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American Bryological and Lichenological Society (ABLS)
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Botanical Society of America (BSA)
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  ·  Conservation Biology
  ·  Economic Botany: Applied Plant Biology
  ·  Economic Botany: Ethnobotany
  ·  Economic Botany: Evolution of Cultivated Plants
  ·  Economic Botany: History of Plants and People
  ·  Ecophysiology
  ·  Evolutionary Developmental Biology (Evo-Devo)
  ·  Gene Structure and Function
  ·  Genomics / Proteomics
  ·  Molecular Biology
  ·  Molecular Ecology and Evolution
  ·  Pollination Biology
  ·  Population Genetics
  ·  Stress Tolerance
  ·  Symbioses: Plant, Animal, and Microbe Interactions
Mycological Section

Educational Forum Program

Education Forum

Symposia & Colloquia Programs

A Century Of Wood Anatomy and 75 Years Of IAWA
A tribute to Lawrence R. Blinks: Ions, light, and algae
Botanical Cyberinfrastructure: Issues, Challenges, Opportunities, and Initiatives
Bringing Together the Living and Dead: Integrating Extant and Fossil Biodiversity in Evolutionary Studies
Deep Time Colloquium
Ecological Responses of Bryophytes to Changing Climate
Ecology and Floristics in Northern California - Current Knowledge and Unexplored Realms
Flora of North America: Synergy with other Botanical Projects
Human Transformation of California: Botany, History, and Sociology
Hybridization as a Stimulus for the Evolution of Invasiveness in Plants
Land Plant Evolution: Phylogenetics and Beyond
Lichens as Bioindicators of Air Quality
New Advances in Fern Ecology
Paleobotany in the Post-Genomics Era
Plenary Symposium: New Directions in Molecular and Organismal Botany
The Comparative - Phylogenetic Method of Reconstructing Evolutionary History
The Evolution of Ericales: Recent Insights using both Morphology and Molecules

Conference Wide Session Programs

Discussion Sessions
Recent Topics Posters
Special Addresses

Presentations for Program:: Ecological Section

Click on the Abstract you would like to read.

SessionDate/TimeLocationTitleTypeAuthorsKeywords

Monday, July 31st

Monday, July 31st
10:15 am to 12:00 pm · 268/Holt
Session 15: Contributed Papers: Seed Production and Germination
Presiding: Carol C. Baskin, University of Kentucky
15-1July 31st
10:15 am
268/HoltA seed dormancy-class profile for the steppes of Inner Mongolia, P. R. China
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PaperBaskin, Carol C., Baskin, Jerry M., Zheng, Yuanrun, Huang, Zhenying.seed dormancy
seed germination
Asian steppe
biogeography
15-2July 31st
10:30 am
268/HoltDeterminants of inter-specific variation in germination response to rain in a semi-arid savanna: microhabitat versus life history
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PaperKos, Martijn, Poschlod, Peter.comparative method
osmotic stress
germination speed
nurse plants
soil texture
germination fraction
seed mass
15-3July 31st
10:45 am
268/HoltSeed germination requirements in two dominant treeline species – Betula litwinowii and Rhododendron caucasicum, in the Central Caucasus
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PaperAkhalkatsi, Maia, Abdaladze, Otar, Nakhutsrishvili, George, Smith, William K..seed germination
treeline
facilitation
Betula litwinowii
Rhododendron caucasicum
15-4July 31st
11:00 am
268/HoltPhysical dormancy in the endemic Australian genus Stylobasium, a first report for the family Surianaceae (Fabales)
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PaperBaskin, Jerry M., Baskin, Carol C., Dixon, Kingsley W..Fabales
physical seed dormancy
Surianaceae
water-impermeable endocarp
15-5July 31st
11:15 am
268/HoltSeedling Emergence and Survival in Warea carteri, a rare annual mustard
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PaperWeekley, Carl W., Menges, E.S..plant demography
seedling development
endangered
endemic species
15-6July 31st
11:30 am
268/HoltThe Effects of Gibberellic Acid, Seed Length, and Temperature on the Germination of Muhlenbergia rigens
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PaperLopez, Jennifer, Oster, Cyrus, Tra, Kimberly, Perumal, John.Muhlenbergia rigens
Gibberellic Acid
temperature
seed length
July 31st
11:45 am
268/HoltDiscussion
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Monday, July 31st
3:30 pm to 5:00 pm · 359/Holt
Session 29: Contributed Papers: Invasive Species and Exotics
Presiding: Jeffrey Walck, Middle Tennessee State University
29-1July 31st
3:30 pm
359/HoltThe role of disturbance in plant invasion: an experimental test of whether Rubus phoenicolasius will survive canopy closure.
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PaperGorchov, David L., Whigham, Dennis, ONeill, Jay.invasive species
shade treatments
tree-fall gap
Maryland
relative growth rate
garden experiment
29-2July 31st
3:45 pm
359/HoltGermination ecology of bulbils from the exotic vine Dioscorea oppositifolia (Dioscoreaceae)
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PaperWalck, Jeffrey, Cofer, M. Shea, Hidayati, Siti.Chinese yam
Dioscorea oppositifolia
germination
dormancy
bulbils
invasive species
29-3July 31st
4:00 pm
359/HoltSpore rain and environmental effects on spore germination and gametophyte growth in the invasive exotic Old World climbing fern, Lygodium microphyllum
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PaperPhilippi, Tom, Richards, Jennifer.Lygodium microphyllum
invasive
exotic
Everglades
gametophyte
spore trap
29-4July 31st
4:15 pm
359/HoltPlant invasions: the interaction between life history traits, spatial habitat structure and the resident community
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PaperShao, Nan, Hatfield, C.A..invasion
spatial structure
stochastic model
29-5July 31st
4:30 pm
359/HoltGrowth and morphological responses of invasive Ludwigia peploides ssp. montevidensis to a water depth gradient.
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PaperGrewell, Brenda J., Canington, Deborah, Futrell, Caryn J..Ludwigia
invasive species
aquatic weed
anoxia tolerance
aerenchyma
July 31st
4:45 pm
359/HoltDiscussion
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Tuesday, August 1st

