Biological Sciences strives to provide students with broad training in biology and a solid foundation of core courses in the liberal arts. With a strong emphasis on student research, the department provides students with lab and field opportunities where they may explore at the molecular, cellular, organismal and population levels of biological organization.

Below you will find scholarly and other professional works of faculty in the Biological Sciences.

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Submissions from 2015

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Horizontal Gene Flow in Managed Ecosystems, Cheryl P. Andam, Sarah M. Carver, and Sean T. Berthrong

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Two Hundred Years of Forest Change: Effects of Urbanization on Tree Species Composition and Structure, Rebecca W. Dolan

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Urbanization—The Bad, The Good, and The Very Good, Rebecca W. Dolan

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Community Involvement to Address a Long-standing Invasive Species Problem: Aspects of Civic Ecology in Practice, Rebecca W. Dolan, Kelly Harris, and Mark Adler

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Changes in Plant Species Composition and Structure in Two Peri-urban Nature Preserves over 10 Years, Rebecca W. Dolan, Jessica D. Stepens, and Marcia E. Moore

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Comparative Proteomics of Mouse Tears and Saliva: Evidence from Large Protein Families for Functional Adaptation, Robert C. Karn and Christina M. Laukaitis

Submissions from 2014

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A global analysis of the impacts of urbanization on bird and plant diversity reveals key anthropogenic drivers, Myla F.J. Aronson, Frank A. La Sorte, Charles H. Nilon, Madhusudan Katti, Mark A. Goddard, Christopher A. Lepczyk, Paige S. Warren, Nicholas S.G. Williams, Sarel Cilliers, Bruce Clarkson, Cynnamon Dobbs, Rebecca W. Dolan, Marcus Hedblom, Stefan Klotz, Jip Louwe Kooijmans, Ingolf Kühn, Ian MacGregor-Fors, Mark McDonnell, Ulla Mörtberg, Petr Pyšek, Stefan Siebert, Jessica Sushinsky, Peter Werner, and Marten Winter

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Nitrogen Fertilization Has a Stronger Effect on Soil Nitrogen-Fixing Bacterial Communities than Elevated Atmospheric CO2, Sean T. Berthrong, Chris M. Yeager, Laverne Gallegos-Graves, Blaire Steven, Stephanie A. Eichorst, Robert B. Jackson, and Cheryl R. Kuske

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Bacon's Swamp- Ghost of a Central Indiana Natural Area Past, Rebecca W. Dolan

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Did Androgen-Binding Protein Paralogs Undergo Neo- and/or Subfunctionalization as the Abp Gene Region Expanded in the Mouse Genome?, Robert C. Karn, Amanda G. Chung, and Christina M. Laukaitis

Beta diversity of urban floras among European and non-European cities, Frank A. La Sorte, Myla F. J. Aronson, Nicholas S. G. Williams, Laura Celesti-Grapow, Sarel Cilliers, Bruce D. Clarkson, Rebecca W. Dolan, Andrew Hipp, Stefan Klotz, Ingolf Kühn, Petr Pyšek, Stefan Siebert, and Marten Winter

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Beta diversity of urban floras among European and non-European cities, Frank A. La Sorte, Myla F.J. Aronson, Nicholas S.G. Williams, Laura Celesti-Grapow, Sarel Cilliers, Bruce D. Clarkson, Rebecca W. Dolan, Andrew Hipp, Stefan Klotz, Ingolf Kühn, Pter Pyšek, Stefan Siebert, and Marten Winter

Submissions from 2013

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Agricultural Management and Labile Carbon Additions Affect Soil Microbial Community Structure and Interact with Carbon and Nitrogen Cycling, Sean T. Berthrong, Daniel H. Buckely, and Laurie E. Drinkwater

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Mapping the Design Process for Urban Ecology Researchers, Alexander J. Felson, Mitchell Pavao-Zuckerman, Tim Carter, Franco Montalto, Bill Shuster, Nikki Springer, Emilie K. Stander, and Olyssa Starry

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The Role of Retrotransposons in Gene Family Expansions: Insights from the Mouse Abp Gene Family, Václav Janoušek, Robert C. Karn, and Christina M. Laukaitis

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Acyl-Lipid Metabolism, Younghua Li-Beisson, Basil Shorrosh, Fred Beisson, Mats X. Andersson, Vincent Arondel, Philip D. Bates, Sébastien Baud, David Bird, Allan DeBono, Timothy P. Durrett, Rochus B. Franke, Ian A. Graham, Kenta Katayama, Amélie A. Kelly, Tony Larson, Jonathan E. Markham, Martine Miquel, Isabel Molina, Ikuo Nishida, Owen Rowland, Lacey Samuels, Katherine M. Schmid, Hajime Wada, Ruth Welti, Changcheng Xu, Rémi Zallot, and John Ohlrogge

