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Plants Primary Research Resources: " Wildflowers (Northeastern/North-central North America)" by Roger T. Peterson and Margaret McKeeny "National Audubon Society Filed Guide to North American Wildflowers (Eastern Region)" by William A. Niering and Nancy C. Olmstead Connecticut Botanical Society Website A special thanks goes to Ken Clark, Chapter President of the Howard County, MD Sierra Club, Sue Muller, Outings Leader of the Howard County, MD Sierra Club and Naturalist for the Howard County, MD Dept. of Parks and Recreation and Andy Moser, Fish and Wildlife Biologist of the U.S. Fish and Wildlife Service. Their help with the identification of these species has been invaluable. |