Tuesday, August 1st
8:00 am to 12:00 pm · 266/Holt
Session 35: Contributed Papers: Student Oral Presentations Ecological Section
Presiding: Janice Coons, Eastern Illinois University
35-1August 1st
8:00 am
266/HoltSelection and adaptation in heterogeneous soil nutrient environments
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PaperAnderson, Rebecca R., Byers, Diane.Arabidopsis thaliana
phenotypic plasticity
soil heterogeneity
35-2August 1st
8:15 am
266/HoltSpatial and seasonal variation in leaf litter production and nitrogen content of Morella cerifera (L.) Small (Myricaceae) across a barrier island chronosequence
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PaperBrantley, Steven T, Young, Donald R.litter
nitrogen
Frankia
shrubs
barrier island
chronosequence
evergreen
35-3August 1st
8:30 am
266/HoltDeterminants of species richness and exotic species invasion on cedar glades in middle Tennessee
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PaperCofer, M. Shea, Walck, Jeffrey, Hidayati, Siti.species-area relationship
invasive species
cedar glades
endemic species
35-4August 1st
8:45 am
266/HoltRelationship between physiological status and fitness-related traits in a semi-arid specialist, Helianthemum squamatum, in two contrasting scenarios
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PaperAragón, Cristina F., Escudero, Adrian, Valladares, Fernando.Semi-arid environment
fitness
plant stress
35-5August 1st
9:00 am
266/HoltSpecies composition in a sotol-grassland of Big Bend National Park: Responses to variation in timing and magnitude of precipitation
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PaperRobertson, Traesha, van Gestel, Natasja, Walker, Erin, Zak, John, Tissue, David.plant composition
Chihuahuan Desert
sotol grassland
global climate change
35-6August 1st
9:15 am
266/HoltXylem Cavitation Resistance among Chaparral Seedlings Grown in Shade versus Sun
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PaperJerkins, Evin G., Pratt, R. Brandon, Jacobsen, Anna L., Ewers, Frank W., Davis, Stephen D..Chaparral
seedlings
xylem cavitation
drought tolerance
wildfire
35-7August 1st
9:30 am
266/HoltPlant litter decomposition under climate change: An experimental approach along an aridity gradient
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PaperNavon, Yael, Sternberg, Marcelo.litter quality
Plant litter decomposition
global climate change
Aridity gradient
ecosystem functioning
August 1st
9:45 am
266/HoltBreak
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35-8August 1st
10:15 am
266/HoltMaternal environment influences the production of a seed size hetermorphism in the weedy species Murdannia keisak (Commelinaceae)
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PaperBurns, Jean.seed heteromorphism
seed germination
bet-hedging
invasive species
weeds
Commelinaceae
dayflowers
constraint
35-9August 1st
10:30 am
266/HoltThe Asteraceae of Pico Zunil, Guatemala
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PaperQuedensley, T. Sultan, Bragg, Thomas, Veliz, Mario.Asteraceae
cloud forest
Guatemala
species richness
35-10August 1st
10:45 am
266/HoltThe ‘pimple’ dunes of Virginia’s barrier islands
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PaperMcMillan, Brett A., Day, Frank P..barrier island
pimple
dunes
Virginia
LTER
35-11August 1st
11:00 am
266/HoltAlgal Productivity and Community Structure: Indicators of Artificial Oyster Reef Function
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PaperPlutchak, Rochelle, Foster, C. Drew, Anton, Andrea, Sheehan, Kate, Goff, Josh, Cebrian, Just, Major, Kelly.ecology
oyster restoration
Algal Physiology
35-12August 1st
11:15 am
266/HoltExotic annual control and the competitive release of native forbs: An example from the northwest Sonoran Desert
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PaperSteers, Robert, Allen, Edith.Competition
creosote bush scrub
Schismus
Erodium cicutarium
35-13August 1st
11:30 am
266/HoltA high resolution, ground-based approach to local scale vegetation mapping and ecotone analysis
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PaperSteers, Robert, Curto, Michael, Holland, V.L..vegetation mapping
ecotone
plant community
August 1st
11:45 am
266/HoltDiscussion
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Tuesday, August 1st
12:30 pm to 2:00 pm · Auditorium/Bell Memorial Union
