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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)
Mycological Society of America (MSA)
Northeast Section
Society of Herbarium Curators (SHC)
Southeastern Section
Mycological Section (MSA)

Presentations for Program:: Paleobotany

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SessionDate/TimeLocationTitleTypeAuthorsKeywords

Monday, July 19th

Monday, July 19th, 10:00 am to 12:00 pm · /
Session PL1: Contributed Papers: Paleobotany: Cookson Student Presentations - Session I
Presiding: Sarah E. Allen, Penn State Altoona
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PL1001July 19th 10:00 am/Sigillaria from the Wuda Tuff: the implications of new species and internal anatomy for lepidodendrid life history reconstruction
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Oral PaperDAntonio, Michael; Boyce, C. Kevin; Zhou, Wei-Ming; Wang, Jun.life history
Lycopsid
Permian
anatomy
Developmental biology
PL1002July 19th 10:15 am/In situ spores of marattialean and leptosporangiate ferns from the Triassic in Europe
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Oral PaperNowak, Hendrik; Kustatscher, Evelyn.Paleobotany
Paleopalynology
Triassic
spores
ferns
PL1003July 19th 10:30 am/Unravelling the Middle Jurassic Flora from Otlaltepec Formation in Puebla, Mexico. Highlights and porspects
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Oral PaperMorales-Toledo, Jeronimo; Cevallos-Ferriz, Sergio.Paleobotany
Middle Jurassic
Flora
PL1004July 19th 10:45 am/A structurally preserved fin-winged fruit from the Late Cretaceous of western North America
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Oral PaperTang, Keana; Tang, Keana; Smith, Selena; Atkinson, Brian.Cretaceous
fossil fruit
core eudicot
PL1005July 19th 11:00 am/Plant Community Turnover at the Cretaceous-Paleogene (K/Pg) Boundary in Northeastern Montana
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Oral PaperWilson, Paige K.; Stromberg, Caroline; Wilson Mantilla, Gregory.Paleobotany
Cretaceous
K-Pg
PL1006July 19th 11:15 am/Tracing the fossil Land­eenia aralioides to its family – additional characters and a morphological comparison to modern Sapindales
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Oral PaperCorrea, Julian; Manchester, Steven; Hermsen, Elizabeth J.; Allen, Sarah E..Sapindales
Eocene
Taxonomy
wood
Matrix
fossil fruit
pollen
PL1007July 19th 11:30 am/New reproductive structures of Cunoniaceae tribe Cunonieae from the early Eocene Laguna del Hunco flora, Chubut, Patagonia, Argentina
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Oral PaperMatel, Theodore; Gandolfo, Maria; Hermsen, Elizabeth J.; Wilf, Peter.Cunoniaceae
Weinmannia
Reproductive structures
Patagonia
Argentina
early Eocene
fossils
PL1008July 19th 11:45 am/Which plants survived initial post-EECO cooling, drying, and isolation in Patagonia?
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Oral PaperRossetto-Harris, Gabriella; Wilf, Peter.Eocene
early Eocene climatic optimum
Río Pichileufú
Laguna del Hunco
Patagonia
South America
Gondwana
floral turnover
Leaf Architecture
Paleobotany
leaf macrofossil
morphotypes
Monday, July 19th, 12:30 pm to 2:20 pm · /
Session PL2: Contributed Papers: Paleobotany: Cookson Student Presentations - Session II
Presiding: Peter Wilf,
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PL2001July 19th 12:30 pm/Fertile Woodwardia from the middle Eocene of South China and its implications for palaeogeography and palaeoclimate
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Oral PaperSong, Hanzhang; Naugolnykh, Sergey; Liu, Xiaoyan; Jin, Jianhua.Woodwardia
Eocene
climate
Hainan Island
South China
PL2002July 19th 12:45 pm/A new anatomically-preserved cupressaceous seed cone from the Paleogene of Washington State
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Oral PaperPfeiler, Kelly; Matsunaga, Kelly; Peterson, Autumn; Atkinson, Brian.Cupressaceae
Fossil
Paleogene
seed cone
ovulate cone
anatomy
PL2003July 19th 1:00 pm/Comparative anatomy and phylogeny of fossil Callimothallus and their living relatives
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Oral PaperLe Renard, Ludovic; Berbee, Mary.Paleomycology
comparative anatomy
fly-speck fungi
PL2004July 19th 1:15 pm/Where did they come from, where did they go: examining niche conservatism through time in a primarily tropical plant lineage
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Oral PaperQuirk, Zack; Smith, Selena; Acosta, R. Paul.Paleobotany
gingers
Zingiberaceae
climate niche
niche conservatism
PL2005July 19th 1:30 pm/Decoding family-level features for modern and fossil leaves from computer-vision heat maps
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Oral PaperSpagnuolo, Edward; Wilf, Peter; Serre, Thomas.Computer Vision
Fossil Leaves
Heat Maps
Leaf Architecture
Paleobotany
Leaf Margins
Leaf Identification
Leaf Teeth
Cleared Leaves
PL2006July 19th 1:45 pm/Visualizing how deep neural networks categorize living and fossil leaves
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Oral PaperVaishnav, Mohit; FEL, Thomas; Rose, Jacob A; F Rodriguez Rodriguez, Ivan Felipe; Wilf, Peter; Serre, Thomas.Machine learning
Paleobotany
Explainability
Dataset
PL2007July 19th 2:00 pm/A deep-learning-based approach for automated fossil leaf identification
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Oral PaperF Rodriguez Rodriguez, Ivan Felipe; Rose, Jacob A; FEL, Thomas; Vaishnav, Mohit; Wilf, Peter; Serre, Thomas.Machine learning
Paleobotany
Deep Learning
Cross Domain Adaptation
Metric Learning
Monday, July 19th, 6:00 pm to 11:00 pm · Virtual/Virtual
Session MX03: Mixer: Paleobotany Mixer
Presiding: Patricia Ryberg,
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July 19th 6:00 pmVirtual/VirtualPaleobotany Mixer
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Tuesday, July 20th