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Movement and habitat use of the snapping turtle in an urban landscape, Travis J. Ryan, William A. Peterman, Jessica D. Stephens, and Sean C. Sterrett

Submissions from 2012

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Soil C and N Changes with Afforestation of Grasslands Across Gradients of Precipitation and Plantation Age, Sean T. Berthrong, Gervasio Pinero, Esteban G. Jobbagy, and Robert B. Jackson

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The Roles of Gene Duplication, Gene Conversion and Positive Selection in Rodent Esp and Mup Pheromone Gene Families with Comparison to the Abp Family, Robert C. Karn and Christina M. Laukaitis

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Congenic Strain Analysis Reveals Genes That Are Rapidly Evolving Components of a Prezygotic Isolation Mechanism Mediating Incipient Reinforcement, Christina M. Laukaitis, Corina Mauss, and Robert C. Karn

Submissions from 2011

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Documenting effects of urbanization on flora using herbarium records, Rebecca W. Dolan, Marcia E. Moore, and Jessica Stephens

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Living More Than Just Enough for the City: Persistence of High-Quality Vegetation in Natural Areas in an Urban Setting, Rebecca W. Dolan, Jessica D. Stephens, and Marcia E. Moore

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Positive Selection Shaped the Convergent Evolution of Independently Expanded Kallikrein Subfamilies Expressed in Mouse and Rat Saliva Proteomes, Robert C. Karn and Christina M. Laukaitis

Submissions from 2010

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A Candidate Subspecies Discrimination System Involving a Vomeronasal Receptor Gene with Different Alleles Fixed in M. m. domesticus and M. m. musculus, Robert C. Karn, Janet M. Young, and Christina M. Laukaitis

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Genetic Variation in Past and Current Landscapes: Conservation Implications Based on Six Endemic Florida Scrub Plants, Eric S. Menges, Rebecca W. Dolan, Robert Pickert, Rebecca Yahr, and Doria R. Gordon

Submissions from 2009

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A global meta-analysis of soil exchangeable cations, pH, carbon, and nitrogen with afforestation, Sean T. Berthrong, Esteban G. Jobbagy, and Robert B. Jackson

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Afforestation Alters the Composition of Functional Genes in Soil and Biogeochemical Processes in South American Grasslands, Sean T. Berthrong, Christopher W. Schadt, Gervasio Piñeiro, and Robert B. Jackson

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Wolf spiders of the Pacific region: the genus Zoica (Araneae, Lycosidae), Volker W. Framenau, James W. Berry, and Joseph A. Beatty

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The Mechanism of Expansion and the Volatility it created in Three Pheromone Gene Clusters in the Mouse (Mus musculus) Genome, Robert C. Karn and Christina M. Laukaitis

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Basking behavior of Emydid turtles (Chysemys picta marginata, Graptemys geographica, and Trachemys scripta elegans) in an urban landscape, W. E. Peterman and Travis J. Ryan

Submissions from 2008

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The pholcid spiders of Micronesia and Polynesia (Araneae, Pholcidae), Joseph A. Beatty, James W. Berry, and Bernhard A. Huber

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Metabolic Engineering of the Content and Fatty Acid Composition of Vegetable Oils, E. B. Cahoon and Katherine M. Schmid

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Capturing Genetic Variation during Ecological Restorations: An Example from Kankakee Sands in Indiana, Rebecca W. Dolan, Deborah L. Marr, and Andrew Schnabel

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Genetic change following fire in populations of a seed-banking perennial plant, Rebecca W. Dolan, Pedro F. Quintana-Ascencio, and Eric S. Menges

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Rapid Bursts of Androgen-Binding Protein (Abp) Gene Duplication Occurred Independently in Diverse Mammals, Christina M. Laukaitis, Andreas Heger, Tyler D. Blakely, Pavel Munclinger, Chris P. Ponting, and Robert C. Karn

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Movement and habitat use of two aquatic turtles (Graptemys geographic and Trachemys scripta) in an urban landscape, Travis J. Ryan, C A. Conner, B A. Douthitt, S C. Sterrett, and Carmen M. Salsbury

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Distribution Patterns of Sciurus niger (Eastern Fox Squirrel) Leaf Nests Within Woodlots Across a Suburban/Urban Landscape, Carmen M. Salsbury

Submissions from 2007

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Environmental Controls on the Landscape-Scale Biogeography of Stream Bacterial Communities, Noah Fierer, Jennifer L. Morse, Sean T. Berthrong, Emily S. Bernhardt, and Robert B. Jackson

Submissions from 2006

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Amino Acid Cycling in Three Cold-Temperate Forests of the Northeastern USA, Sean T. Berthrong and Adrien C. Finzi

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Endothelial cell cortactin coordinates ICAM-1 clustering and actin cytoskeleton remodeling during polymorphonuclear leukocyte adhesion and transmigration, Jennifer Kowalski