Session 48: Contributed Posters: Ecological Poster Session
Presiding: Unknown,
48-33August 1st
12:30 pm
Auditorium/Bell Memorial UnionFriend or foe: effects of ants on fitness of an alpine wildflower, Polemonium viscosum
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Poster: Ecological SectionRabenold, Jessica J., Galen, Candace.pollination
mutualism
exploiter species
nectar-thieves
alpine skypilot
Polemonium viscosum
48-34August 1st
12:30 pm
Auditorium/Bell Memorial UnionPredicting the distributions of two invasive exotics, Ardisia crenata and A. elliptica (Myrsinaceae)
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Poster: Ecological SectionBraun, Sarah.Ardisia
invasive
GARP
distribution
48-35August 1st
12:30 pm
Auditorium/Bell Memorial UnionFloristic changes on the Kem-Ludy islands (Russian White Sea, 1962–2004)
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Poster: Ecological SectionAbramova, Liudmila A., Shipunov, Alexey B.. flora
arctic-alpine biogeography
islands biogeography
arctic islands
ecology
48-36August 1st
12:30 pm
Auditorium/Bell Memorial UnionDo habitat edges and coflowering species facilitate the pollination of a plant with nectarless flowers?
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Poster: Ecological SectionCrants, James, Rathcke, Beverly.pollinator limitation
pollination
Podophyllum peltatum
Geranium maculatum
edge effects
deceit pollination
facilitation
48-37August 1st
12:30 pm
Auditorium/Bell Memorial UnionSeed Longevity of Lesquerella ludoviciana, an Endangered Species of Illinois Sand Prairies
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Poster: Ecological SectionJernegan, Marissa, Coons, Janice M..Lesquerella ludoviciana
germination
seedling development
Physaria ludoviciana
48-39August 1st
12:30 pm
Auditorium/Bell Memorial UnionMicrosite effects on Muhlenbergia richardsonis, A C4 grass growing in the alpine zone of California’s White Mountain range
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Poster: Ecological SectionMeyer, Archie, Sage, Rowan, Skillman, John.alpine tundra
Muhlenbergia richardsonis
C4 photosynthesis
microclimate
48-40August 1st
12:30 pm
Auditorium/Bell Memorial UnionPhotosynthesis by hay-scented fern (Dennstaedtia punctilobula L.) and its potential impact on nearground enriched carbon dioxide concentrations in a temperate deciduous forest
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Poster: Ecological SectionSipe, Timothy, Kuzma, Nicholas.photosynthesis
herbaceous stratum
Temperate forest
enriched CO2
fern
48-41August 1st
12:30 pm
Auditorium/Bell Memorial UnionNitrogen Deposition, Mycorrhizal Communities, and Vegetation Change in Southern California Desert
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Poster: Ecological SectionBlauth, James, Allen, Edith, Allen, Michael F..plant-fungi interactions
creosote bush scrub
exotic annuals
Larrea tridentata
Bromus tectorum
48-42August 1st
12:30 pm
Auditorium/Bell Memorial UnionRestoration implications based on growth characteristics of invasive and native plant species
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Poster: Ecological SectionMagill, Emily, Ritter, Nur, Constable, John.San Joaquin Valley
photosynthesis
restoration
Biomass partitioning
48-44August 1st
12:30 pm
Auditorium/Bell Memorial UnionIntegrated Weed Management of Yellow Starthistle in Southwestern New Mexico
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Poster: Ecological SectionSommers, William D., Howery, Larry D., Lee, Richard D., Pendleton, Rosemary, Pendleton, Burton K..Centaurea solstitialis
48-45August 1st
12:30 pm
Auditorium/Bell Memorial UnionJapanese knotweed and other palynological inferences from soil cores in the Woonasquatucket River Valley, Rhode Island
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Poster: Ecological SectionBaghai-Riding, Nina, Corcoran, Maureen K., Wrenn, John.Polygonum
Japanese knotweed
Woonasquatucket River
palynology
48-46August 1st
12:30 pm
Auditorium/Bell Memorial UnionNectar composition and petal size variation in an endangered plant species, Sidalcea pedata
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Poster: Ecological SectionJones, Marry, Liu, Sean C., Leong, Joan M..gynodioecy
endangered plant species
hermaphrodite flower
female flower
plant-insect pollinator interaction
nectar rewards
sugar composition