Tuesday, July 20th, 10:45 am to 12:30 pm · /
Session PL3: Contributed Papers: Paleobotany: Honoring Fran Hueber - Session 1
Presiding: Alexandru Tomescu, Humboldt State University
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PL3001July 20th 10:45 am/Francis M. Hueber: A celebration of his life and work
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Oral PaperHotton, Carol; Wingerath, Jonathan.Paleobotany
Devonian
biography
Fran Hueber
PL3002July 20th 11:00 am/Are the Trimerophytes Monophyletic?
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Oral PaperCrepet, William; Niklas, Karl.Devonian
Trimerophytes
PL3003July 20th 11:15 am/What does a broader sampling of character space reveal about zosterophyll relationships?
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Oral PaperNibbelink, Megan; Tomescu, Alexandru.Devonian
Paleobotany
Fossil
phylogeny
phenetics
zosterophyll
PL3004July 20th 11:30 am/Characterizing an Early Devonian zosterophyll from the Beartooth Butte Formation of Wyoming
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Oral PaperEl-Abdallah, Samar; Bippus, Alexander; Tomescu, Alexandru.Fossil
Paleobotany
Devonian
Wyoming
zosterophyll
early tracheophyte
PL3005July 20th 11:45 am/An early snapshot of plant-herbivore interactions from the Early Devonian of Gaspé (Québec, Canada)
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Oral PaperColston, Courtney; Landaw, Kevin; Tomescu, Alexandru.Fossil
Paleobotany
Devonian
plant-animal interactions
herbivory
Euphyllophyte
anatomy
plant defense
Canada
early tracheophytes
Tuesday, July 20th, 12:30 pm to 2:30 pm · /
Session PL4: Contributed Papers: Paleobotany: Honoring Fran Hueber - Session II
Presiding: Kelly Matsunaga, University Of Kansas
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PL4001July 20th 12:30 pm/Glomeromycete spores associated with early tracheophytes in the Lower Devonian (Emsian; c. 400 ma) of Gaspé (Quebec, Canada)
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Oral PaperLalica, Madison; Tomescu, Alexandru.Fossil
fungi
Glomeromycotina
Devonian
Paleobotany
Canada
Quebec
plant-fungal interactions
PL4002July 20th 12:45 pm/Assessing the diversity of arbuscular mycorrhizal fungi in the Early Devonian Rhynie chert
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Oral PaperHarper, Carla; Walker, Christopher; Krings, Michael.fungi
fossil fungi
Mycorrhizae
arbuscular mycorrhiza
Devonian
symbiosis
Rhynie chert
Glomeromycota
PL4003July 20th 1:00 pm/An exceptionally diverse Early Devonian flora from the Lochkovian of South Africa
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Oral PaperPrestianni, Cyrille; Gess, Robert W..Lochkovian
terrestrialisation
Cooksonia
Devonian
PL4004July 20th 1:15 pm/An Early Devonian (Emsian) plant with implications for the evolution of heterospory
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Oral PaperBonacorsi, Nikole; Gensel, Patricia; Hueber, Francis; Leslie, Andrew.heterospory
Lycophyte
reproductive biology
reproductive strategy
PL4005July 20th 1:30 pm/Piecing together a new group of early land plants
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Oral PaperEdwards, Dianne; Morris, Jennifer L; Duckett, Jeffrey G; Pressel, Silvia; Kenrick, Paul.Fossil
Devonian
cryptospore
charcoal
bryophyte
conducting cell
PL4006July 20th 1:45 pm/Untangling Ibyka: Morphology of Devonian Iridopteridales from Laurussia and western Gondwana
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Oral PaperBerry, Christopher; Stein, William; Wyatt, Amy.Devonian
Fossil
morphology
PL4007July 20th 2:00 pm/The Famennian flora of Barraba, New South Wales, Australia
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Oral PaperMeyer-Berthaud, Brigitte; Decombeix, Anne-Laure; Girard, Catherine; Steemans, Philippe; Blanchard, Romain; Champreux, Antoine; Evreinoff, Mathilde.Devonian
Flora
Gondwana
PL4008July 20th 2:15 pm/Tylose formation in an Early Carboniferous (pro)gymnosperm from Australia
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Oral PaperDecombeix, Anne-Laure; Meyer-Berthaud, Brigitte; Krings, Michael; Harper, Carla; Galtier, Jean.Paleozoic
wood
tylose
anatomy
paleobiology
Tuesday, July 20th, 3:00 pm to 4:00 pm · /
Session PL5: Contributed Papers: Paleobotany: Honoring Fran Hueber - Session III
Presiding: Alexandru Tomescu, Humboldt State University
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PL5001July 20th 3:00 pm/The stigmarian root system of the Carboniferous arboreous lycopsids
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Oral PaperDiMichele, William; Bateman, Richard; Duijnstee, Ivo; Elrick, Scott; Looy, Cindy.Lycophyte
paleoecology
anatomy
morphology
PL5002July 20th 3:15 pm/What to do with Prototaxites?
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Oral PaperBoyce, C. Kevin; Nelsen, Matthew P..
PL5003July 20th 3:30 pm/Assessing known plant diversity in the Early Devonian Battery Point Formation
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Oral PaperGensel, Patricia; Stein, William; Tomescu, Alexandru.Devonian
plants
Gaspe
PL5004July 20th 3:45 pm/The Early Devonian Battery Point Formation of Quebec – a remarkable window on the rise of plant anatomical complexity
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Oral PaperTomescu, Alexandru; Gensel, Patricia.Fossil
anatomy
Paleobotany
complexity
Devonian
Euphyllophyte
evolution
evo-devo
plant anatomy
Canada

