State-level vouchering data contributors and centers for phytogeographic research
- Kelly W. Allred, New Mexico State University
- Al Batten, University of Alaska at Fairbanks
- David Biek, Tacoma, Washington
- Steve Carwile, Denali National Park and Preserve
- Anita F. Cholewa, University of Minnesota
- William J. Cody, Eastern Cereal And Oilseed Research Centre (in progress)
- Mary Beth Cook, Wrangell-St. Elias National Park
- Tom S. Cooperrider, Kent State University
- Miwako K. Cooperrider, Kent State University
- Virginia Crouch, District of Columbia Natural Heritage Program
- George W. Douglas, British Columbia Conservation Data Centre
- Wilbur H. Duncan, University of Georgia
- Walter Fertig, Wyoming Natural Diversity Database
- Craig C. Freeman, University of Kansas
- Sarah Gage, University of Washington
- Robert R. Haynes, University of Alabama
- Karl Holte, Idaho State University (in progress)
- John H. Hudson, Saskatoon
- Robert B. Kaul, University of Nebraska-Lincoln
- Chris Lea, District of Columbia Natural Heritage Program
- Frank Lomer, New Westminster, British Columbia
- William McAvoy, Delaware Natural Heritage Program
- Lucile M. McCook, University of Mississippi
- Ronald L. McGregor, University of Kansas
- Max Medley, Norman, Oklahoma
- Janice Meyer, Rutgers University
- Richard S. Mitchell, New York State Museum
- Robert H. Mohlenbrock, Southern Illinois University
- Jennifer A. Moore, University of Georgia
- Carolyn Parker, University of Alaska at Fairbanks
- Carl Roland, Denali National Park and Preserve
- Steven B. Rolfsmeier, University of Nebraska-Lincoln
- Thomas Rosatti, University of California at Berkeley
- Edwin B. Smith, University of Arkansas
- Bruce Sorrie, Southern Pines, North Carolina
- Christine Tempe, New York State Museum
- R. Dale Thomas, Northeast Louisiana University
- Susan Thompson, Carnegie Museum of Natural History
- Carol A. Todzia, University of Texas
- Joe Van Horn, Denali National Park and Preserve
- William A. Weber, University of Colorado at Boulder
- Stanley L. Welsh, Brigham Young University
- Thomas Wieboldt, Virginia Polytechnic Institute
- Hugh D. Wilson, Texas A&M University
- Peter Zika, Seattle, Washington
Last updated September 19, 1999, by Amy Farstad.