corolla diameter
Sidalcea pedata
48-47August 1st
12:30 pm
Auditorium/Bell Memorial UnionReproductive output and pollinator interactions of an endangered, montane Sidalcea species
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Poster: Ecological SectionLeong, Joan M., Jones, Marry.gynodioecious
Sidalcea pedata
endangered
reproductive output
floral visitation
pollinator interactions
montane meadows
48-48August 1st
12:30 pm
Auditorium/Bell Memorial UnionThe use of NanoDrop technology to measure nectar concentration in flowers
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Poster: Ecological SectionSpielbauer, Kristen A., Smith-Huerta, Nancy L..nectar
NanoDrop
measure
DNSA
48-49August 1st
12:30 pm
Auditorium/Bell Memorial UnionEnvironmental gradients and vegetation in a South Florida dune system
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Poster: Ecological SectionLane, Cynthia, Roncal, Julissa, Wright, Samuel, Maschinski, Joyce.South Florida
coastal dune
mineral nutrients
sand erosion and accretion
salt spray
vegetation
organic matter accumulation
48-50August 1st
12:30 pm
Auditorium/Bell Memorial UnionRole of gardening in protection of biosphere
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Poster: Ecological SectionMammadov, Tofik.dendrary
48-51August 1st
12:30 pm
Auditorium/Bell Memorial UnionHabitat correlates of two mariposa lilies, Calochortus plummerae and Calochortus splendens, on the campus of California State University, San Bernardino
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Poster: Ecological SectionWilliams, Kimberlyn.Calochortus plummerae
Calochortus splendens
Centaurea melitensis
Bromus madritensis ssp. rubens
48-52August 1st
12:30 pm
Auditorium/Bell Memorial UnionComposition of insect prey of the pitcher plant Sarracenia alata from an East Texas bog
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Poster: Ecological SectionLawton, Leigh-Anne, Gravatt, Dennis.pitcher plant
prey
Sarracenia
Insecta
48-53August 1st
12:30 pm
Auditorium/Bell Memorial UnionInsect and small mammal herbivores limit tree growth in northern Mongolian steppe
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Poster: Ecological SectionDulamsuren, Choimaa, Hauck, Markus, Muehlenberg, Michael.drought
grasshoppers
gypsy moth
herbivores
Larix sibirica
light taiga
meadow steppe
rodents
Asian steppe
48-54August 1st
12:30 pm
Auditorium/Bell Memorial UnionDisturbance-dependent glacial drift hill prairies in forest landscapes: is historical past or recent past more important in determining species composition?
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Poster: Ecological SectionEdwards, Adrienne, Koontz, Jason.hill prairie
habitat islands
habitat fragmentation
48-55August 1st
12:30 pm
Auditorium/Bell Memorial UnionEcology of C3 and C4 photosynthesis in Arizona grasses (Poaceae): a phylogenetically-controlled analysis
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Poster: Ecological SectionAlexander, Patrick J..Poaceae
grass
ecology
photosynthesis
c3
C4 photosynthesis
48-57August 1st
12:30 pm
Auditorium/Bell Memorial UnionSoil Fidelity in Gulf Coast Helianthus species (Nueces County, Texas)
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Poster: Ecological SectionGrisé, David J., Thompson, Sean M., Loya, Karla K., Overath, R. Deborah.Helianthus
sunflowers
soil type
seed germination
distrubution
48-58August 1st
12:30 pm
Auditorium/Bell Memorial UnionLow soil nutrient availability increases nutrient resorption in perennial serpentine species
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Poster: Ecological SectionDrenovsky, Rebecca E., Richards, James.nutrient resorption
serpentine soils
nitrogen
phosphorus
nutrient cycling
48-59August 1st
12:30 pm
Auditorium/Bell Memorial UnionPatterns of ectomycorrhizal communities associated with Quercus garryana on serpentine soils
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Poster: Ecological SectionMoser, A. Mariah, DAllura, Jad, Southworth, Darlene.serpentine
Quercus garryana
mycorrhiza
Tuesday, August 1st
5:15 pm to 6:45 pm · Art Gallery/Bell Memorial Union
Meeting: Ecological Section Business Meeting
Presiding: Janice Coons, Eastern Illinois University
August 1st
5:15 pm
Art Gallery/Bell Memorial UnionEcological Section Business Meeting
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Wednesday, August 2nd