Wednesday, July 21st

Wednesday, July 21st, 5:00 pm to 6:30 pm · Virtual/Virtual
Session P3: Contributed Posters: Paleobotany Posters
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P3PB001July 21st 5:00 pmVirtual/VirtualNew complexity in arborescent lycopsid cambial dynamics
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Poster: PaleobotanyDAntonio, Michael.Cambium
Arborescent lycopsid
wood
Developmental biology
Carboniferous
P3PB002July 21st 5:00 pmVirtual/VirtualThe northernmost Jurassic occurrences of Cupressinoxylon from the Morrison Formation of central Montana
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Poster: PaleobotanyRichmond, Dean; Lupia, Richard; Philippe, Marc.Upper Jurassic Cupressinoxylon
P3PB003July 21st 5:00 pmVirtual/VirtualHabitat-Driven Evolution of Seed Dispersal Strategies in Onion Grasses
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Poster: PaleobotanyCarlson, McKenzie; Rottersman, Maria; Bedoya, Ana Maria; Brightly, William; Stromberg, Caroline.Seed Dispersal
Grasses
habitat
evolution
Melica
anemochory
P3PB004July 21st 5:00 pmVirtual/VirtualWood anatomy, phenology, and leaf type correlation, is it useful for tracking seasonality in fossil floras
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Poster: PaleobotanyDeVore, Melanie; Wheeler, Elisabeth; Pigg, Kathleen; Siggers, Jordan.Eocene Republic Flora
deciduousness
wood
phenology
Leaf Architecture
P3PB005July 21st 5:00 pmVirtual/VirtualAn Eocene leaf flora from the northern Peruvian Andes
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Poster: PaleobotanyAllen, Sarah E.; Martin, Kelly D.; Meyer, Herbert W.; Woodcock, Deborah.Paleobotany
Leaf Architecture
Fossil Leaves
Peru
Eocene
P3PB006July 21st 5:00 pmVirtual/VirtualAngiosperm affinity of Surangea fruits from the late Cretaceous Deccan Intertrappean beds of central India
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Poster: PaleobotanyManchester, Steven; Ramteke, Deepak; Kapgate, Dashrath; Smith, Selena.Cretaceous
fossil fruit
seeds
P3PB007July 21st 5:00 pmVirtual/VirtualImplications for Climate and Plant Communities Based on Palynomorphs from the Early Oligocene Forest Hill Formation, Mississippi, U.S.A
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Poster: PaleobotanyBaghai-Riding, Nina; Starnes, James; Hotton, Carol; Axsmith, Brian; Leard, Jonathan.

