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Research and visitors center focused on protecting and preserving North America

The home page for the United States Department of Agriculture PLANTS Database

Smoke Tree, Smoke Bush, Smoketree, Smokebush, American Smoke Tree, Cotinus Obovatus, Cotinus coggygria, smoke, tree, bush, Cotinus Obovatus, Cotinus coggygria, cotinus, obovatus, obovatis, obivatus, obivatis

Aggie Horticulture® began serving gardening and horticultural crop production information in October, 1994. Our factsheets, guides and databases are based on years of testing and practice. More than 50 teachers, scientists, and Extension specialists...

VT Forest Biology and Dendrology offers tree identification, growth, and physiology information.

Horticulture Magazine - smart gardening ideas, growing tips and garden how-to techniques help you grow edibles and ornamentals. Includes garden blogs, gardening workshops, garden radio, gardening advice and more.

Online Dictionary - Multiple dictionaries including: English dictionary, medical dictionary, legal dictionary, financial dictionary, computer dictionary, thesaurus, dictionary of acronyms and abbreviations, dictionary of idioms, thesaurus, Columbia e...

Great Plant Picks is an educational program of the Elisabeth C. Miller Botanical Garden, recommending outstanding plants for gardeners living west of the Cascade Mountains from Eugene, Oregon, USA to Vancouver, British Columbia, Canada.

Explore the updated online encyclopedia from Encyclopaedia Britannica with hundreds of thousands of articles, biographies, videos, images, and web sites.