 Newcomb's Wildflower Guide Author: Lawrence Newcomb Manufacturer: Little, Brown and Company
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 A Field Guide to Wildflowers : Northeastern and North-Central North America (Peterson Field Guides) Author: Margaret McKenny Manufacturer: Houghton Mifflin
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 Plant Identification Terminology: An Illustrated Glossary Author: James G. Harris Manufacturer: Spring Lake Pub.
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 Weeds (A Golden Guide from St. Martin's Press) Author: Alexander C. Martin Manufacturer: Golden Guides from St. Martin's Press
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 Fern Finder: A Guide to Native Ferns of Central and Northeastern United States and Eastern Canada (Nature Study Guides) Author: Anne C. Hallowell Manufacturer: Wilderness Press
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 Wildflowers and Winter Weeds Author: Lauren Brown Manufacturer: W. W. Norton & Company
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 Peterson Field Guide to Ferns, Second Edition: Northeastern and Central North America (Peterson Field Guides (R)) Author: Boughton Cobb Manufacturer: Houghton Mifflin
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 Field Guide to the Grasses, Sedges, and Rushes of the Northern United States Author: Edward Knobel Manufacturer: Dover Publications
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 Weeds of the Northeast (Comstock Books) Author: Richard H. Uva Manufacturer: Cornell University Press
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 A Field Guide to Trees and Shrubs: Northeastern and north-central United States and southeastern and south-centralCanada (Peterson Field Guides (R)) Manufacturer: Houghton Mifflin
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 The Shrub Identification Book: The Visual Method for the Practical Identification of Shrubs, Including Woody Vines and Ground Covers Author: George W. Symonds Manufacturer: William Morrow
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 How To Identify Grasses: And Grasslike Plants Author: H.D. Harrington Manufacturer: Swallow Press
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 Manual of the Grasses of the United States Volume 2 Author: A. S. Hitchcock Manufacturer: Dover Publications
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 A Naturalist`s Guide to Wetland Plants: An Ecology for Eastern North America Author: Donald D. Cox Manufacturer: Syracuse University Press
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 Common Weeds of the United States Author: U.S. Dept. of Agriculture Manufacturer: Dover Publications
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 Agnes Chase`s First Book of Grasses Author: Agnes Chase Manufacturer: Smithsonian
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 Manual of the Grasses of the United States Volume 1 Author: A. S. Hitchcock Manufacturer: Dover Publications
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 A Field Guide to Ferns and their related families: Northeastern and Central North America with a section on species also found in the British Isles and Western Europe (Peterson Field Guides(R)) Author: Boughton Cobb Manufacturer: Houghton Mifflin
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