Clonal population structure of the federal threatened Mead’s milkweed, as determined by RAPD analysis, and its conservation implications as part of "Seeds for the Future Roots of the Past: Proceedings of the Seventh North American Prairie Conference" (3.31532)
Date: 2002Creator: Bowles, Marlin L.
Type: Article
Description:A digitized chapter of Clonal population structure of the federal threatened Mead’s milkweed, as determined by RAPD analysis, and its conservation implications as part of "Seeds for the Future Roots of the Past: Proceedings of the Seventh North American Prairie Conference"
Restoration Status of the Federal Threatened Mead's Milkweed (Asclepias meadii) in Illinois and Indiana as part of "Proceedings of the Northern Illinois Prairie Workshop" (3.114777)
Date: 2001Type: Book
Description:The digitized document in this record is the chapter: Restoration Status of the Federal Threatened Mead's Milkweed (Asclepias meadii) in Illinois and Indiana, which is a part of the full document "Proceedings of the Northern Illinois Prairie Workshop".
"Presettlement Barrens in the Glaciated Prairie Region of Illinois" as part of the Proceedings of the North American Conference on Savannas and Barrens (3.113799)
Date: October 1994Creator: Bowles, Marlin L., McBride, Jenny
Type: Article
Description:A digitized chapter of the 1994 North American Conference on Savannas and Barrens Proceedings written by Marlin L. Bowles and Jeanette L. McBride.
Full proceedings from the conference can be found online here.
1985-1988: Marlin Bowles to Dr. Hall and George Ware (3.57448)
Date: 1985 – 1988Creator: Bowles, Marlin L.
Type: Document
Description:A series of 7 letters shared with Dr. Hall and George Ware from Marlin Bowles between various employees of The Morton Arboretum and The Center for Plant Conservation in Jamaica Plain, MA, regarding cooperative projects and research programs.
Extent: 11 sheets
1989/04/25: Craig B. Johnson to Marlin Bowles (3.56323)
Date: April 25 1989Creator: Johnson, Craig B.
Type: Document
Description:Memo from Craig Johnson to Marlin Bowles discussing the use of the "The Pit" by the Education Department.
Extent: 1 sheet
1992 Annual Report, Research Group (3.81725)
Date: 1992Type: Document
Description:Annual report for the Research Group of the Morton Arboretum which contains a mission statement, group structure, chronology of events, interactions, priorities, and strengths and weaknesses.
Extent: 8 sheets
1993/02/16: Dennis Nyberg to Marlin Bowles et al. (3.57447)
Date: February 16 1993Creator: Nyberg, Dennis
Type: Document
Description:A set of two documents. The first is a memo from Dennis Nyberg to Marlin Bowles and several others seeking their feedback on his intended response to an article published in Restoration and Management Notes titled, "Carving Up the Woods". The second document is his intended response, titled, "Nature Vs. Nurture.
Extent: 6 sheets
A Grading Plan for the Cactus Pit [including proposed location of plant habitats] (3.6099)
Date: 1989Creator: Tyznik, Anthony
Type: Map
Description:This plan modified somewhat during final grading for the Endangered Species Habitat located to the east of Meadow Lake.
Colored shading on this copy indicates proposed locations of plant habitats/communities as determined by Marlin Bowles.
Extent: 1 sheet
A Metapopulation Approach to Recovery of the Federally Threatened Pitcher's thistle (Cirsium pitcheri) in Southern Lake Michigan Dunes as part of "Restoration of Endangered Species: Conceptual Issues, Planning and Implementation" (3.114774)
Date: 1994Type: Book
Description:The digitized document in this record is the chapter: A Metapopulation Approach to Recovery of the Federally Threatened Pitcher's thistle (Cirsium pitcheri) in Southern Lake Michigan Dunes, which is a part of the book "Restoration of Endangered Species: Conceptual Issues, Planning and Implementation".