Thursday, July 22nd

Thursday, July 22nd, 10:00 am to 12:00 pm · /
Session PL6: Contributed Papers: Paleobotany: Paleozoic/Mesozoic Paleobotany
Presiding: Steven Manchester, Florida Museum of Natural History
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PL6001July 22nd 10:00 am/Late Pennsylvanian (Missourian) plants from the Dennis Formation in Clay County, Missouri
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Oral PaperJud, Nathan; Burch, Claire; Serbet, Rudolph.fossils
Paleozoic
Medullosales
PL6002July 22nd 10:15 am/Mesozoic “cupulate” gymnosperms: how to distinguish Doyleales from Umkomasiales
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Oral PaperRothwell, Gar W.; Klymiuk, Ashley; Stockey, Ruth A..Cupulate Gymnosperms
Doylea
mesozoic
homology
Seed Ferns
Umkomasia
PL6003July 22nd 10:30 am/Quantitative paleobotanical climate estimation in the Mesozoic: a CRACLE based approach
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Oral PaperHarbert, Robert; Escapa, Ignacio.paleoclimate
mesozoic
Patagonia
CRACLE
Paleobotany
PL6004July 22nd 10:45 am/Structure and homologies of seed enclosing fructifications among Mesozoic “cupulate” gymnosperms
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Oral PaperStockey, Ruth A.; Klymiuk, Ashley; Rothwell, Gar W..Cupulate Gymnosperms
mesozoic
Frond Homologue
Simple Shoot Homologue
Compound Shoot Homologue
Ovulate Fructifications
PL6005July 22nd 11:00 am/Plant-fungal associations in endomycorrhizal root nodules of Early Cretaceous conifers (Vancouver Island, Canada)
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Oral PaperImada, Yume; Stockey, Ruth A.; Rothwell, Gar W.; Tomescu, Alexandru M. F..arbuscular mycorrhizal fungi
plant-fungal interactions
anatomy
mesozoic
Cretaceous
root nodule
Paleobotany
Fossil
conifer
PL6006July 22nd 11:15 am/Ovulate cones of Schizolepidopsis provide insights into the evolution of Pinaceae
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Oral PaperMatsunaga, Kelly; Herendeen, Patrick; Herrera, Fabiany; Ichinnorov, Niiden; Crane, Peter; Shi, Gongle.conifers
phylogenetics
plant evolution
Pinaceae
fossils
Paleobotany
PL6007July 22nd 11:30 am/An early Cretaceous homosporous lycopod from China and the evolution of crown clubmosses
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Oral PaperHerrera, Fabiany; Testo, Weston; Field, Ashley; Clark, Elizabeth; Herendeen, Patrick; Crane, Peter; Shi, Gongle.anatomy
stele
plectostele
microphyll
evolution
Fossil
PL6008July 22nd 11:45 am/Morphology, ultrastructure, and evolutionary significance of pollen from a Hedyosmum-like staminate structure (Chloranthaceae) from the Early Cretaceous of Portugal
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Oral PaperMendes, Mário Miguel; Tekleva, Maria; Endress, Peter; Kvaček, Jiří; Doyle, James.Angiosperms
Chloranthaceae
pollen
Cretaceous
Portugal
Thursday, July 22nd, 12:30 pm to 2:30 pm · /
Session PL7: Contributed Papers: Paleobotany: Mesozoic/Cenozoic Paleobotany
Presiding: Nathan Jud, William Jewell College
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PL7001July 22nd 12:30 pm/Twigs with attached leaves and fruits of the extinct Eurasian Eudicot, Palibinia, from the Eocene Green River flora of Utah, USA
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Oral PaperManchester, Steven; Judd, Walter.shale
leaves
fossil flowers
Angiosperms
PL7002July 22nd 12:45 pm/Late Cretaceous coastal forests: The Campanian flora of Sucia and Little Sucia Islands, Washington state
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Oral PaperAtkinson, Brian; Tang, Keana; Tang, Keana; Smith, Selena.Fruits
Cretaceous
Campanian
seeds
Tomography  
