Paleogene
Moraceae
Urticaceae
Tuesday, July 30th, 3:45 pm to 5:30 pm · Tucson C/Starr Pass
Session PAL4: Contributed Papers: Paleobotany IV: Paleogene Paleobotany
Presiding: Ruth Stockey, Oregon State University
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PAL4001July 30th 3:45 pmTucson C/Starr PassA late Paleocene fruit and seed flora from the Fort Union Formation, Sand Draw, Wyoming, investigated by reflected light and x-ray tomography
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Oral PaperTiffney, Bruce; Manchester, Steven.Paleocene
fruits and seeds
PAL4002July 30th 4:00 pmTucson C/Starr PassNew floristic components of the Early Eocene La Meseta Formation, Seymour (Marambio) Island, Antarctica
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Oral PaperGandolfo, Maria; Gandolfo, Maria.Paleoflora
Seymour (Marambio) Island
Early Eocene
Antarctica
PAL4003July 30th 4:15 pmTucson C/Starr PassA Tiffneycarpa-like fruit from the Eocene Appian Way Locality of Vancouver Island
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Oral PaperStockey, Ruth; Mindell, Randal; Beard, Graham.Eocene
Tiffneycarpa
Meliaceae
Melicarya
fruits
permineralized
PAL4004July 30th 4:30 pmTucson C/Starr PassTough nuts to crack: Fruits of Juglans from the Eocene and Miocene of Arctic Canada
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Oral PaperManchester, Steven; Basinger, James; Liu, Christopher Yusheng.walnut
Eocene
Miocene
Axel Heiburg
Banks Island
PAL4005July 30th 4:45 pmTucson C/Starr PassEarly Oligocene Burretiodendron Rehd. from the Maoming Basin of Guangdong, South China
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Oral Paperxu, shenglan; Kodrul, Tatiana; Liu, Xiaoyan; Jin, Jianhua.Burretiodendron
early Oligocene
Maoming Basin
South China
limestone forest
PAL4006July 30th 5:00 pmTucson C/Starr PassMummified fruits of Fagaceae from the Oligocene of Guangxi, South China
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Oral PaperLiu, Xiaoyan; Quan, Cheng; Jin, Jianhua.Guangxi
Nanning Basin
oligocene
Fagaceae
Mummified fruits
PAL4007July 30th 5:15 pmTucson C/Starr PassMummified Magnoliaceae woods from the upper Oligocene of South China, with biogeography, paleoecology and wood trait evolution implications
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Oral PaperHuang, Luliang; Jin, Jianhua; Quan, Cheng; Oskolski, Alexei.evolution
late Oligocene
Magnoliaceae
mummified wood
palaeoecology
South China

Wednesday, July 31st

Wednesday, July 31st, 1:30 pm to 2:30 pm · San Ignacio/Starr Pass
Session PAL5: Contributed Papers: Paleobotany V: Neogene Paleobotany
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PAL5001July 31st 1:30 pmSan Ignacio/Starr PassPlatanus dissecta leaves in association with unusually large infructescences from the Miocene of western North America
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Oral PaperManchester, Steven; Spielbauer, Robert; Huegele, Indah.fossil
Miocene
Platanaceae
PAL5002July 31st 1:45 pmSan Ignacio/Starr PassTropical Pleistocene forest from Tak province, northern Thailand: fossil trees and their implications on past climate
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Oral PaperBoonchai, Nareerat.petrified wood
Fabaceae
Sapotaceae
Pleistocene
Southeast Asia
PAL5003July 31st 2:00 pmSan Ignacio/Starr PassThe Effect of Environment and Ecology on the Deposition of Silica in Grasses
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Oral PaperBrightly, William; Hartley, Sue; Osborne, Colin; Stromberg, Caroline.Phytolith
grasses
silica
Defense
PAL5004July 31st 2:15 pmSan Ignacio/Starr PassConservation Paleobotany: recruiting the dead to serve the living
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Oral PaperDeVore, Melanie; Pigg, Kathleen.conservation
paleobotany
Historical Biogeography
vegetation change
Wednesday, July 31st, 5:30 pm to 6:30 pm · San Ignacio/Starr Pass
Session M35: Meeting: Paleobotanical Section Business Meeting
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July 31st 5:30 pmSan Ignacio/Starr PassPaleobotanical Section Business Meeting
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