A STATUS REPORT ON ENDANGERED AND THREATENED PLANTS OF THE INDIANA DUNES NATIONAL LAKESHORE: MONITORING OF SPECIES NEW TO THE LAKESHORE AND RE-MONITORING OF SELECTED SPECIES (3.114669)
Date: January 1989Creator: Bowles, Marlin L.
Type: Document
Description:This report presents results of research conducted under a 1988 cooperative agreement between the Indiana Dunes National Lakeshore and The Morton Arboretum. Primary objectives were 1) to quantify the distribution of species new to the Lakeshore, and 2) to determine the effects of drought, water table lowering, lakeshore erosion, and park development use on selected species by re-examining previously monitored populations.
Extent: 52 pages
American Hazelnut: An Overlooked Native Shrub in Northeastern Illinois (3.11074)
Date: September 21 – December 20 1994Creator: Bowles, Marlin L.
Type: Article
Asclepias meadii Torr. ex Gray (Mead's milkweed), flowers and leaves on stems (3.103767)
Creator: Bowles, Marlin L.
Type: Photographic image
Description:Asclepias meadii Torr. ex Gray (Mead's milkweed), flowers and leaves on stems
Extent: 1 slide
Asclepias meadii Torr. ex Gray (Mead's milkweed), habit (3.103768)
Creator: Bowles, Marlin L.
Type: Photographic image
Description:Asclepias meadii Torr. ex Gray (Mead's milkweed), habit with smooth stem with opposite leaves, flower head with greenish-cream flowers, and other plants in background
Extent: 1 slide
Assessing patterns of oak regeneration and C storage in relation to restoration-focused management, historical land use, and potential trade-offs (3.55352)
Date: 2015Creator: Carter, David R., Fahey, Bob, Dreisilker, Kurt, Bialecki, Margaret B., Bowles, Marlin L.
Type: Article
BASELINE POPULATION AND COMMUNITY STATUS FOR RARE PLANT TAXA AT LOOKOUT POINT AND WABASH BREAKS DRY GRAVEL PRAIRIES TIPPECANOE CO., INDIANA (3.114670)
Date: February 1976Creator: Bowles, Marlin L.
Type: Document
Description:This paper is the result of a study to establish an ecological monitoring program that would provide a basis for detecting long-term changes in the population status of endangered and threatened plant taxa, and changes in associated communities. at Lookout Point and Wabash Breaks dry gravel prairies in Tippecanoe County, IN
Extent: 31 pages
Baseline Population and Community Status for Rare Plant Taxa at Lookout Point and Wabash Breaks Dry Gravel Prairies, Tippecanoe Co., Indiana (3.91100)
Date: February 1986Creator: Bowles, Marlin L., DeMauro, Marcella M.
Type: Article
Description:Report submitted to The Indiana Chapter of The Nature Conservancy.
Burning Increases Diversity and Stabilizes Eastern Tallgrass Prairie. (3.56335)
Date: 2013Creator: Bowles, Marlin L., Jones, Mike
Type: Article
Canopy Cover and Groundlayer Vegetation Dynamics in a Fire Managed Eastern Sand Savanna (3.55300)
Date: 2011Creator: Bowles, Marlin L., Apfelbaum, Stephen I.
Type: Article
Chronological Change in Old-Growth Forests of the Chicago Region (3.44163)
Date: 1997 – 1998Creator: Bowles, Marlin L.
Type: Dataset
Description:Approximately 600 tree cores were collected from 24 forest stands and 4 savanna stands in the area around Chicago, Ill. Tree rings were measured using a stereo microscope on a VELMEX unislide stage, ACU-RITE linear encoder and Quick-check digital readout before being digitally processed using MeasureJ2X software. Protocols can be found in Bowles and Jones, 2008 (see below).
Chronological Change in Old-Growth Forests of the Chicago Region (3.91111)
Date: 2008Creator: Bowles, Marlin L., Jones, Mike
Type: Article
Description:Report to the Illinois Department of Natural Resources and the Chicago Wilderness.
