Nominees for the 2009 Annual Award were:

The Art and Science of William Bartram,
Judith Magee (Penn State University Press, co-published with The Natural History Museum, London, 2007)

Botanical Progress, Horticultural Innovations, and Cultural Changes,
Michel Conan (Harvard University Press, 2007)

Chicago Gardens: The Early History
Cathy Jean Maloney (University of Chicago Press, 2008)

Create Your Own Japanese Garden
Motomi Oguchi (Kodansha International, 2007)

Edible: An Illustrated Guide to the World's Food Plants
Deborah Madison (National Geographic Books, 2008)

Flowers and Herbs of Early America,
Lawrence D. Griffith (The Colonial Williamsburg Foundation in association with Yale University Press, 2008)

Fruits and Plains: The Horticultural Transformation of America
Philip J. Pauly (Harvard University Press) 2008

Gardens: A Literary Companion,
ed. by Merilyn Simonds (Greystone Books) 2008

Gardens and Imagination: Cultural History and Agency
Michel Conan (editor) / Dumbarton Oaks Colloquium Series in the History of Landscape Architecture (Dumbarton Oaks Research Library and Collection, 2008)

Glistening carnivores : the sticky-leaved insect-eating plants,
Stewart McPherson (Redfern Natural History Productions Ltd, 2008)

Japanese Gardens: Tranquility, Simplicity, Harmony
Geeta K. Mehta and Kimie Tada; photogr. by Noboru Murata (Tuttle Publishing, a member of the Periplus Publishing Group, 2008)

Louis XIV's Botanical Engravings
Alain Renaux (Lund Humphries, 2008)

Magnificent Buildings, Splendid Gardens
David R. Coffin; ed. by Vanessa Bezemer Sellers (Princeton University Press, 2008)

The Marie Selby Botanical Gardens Illustrated Dictionary of Orchid Genera,
Peggy Alrich (Cornell University Press, 2008)

Middle East Garden Traditions: Unity and Diversity
Michel Conan (editor) / Dumbarton Oaks Colloquium Series in the History of Landscape Architecture (Dumbarton Oaks Research Library and Collection, 2008)

Modern Tropical Garden Design
Made Wijaya; introd. by Tim Street-Porter (Tuttle Publishing, a member of the Periplus Publishing Group, 2007)

Native Ferns, Moss, and Grasses: From Emerald Carpet to Amber Wave, Serene and Sensuous Plants for the Garden,
William Cullina (Houghton Mifflin Harcourt, 2008)

Nature's Beloved Son: Rediscovering John Muir's Botanical Legacy,
Bonnie J. Gisel (Heyday Books, 2008)

The New Encyclopedia of Orchids: 1500 Species in Cultivation,
Isobyl la Croix (Timber Press, 2008)

Perennials Short and Tall,
Moya L. Andrews (Indiana University Press, 2008)

The Tree Book for Kids and Their Grown-Ups,
Gina Ingoglia (Brooklyn Botanic Garden, 2008)

Trees for All Seasons: Broadleaved Evergreens for Temperate Climates,
Sean Hogan (Timber Press, 2008)

Britton's Botanical Empire: The New York Botanical Garden and American Botany, 1888–1929, Peter Mickulas (New York Botanical Garden Press, 2007)

Duke's Handbook of Medicinal Plants of Latin America, James A. Duke (CRC Press - Taylor & Francis Group, 2008)

Genera Palmarum: the evolution and classification of palms,
John Dransfield et al. (Royal Botanic Gardens, Kew, 2008)

Musa Cliffortiana: Clifford's Banana Plant. Reprint and translation of the original edition Leiden 1736,
Carl Linnaeus, Translated into English by Stephen Freer, with an Introduction by Staffan Müller-Wille (Koeltz Scientific Books, 2007)

A natural history of conifers,
Aljos Farjon (Timber Press, 2008)

The New Taxonomy,
Quentin D. Wheeler (CRC Press - Taylor & Francis Group, 2008)

Plant Form: An Illustrated Guide to Flowering Plant Morphology,
Adrian D. Bell (Timber Press, 2008)

Taxonomic Literature: a selective guide to botanical publications and collections with dates, commentaries and types (Supplement VII: F-Frer),
L.J. Dorr and Dan H. Nicolson (A.R.G. Gantner Verlag K.G., 2008)