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Sub-lethal Effects of 2,4-D Exposure on Golf Course Amphibians, Travis J. Ryan, Catherine M. Scott, and Brooke A. Douthitt

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Endothelial Cell Cortactin Phosphorylation by Src Contributes to Polymorphonuclear Leukocyte Transmigration In Vitro, L. Yang, Jennifer R. Kowalski, X. Zhan, S. M. Thomas, and F. W. Luscinskas

Submissions from 2005

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Descriptive ecology of a turtle assemblage in an urban landscape, Conner C. A, B A. Douthitt, and Travis J. Ryan

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A new species of Streptanthus (Brassicaceae) from Three Peaks in Lake County, California, Rebecca W. Dolan and Richard O'Donnell

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The Uptake of Amino Acids by Microbes and Trees in Three Cold-Temperate Forests, Adrien C. Finzi and Sean T. Berthrong

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Cortactin regulates cell migration via activation of N-WASP, Jennifer Kowalski, C. Egile, S. Gil, S. B. Snapper, R. Li, and S. M. Thomas

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Diverse Spatial, Temporal, and Sexual Expression of Recently Duplicated Androgen-Binding Protein Genes in Mus musculus, Christina M. Laukaitis, Stephen R. Dlouhy, Richard D. Emes, Chris P. Ponting, and Robert C. Karn

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Stereochilus marginatus, Travis J. Ryan

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Eurycea longicauda, Travis J. Ryan and C. A. Conner

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Eurycea guttolineata, Travis J. Ryan and Brittney A. Douthitt

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Eurycea junaluska, Travis J. Ryan and D. M. Sever

Submissions from 2004

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Population genetic structure in Nolina brittoniana (Agavaceae), a plant endemic to the central ridges of Florida, Rebecca W. Dolan, Rebecca Yahr, and Eric S. Menges

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Eurycea junaluska, Geoffrey Hammerson and Travis J. Ryan

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Comment on "A Reservoir of Nitrate Beneath Desert Soils", R. B. Jackson, Sean T. Berthrong, C. W. Cook, E. G. Jobbagy, and R. L. McCulley

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Hatching asynchrony, survival, and the fitness of alternative adult morphs in Ambystoma talpoideum, Travis J. Ryan

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Effects of science interest and experience on pseudoscientific beliefs--An Empirical Test, Travis J. Ryan, Jessica Brown, Angela Johnson, Colin Sanberg, and Megan Schilmidier

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The Distribution of Fox Squirrel (Sciurus niger) Leaf Nests within Forest Fragments in Central Indiana, Carmen M. Salsbury, Rebecca W. Dolan, and Emily B. Pentzer

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Lipid Metabolism, Katherine M. Schmid

Submissions from 2003

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Growth and the expression of alternative life cycles in the salamander Ambystoma talpoideum (Caudata: Ambystomatidae), Travis J. Ryan and Raymond D. Semlitsch

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Seasonal Body Temperature Fluctuations and Energetic Strategies in Free-Ranging Eastern Woodchucks, Carmen M. Salsbury

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Varriation of growth rates in yellow-bellied marmots, Carmen M. Salsbury and K. B. Armitage

Submissions from 2002

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Monitoring herpetofauna in a managed forest landscape: effects of habitat types and census techniques, Travis J. Ryan, Thomas Philippi, Yale A. Leiden, Michael E. Dorcas, T. Bently Wigley, and J. Whitfield Gibbons

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Lipid Metabolism in Plants, Katherine M. Schmid and J. B. Ohlrogge

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Ultrastructure of the reproductive system of the black swamp snake (Seminatrix pygaea). Part III. The sexual segment of the male kidney., David M. Sever

Submissions from 2001

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DESCRIPTION OF HAKKA, A NEW GENUS OF JUMPING SPIDER (ARANEAE, SALTICIDAE) FROM HAWAII AND EAST ASIA, James W. Berry and Jerzy Prószyński

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Geographic distribution. Farancia abacura., Kate Ingram, Travis W. Perry, and Travis J. Ryan

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Comparative genetics of seven plants endemic to Florida’s Lake Wales Ridge, Eric S. Menges, Rebecca W. Dolan, Rebecca Yahr, and Doria R. Gordan

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Does sex influence post-reproductive metamorphosis in Ambystoma talpoideum?, Travis J. Ryan and Gabrielle Swenson

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Effects of hydroperiod on metamorphosis in Rana sphenocephala, Travis J. Ryan and Christopher T. Winne

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Aspects of sex-specific differences in the expression of an alternative life cycle in the salamander Ambystoma talpoideum, Christopher T. Winne and Travis J. Ryan

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Evaporative water loss in two natricine snakes, Nerodia fasciata and Seminatrix pygaea, Christopher T. Winne, Travis J. Ryan, Yale Leiden, and Michael E. Dorcas