PL7003July 22nd 1:00 pm/Comparison of Wood Anatomical Features of Stems, Branches and Roots of Platanus occidentalis, P. mexicana and P. wrightii (Platanaceae): Implicatio
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Oral PaperParrott, Joan.Fossil
wood
Platanus-like
Platanaceae
PL7004July 22nd 1:15 pm/Fossil capsular valves of Koelreuteria (Sapindaceae) from the Eocene of central Tibetan Plateau and their biogeographic implications
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Oral PaperChen, Peirong; Del Rio, Cedric; Wang, Tengxiang; Su, Tao.Capsular valve
 Koelreuteria
Eocene
Tibetan Plateau
biogeography
PL7005July 22nd 1:30 pm/The Beaver Creek flora, a late Paleogene - early Neogene flora of southwestern Montana
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Oral PaperHamersma, Ashley; Manchester, Steven.
PL7006July 22nd 1:45 pm/Can old fossils still cut the mustard?—exploring the paleobotanical record of Brassicaceae and related families
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Oral PaperHuegele, Indah; Manchester, Steven.Systematics
Brassicales
Cleomaceae
Capparaceae
PL7007July 22nd 2:00 pm/Update on the Ponderosa Flora, an early middle Miocene Megafossil and Palynologic Assemblage from Payette Lake, Valley County, Idaho
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Oral PaperFields, Patrick F; Ertter, Barbara.Miocene
Paleobotany
Idaho
Megafossil
Microfossil
Latah Flora
PL7008July 22nd 2:15 pm/Seeds of Zanthoxylum (Rutaceae) from the Pliocene Gray Fossil Site, Tennessee, U.S.A
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Oral PaperHermsen, Elizabeth.Rutaceae
Pliocene
Fossil
Zanthoxylum
North America
Thursday, July 22nd, 3:00 pm to 4:15 pm · /
Session PL8: Contributed Papers: Paleobotany: Patterns & Trends
Presiding: Dennis Stevenson, New York Botanical Garden
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PL8001July 22nd 3:00 pm/Cycad Teratology: Leaves.
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Oral PaperStevenson, Dennis.Cycads
PL8002July 22nd 3:15 pm/
Canceled
Mechanisms of the climate and vegetation changes from the Eocene to Oligocene in South China
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Oral PaperLiu, Xiaoyan; Spicer, Robert A.; Farnsworth, Alexander; Witkowski, Caitlyn R.; Herman, Alexei; Xu, Qiang; Valdes, Paul J.; Jin, Jianhua.Climate and vegetation changes
South China
Eocene to Oligocene
CLAMP
Modelling
biomarker
PL8003July 22nd 3:30 pm/Living Paleo-Antarctic Rainforest Genera in Southeast Asia: Community Assembly, Potential Future Ranges, and Paleo-Conservation
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Oral PaperKooyman, Robert; Ivory, Sarah J.; Benfield, Adam J.; Wilf, Peter.Rainforests
Gondwana
Malesia
Distribution models
conifers
Fagaceae
Casuarinaceae
Paleo-conservation
Communiy assembly
climate change
Dispersal barriers
PL8004July 22nd 3:45 pm/An Image Dataset of Cleared, X-Rayed, and Fossil Leaves Vetted to Plant Family for Human and Machine Learning
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Oral PaperWilf, Peter; Wing, Scott; Meyer, Herbert W.; Rose, Jacob; Saha, Rohit; Serre, Thomas; Cuneo, N. Ruben; Donovan, Michael; Erwin, Diane; Gandolfo, Maria; Gonzalez-Akre, Erika B.; Herrera, Fabiany; Hu, Shusheng; Iglesias, Ari; Johnson, Kirk R.; Karim, Talia S.; Zou, Xiaoyu.Angiosperms
Cleared Leaves
Data science
Fossil Leaves
Leaf Architecture
Thursday, July 22nd, 5:00 pm to 6:00 pm · Virtual/Virtual
Session M20: Meeting: Paleobotanical Section Business Meeting
Presiding: Patricia Ryberg, ; Andrew Leslie, Stanford University
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July 22nd 5:00 pmVirtual/VirtualPaleobotanical Section Business Meeting
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