New York, Crown Publisher, 1953. In-4 cartonné rouge et noir, 71 p. de texte : Introduction - Glossary - Flower Descriptions - Identification Chart - Index + 400 planches / plates en couleurs. Très bon état (seul 2e plat légèrement abîmé).400 flowers in full color based on paintings by Mary Vaux Walcott, as published by the Smithsonian Institution of Washington, with additional paintings by Dorothy Falcon Platt.