Submissions from 2000

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Genetic diversity and reproductive biology in Warea carteri (Brassicaceae), a narrowly endemic Florida scrub annual, Margaret E.K. Evans, Rebecca W. Dolan, Eric S. Menges, and Doria R. Gordon

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The global decline of reptiles, deja’ vu amphibians, J. Whitfield Gibbons, David E. Scott, Travis J. Ryan, Kurt A. Buhlmann, Tracey D. Tiuberville, Brian S. Metts, Judith L. Greene, Tony Mills, Yale Leiden, Sean Poppy, and Christopher T. Winne

Adaptive amplification, an inducible chromosomal instability mechanism, P. J. Hastings, H. K. Bull, Jennifer Kowalski, and S. M. Rosenberg

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Seminatrix pygaea. Diet., Mark S. Mills, Travis J. Ryan, Sean M. Poppy, Anthony M. Mills, and Michael E. Dorcas

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Life history evolution and adaptive radiation of hemidactyliine salamanders, Travis J. Ryan and R. C. Bruce

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Sex and size interaction and standard metabolic rate of paedomorphic Ambystoma talpoideum: size does matter, Travis J. Ryan and William A. Hopkins

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Ultrastructure of the reproductive system of the black swamp snake (Seminatrix pygaea): Part II. Annual oviducal cycle, David M. Sever, Travis J. Ryan, Deborah Patton, and Shannon Swafford

Submissions from 1999

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Conservation implications of genetic variation in three rare species endemic to Florida rosemary scrub, Rebecca W. Dolan, Rebecca Yahr, Eric S. Menges, and Matthew Halfhill

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Cyclopropane Fatty Acid Expression in Plants, Katherine M. Schmid

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Ultrastructure of the reproductive system of the black swamp snake (Seminatrix pygaea). I. Evidence for oviducal sperm storage, David M. Sever and Travis J. Ryan

Submissions from 1998

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Demographic viability of populations of Silene regis in midwestern prairies: relationships with fire management, genetic variation, geographic location, population size and isolation, Eric S. Menges and Rebecca W. Dolan

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Hypericum cumulicola demography in unoccupied and occupied Florida scrub patches with different time-since-fire, Pedro F. Quintana-Ascencio, Rebecca W. Dolan, and Eric S. Menges

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Eurycea junaluska. Morphology, Travis J. Ryan

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Larval life history and abundance of a rare salamander, Eurycea junaluska (Plethodontidae), Travis J. Ryan

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Migration, amphibian, Travis J. Ryan and Raymond D. Semlitsch

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Intraspecific heterochrony and life history evolution: Decoupling somatic and sexual development in a facultatively paedomorphic salamander, Travis J. Ryan and Raymond D. Semlitsch

Submissions from 1997

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Floristic Investigation of Crooked Creek Community of Juan Solomon Park, Indianapolis Indiana, Raelene M. Crandall and Rebecca W. Dolan

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The larvae of Eurycea junaluska (Amphibia: Caudata: Plethodontidae), with comments on distribution, Travis J. Ryan

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Fatty Acid and Lipid Biosynthesis and Degradation, Katherine M. Schmid, J. Andrews, and J. B. Ohlrogge

Submissions from 1995

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The rare, serpentine endemic Streptanthus morrisonii (Brassicaceae) species complex, revisited using isozyme analysis, Rebecca W. Dolan

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The Royal Catchfly (Silene Regia; Caryophyllaceae) in Indiana, Rebecca W. Dolan

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Reproductive energetics of adult male yellow- bellied marmots (Marmota flaviventris), Carmen M. Salsbury and K. B. Armitage

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Dihydrosterculate in Tobacco Transformed with Bacterial Cyclopropane Fatty Acid Synthase, Katherine M. Schmid

Submissions from 1994

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Effects of a Prescribed Burn on Tree- and Herb-layer Vegetation in a Post Oak (Quercus Stellata) Dominated Flatwoods, Rebecca W. Dolan

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Patterns of isozyme variation in relation to population size, isolation, and phytogeographic history in royal catchfly, Rebecca W. Dolan

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The Clute holotypes and the herbarium of Willard Nelson Clute in the Friesner Herbarium of Butler University, Rebecca W. Dolan

Submissions from 1992

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A Complete Index to the Butler University Botanical Studies, a Journal of Original Research Published by Butler University 1929-1964, Rebecca W. Dolan

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Plant Fatty Acid Biosynthesis and Its Potential For Manipulation, John Ohlrogge, Dusty Post-Beittenmiller, Alenka Hloušek-Radojčić, Katherine M. Schmid, and Jan Jaworski

Submissions from 1991

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The Friesner Herbarium (BUT) of Butler University, Rebecca W. Dolan