Crossing Effects on Seed Viability and Experimental Germination of the Federal Threatened Plantanthera Leucophaea (Orchidaceae) (3.91084)
Date: 2002Creator: Bowles, Marlin L., Jacobs, Karel, Zettler, Lawrence W.
Type: Article
Deep-Soil Savannas and Barrens of the Midwestern United States as part of "The Savanna, Barren, and Rock Outcrop Communities of North America". (3.108799)
Date: 1999Creator: Anderson, R. C., Bowles, Marlin L.
Type: Book
Description:The digitized document in this record is the chapter: Deep-soil savannas and barrens of the midwestern United States, which is a part of the book "The savanna, barren, and rock outcrop communities of North America".
Eastern Prairie Fringed Orchid Platanthera leucophaea (Nut tall) Lindley Recovery Plan (3.57459)
Date: 1999Creator: Bowles, Marlin L.
Type: Article
Eastern redcedar dendrochronology links hill prairie decline with decoupling from climatic control of fire regime and reduced fire frequency (3.55384)
Date: 2016Creator: Jones, Mike, Bowles, Marlin L.
Type: Article
Effects of anthropogenic disturbances on endangered and threatened plants at the Indiana Dunes National Lakeshore (3.57434)
Date: 1990Creator: DeMauro, Marcella M., Hiebert, Ronald D., Bowles, Marlin L.
Type: Article
Effects of Land Use Stochastic Events on the Heart-Leaved Plantain (Plantago cordata Lam.) in an Illinois Stream System (3.57433)
Date: 1989Creator: Apfelbaum, Stephen I., Bowles, Marlin L.
Type: Article
Effects of Restoration Management on the Santa Fe Prairie (3.91109)
Date: 2003Creator: Bowles, Marlin L., Jones, Mike
Type: Article
Effects of soil disturbance on success of a rare savanna forb, Liatris scariosa var. nieuwlandii in habitats dominated by early and late successional grass (3.55309)
Date: 2012Creator: Bell, Timothy J., Bowles, Marlin L.
Type: Article
Endangered and Threatened Birds of Illinois Prairies as part of "Proceedings of the Sixth North American Prairie Conference" (3.57630)
Date: 1981Creator: Bowles, Marlin L., Kerr, K., Thom, R. H., Birkenholz, D. E.
Type: Book
Description:The digitized document in this record is the chapter: Endangered and Threatened Birds of Illinois Prairies, which is a part of the full document "Proceedings of the Sixth North American Prairie Conference".
Endangered and threatened vertebrate animals and vascular plants of Illinois (3.57628)
Date: 1981Creator: Bowles, Marlin L.
Type: Book
Endangered and Threatened Wildlife and Plants; Determination of Threatened Status for Eastern and Western Prairie Fringed Orchids (3.91091)
Date: 1989Creator: Bowles, Marlin L.
Type: Article
Endangered Plant Inventory And Monitoring Strategies at Indiana Dunes National Lakeshore (3.57372)
Date: January 1986Creator: Bowles, Marlin L., Hess, William J., DeMauro, Marcella M., Hiebert, Ronald D.
Type: Article
Endangered Species Habitat (3.6177)
Date: March 26 1992Creator: Tyznik, Anthony
Type: Map
Description:Layout of habitat with elevations
Extent: 1 sheet
Endangered species: "Hot Spots" (3.57478)
Date: 1997Creator: Dunn, Christopher P., Bowles, Marlin L.
Type: Article
Environmental and Management Effects on Demographic Processes in the U.S. Threatened Platanthera leucophaea (Nutt.) Lindl. (Orchidaceae) (3.94832)
Date: June 28 2021Creator: Bell, Timothy J., Bowles, Marlin L., Zettler, Lawrence W., Pollack, Catherine A., Ibberson, James E.
Type: Article