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| Container Gardening (Sunset Series) | Webster, Vicki | Gardening |
| Container Gardening for Dummies | Marken, Bill and Editors of the National Gardening Association | Gardening |
| Cook Forest: An Island in Time | Cook, A.E. | Natural History |
| Cornell Book of Herbs and Edible Flowers | Mackin, J. | Edible Plants |
| CRC Handbook of Medicinal Herbs | Duke. J. A. | Medicinal Plants Edible Plants |
| Creating a Butterfly Garden | Schneck, M. | Gardening Wildlife |
| Creating Sanctuary: A New Approach to Gardening in the Washington Metropolitan Area | Mitchell, S. | Gardening Wildlife |
| Creative Propagation | Thompson, P. | Plant Propagation |
| Dakota Flora: A Seasonal Sampler | Ode, D. J. | Plant Identification |
| Dale Groom's Texas Gardening Guide | Groom, D. | Gardening Landscaping |
| Daleae imagines : an illustrated revision of Errazurizia Philippi, Psorothamnus Rydberg, Marina Leibmann, and Dalea Lucanus emend. Barneby, including all species of Leguminosae tribe Amorpheae Borissova ever referred to Dalea | Barneby, Rupert C. | Mimosa spp. |
| Dangerous Flora | Allen, M. & M. Peissel | Poisonous Plants |
| Dangerous Liaisons?: When Cultivated Plants Mate with Their Wild Relatives | Ellstrand, N. C. | Plant Propagation |
| Dangerous Plants | Tampion, J. | Poisonous Plants Plant Identification |
| Deerproofing Your Yard & Garden | Rhonda Massingham Hart | Useful Plants |
| Delaware Trees & Wildflowers: An Introduction to Familiar Species (A Pocket Naturalist Guide) | Kavanagh, J. M. | Wildflowers |
| Desert Excellence A Guide to Natural Landscaping | Martino, S. & V. Swaback | Landscaping Natural History |
| Desert Plants of Utah | Andersen, B.A. | Plant Identification |
| Desert Plants: A Curator's Introduction to the Huntington Desert Garden | Lyons, G. | Plant Identification |
| Deserts (Audubon Society Nature Guides) | MacMahon. J.A. | Natural History Plant Identification |
| Design With Culture: Claiming America’s Landscape Heritage | Birnbaum, C. A. and M. V. Hughes | Landscaping Natural History |
| Designing Gardens with Flora of the American East | Summers, Carolyn | Wildlife |
| Designing with Succulents | Baldwin, D.L. | Gardening |
| Devil's Garden: Facts and Folklore of Perilous Plants | Ricciuti, E.R. | Poisonous Plants |
| Dictionary of Common Wildflowers of Texas and the Southern Great Plains | Holloway, J. E.; A. Neill | Wildflowers |
| Directory to Resources on Wildflower Propagation | Sullivan, G. A. & R. H. Daley | Plant Propagation Wildflowers |
| Discover California Wildflowers | Casebeer, M. | Wildflowers |
| Discovering Wild Plants: Alaska, Western Canada, the Northwest | Schofield, J.J. | Useful Plants Medicinal Plants Edible Plants Natural History |
| Distribution of the Vascular Flora of Georgia | Jones, S.B. & N.C. Coile | Plant Identification |
| Divine Nature of Plants: Wisdom of the Earth Keepers | Aversano, L. | Medicinal Plants |
| Dryland Gardening: Plants That Survive and Thrive in Tough Conditions | Bennett, J. | Gardening |
| Durable Plants for the Garden | Plant Select | Gardening |
| Dyes from American Native Plants: A Practical Guide | Richards, L.; R. J. Tyrl | Useful Plants |
| Dyes from nature | Buchanan, R. | Useful Plants |
| Early Uses of California Plants | Balls, E.K. | Useful Plants |
| Earth Medicine, Earth Food | Michael A. Weiner | Medicinal Plants |
| East Gulf Coastal Plain Wildflowers | Nelson, G. | Wildflowers |
| East-West Botanicals: Comparisons of Medicinal Plants Disjunct Between Eastern Asia and Eastern North America | Foster, S. | Medicinal Plants |
| Eastern Forests (Audubon Society Nature Guides) | Sutton, A. & M. Sutton | Plant Identification Natural History Wildlife |
| Eastern North America's Wildflowers | Linn, L. C. | Wildflowers |
| Easy Care Native Plants : A Guide to Selecting and Using Beautiful American Flowers, Shrubs, and Trees in Gardens and Landscapes | Taylor, P. A. | Gardening |
| Easy Gardens for the South (First Edition) | Cotten, H.; Crawford, P. and Pleasant, B. | Gardening |
| Eat The Weeds | Harris, B. C. | Edible Plants |
| Ecology & Restoration of Northern California Coastal Dunes | Pickart, A.J. & J.O. Sawyer | Natural History Invasive Plants |
| Ecology, Conservation, & Management of Vernal Pool Ecosystems | Witham, C.W. | Natural History |
| Ecosystems of Florida | Myers, Ronald L.; John J. Ewel | Invasive Plants Natural History Rare and Endangered Wildlife |
| Edible and Medicinal Plants of the Rockies | Kershaw, L. (Author), Craig, L. and McCloskey, E. (Editors), Sheldon, I. (Illustrator) | Plant Identification |
| Edible and Useful Plants of California | Clark, C.B. | Useful Plants Edible Plants |
| Edible and Useful Plants of Texas and the Southwest: A Practical Guide | Tull, D. | Plant Identification |
| Edible and Useful Plants of Texas and the Southwest: Including recipes, harmful plants, natural dyes, and textile fibers: A Practical Guide | Tull, D. | Edible Plants Medicinal Plants Poisonous Plants Useful Plants |
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