We have used all of these sites and find them informative and helpful and they generally lack advertising.
Bryn Mawr Neighborhood Association The Bryn Mawr Neighborhood borders Wirth Park to the east and is the only active neighborhood group near the Garden. They publish the Bryn Mawr Bugle.
Andersen Horticultural Library Located at the University of Minnesota Landscape Arboretum
Audubon Minnesota State chapter of National Audubon - Emphasis on Birds
Friends of Loring Park A site dedicated to the preservation and improvement of this historic 35-acre “central” park near downtown Minneapolis, Minnesota.
Garden Clubs of Minnesota An organization interested in nature’s preservation, nurture and enjoyment.
Men's and Women's Garden Club of Minneapolis A membership organization for all people interested in gardening.
Minneapolis Park & Recreation Board Use this link to go to the Wildflower Garden and its program information, etc.
Minnesota Horticultural Society and Northern Gardener State society and their publication "Northern Gardner"
Minnesota Native Plant Society A site dedicated to the conservation and appreciation of Minnesota’s native plants and plant communities
Minnesota Wildflowers Photos and information about wildflowers that grow in Minnesota, both native and non-native.
University of Minnesota Landscape Arboretum Large plant community, educational programs, reference library
Montana Native Plant Society Western plant information with informative newsletter "Kelseya"
New England Wildflower Society East Coast information plus informative publication "New England Wild"
Biota of North America Program - North American Plant Atlas Presents distribution maps for plant families, genus or species by state and county level. Not as comprehensive as USDA but great maps.
Butterflies of Minnesota Presents a good selection of butterflies
Grasses of North America A most comprehensive site by University of Utah
Flora of North America Online volumes by Plant Family of species information.
Robert W. Freckmann Herbarium University of Wisconsin State Herbarium site for comprehensive information on plants native to Wisconsin
Kurt Stüber's Online Library Comprehensive selection of old botanical prints.
Minnesota DNR Invasive Species Site Department of Natural Resources site provides information on invasive species in MN
Minnesota DNR Plants of Minnesota site Department of Natural Resources site provides information and photos on plants in MN (not as comprehensive as the Annotated Checklist - see Bell Museum below)
USDA Comprehensive site for plant information covering the entire United States. Search by Scientific or Common name. Best to use the genus and species name as many revisions have occurred to scientific nomenclature in recent years.