Wednesday, August 2nd
8:00 am to 9:30 am · 266/Holt
Session 66: Contributed Papers: Vegetation Ecology and Reproduction
Presiding: Margaret Devall, U.S. Forest Service
66-1August 2nd
8:00 am
266/HoltMale cottonwoods open their flowers earlier than female cottonwoods
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PaperRice, Stanley A., Rice, A. Lisette.Populus deltoides
Budburst
Sexual selection
66-2August 2nd
8:15 am
266/HoltHabitat, geologic, and soil characteristics of Shasta snow-wreath (Neviusia cliftonii) populations
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PaperLindstrand III, Len, Nelson, Julie Kierstead.Shasta snow-wreath
Neviusia cliftonii
limestone
Shasta Lake
geology
soil
Rosaceae
66-3August 2nd
8:30 am
266/HoltVital rates differ between transplants and their naturally recruited descendants in a reintroduction of the federally threatened Pitcher
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PaperBell, Timothy, Bowles, Marlin.Cirsium pitcheri
reintroduction
vital rates
threatened species
66-4August 2nd
8:45 am
266/HoltVariation in cyclone tolerance in Arecaceae
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PaperGriffith, M. Patrick, Noblick, Larry R., Dowe, John L..Arecaceae
biogeography
cyclone
hurricane
living collection
66-5August 2nd
9:00 am
266/HoltThe reproductive biology of Piper auritum ( Piperaceae) in a Mexican cloud forest
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PaperDevall, Margaret S., Garcia-Franco, José G..reproductive biology
Piperaceae
cloud forest
México
August 2nd
9:30 am
266/HoltDiscussion
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Wednesday, August 2nd
10:15 am to 11:30 am · 359/Holt
Session 71: Contributed Papers: Biology of Dryland Plants
Presiding: Frank W. Ewers, Michigan State University
71-1August 2nd
10:15 am
359/HoltFloral and physiological trait correlations differ among populations of Leptosiphon (Polemoniaceae) with contrasting moisture availability
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PaperLambrecht, Susan.water-use efficiency
carbon isotopes
phenotypic correlation
floral traits
gradient
moisture availability
71-2August 2nd
10:30 am
359/HoltWood density and vessel traits as distinct correlates of ecological strategy in 51 California coast range angiosperms
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PaperPreston, Katherine, Cornwell, William, DeNoyer, Jeanne.wood anatomy
vessels
phylogenetic signal
trait correlations
71-3August 2nd
10:45 am
359/HoltYear-round biology of the geophyte, Triteleia ixioides (Themidaceae), in mid-elevation Mediterranean California.
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PaperKannely, Alfred, Schlising, Robert A..Triteleia ixioides
Mediterranean California
corm
geophyte
coniferous forest
71-4August 2nd
11:00 am
359/HoltCholla Mortality as Related to Drought, Increased Temperatures, and Elevation in the Northwestern Sonoran Desert
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PaperBobich, Edward, Wallace, Nick, Sartori, Keely.cholla
climate change
drought
mortality
August 2nd
11:15 am
359/HoltDiscussion
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