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REFERENCES
<br />Aaseng, N.E., 1993. Minnesota's Native Vegetation. A Key to the Natural Communities, Version
<br />3 1 Minnesota Department of Natural Resources Biological Report Number 20. Saint Paul,
<br />Minnesota
<br />Bell Museum of Natural History, 1993. Minnesota Vascular Plant Database.
<br />www.wildflowers.umn.edu. University of Minnesota. Saint Paul, Minnesota.
<br />Coffin, B., and L. Pfanmuller, Eds. 1988. Minnesota's Endangered Flora and Fauna. University of
<br />Minnesota Press, Minneapolis.
<br />Gleason, H.A., and A. Cronquist, 1991. Manual of Vascular Plants of the Northeastern United
<br />States and Adjacent Canada. 2nd Edition. New York Botanical Garden, Bronx, New York.
<br />Holmgren, Noel H., 1998. The Illustrated Companion to Gleason and Cronquist 's Manual.
<br />Illustrations of Vascular Plants of Northeastern United States and Adjacent Canada. New
<br />York Botanical Garden. Bronx, New York.
<br />Husveth, J.J. 2003. Ecological surveys of rare plants and plant communities in Eastern Anoka
<br />County, Minnesota. Final report submitted to the Natural Heritage and Nongame Research
<br />Program, Minnesota Dept. of Natural Resources. Saint Paul, Minnesota. 12 pp.
<br />Marschner, F.J., 1974. The Original Vegetation of Minnesota. Map compiled from U.S. General
<br />Land Office survey notes. U.S.F.S., North Central Forest Experiment Station, St. Paul.
<br />Minnesota County Biological Survey, 1995. Minnesota 's St. Croix River Valley and Anoka
<br />Sandplain: Maps of Native Habitats. Minnesota Department of Natural Resources, Saint
<br />Paul.
<br />Minnesota County Biological Survey, 1993. Minnesota's Native Vegetation: A Key to the Native
<br />Communities, version 1.5. Biological Report 20, Minnesota DNR, St. Paul.
<br />Minnesota Department of Natural Resources, 1996. Minnesota's List of Endangered, Threatened,
<br />and Special Concern Species. Minnesota Natural Heritage and Nongame Research Program.
<br />Saint Paul, Minnesota
<br />Ownbey, G. B., and T. Morely, 1991. Vascular Plants of Minnesota: A Checklist and Atlas.
<br />University of Minnesota Press, Minneapolis.
<br />Soil Conservation Service, 1977. Soil Survey of Anoka County, Minnesota. United States
<br />Department of Agriculture, Univ. of Minnesota Agricultural Experiment Station, St. Paul.
<br />Wovcha, D., B. Delaney, and G. Nordquist, 1995. Minnesota's St. Croix River Valley and Anoka
<br />Sandplain. A Guide to Native Habitats. University of Minnesota Press. Minneapolis,
<br />Minnesota.
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