AMERICA, North and Central, and the West Indies -- Donovan Stewart CORRELL. Native Orchids of North America, North of Mexico. Waltham, Massachusetts: Chronica Botanica Co., 1950. 8° (260 x 167mm). Line drawings throughout after Blanche Ames and Gordon Winston Dillon. Original blue cloth gilt, in protective plastic sleeve. -- Carlyle A. LUER. The Native Orchids of Florida and The Native Orchids of the United States and Canada, excluding Florida. New York: The New York Botanical garden, 1972 and 1975. 2 volumes, 4° (303 x 222mm). With loosely inserted illustrated prospectus to Florida. Colour photographs and line drawings throughout. Grey cloth, coloured dust-jackets. -- Oakes AMES and Donovan Stewart CORRELL. Orchids of Guatemala. Chicago: Chicago Natural History Museum, 1952-3 and 1965. (Printed in Fieldiana: Botany, vol. 26, nos. 1-2 and vol. 31, no. 7.) 2 volumes and supplement in one, 8° (228 x 145mm). Line drawings after Blanche Ames, G.W. Dillon and others. Modern green buckram, original grey paper front covers preserved. -- Jose Celestino Bruno MUTIS Y BOSIO. Flora de la Real Expedicion Botanica del Nuevo reino de Granada. Madrid: Ediciones Cultura Hispanica, 1963-9. Volumes 7 and 8 only (Microspermae Orchidaceae I and II), 2° (525 x 360mm). 101 fine colour-printed plates, and 7 uncoloured plates, after L. de Azero, M. and F. Martinez, S. Rizo and others. Vol. 7 in modern sheep, stamped in blind; vol. 8 in modern brown cloth. Edition limited to 1000 copies. -- R. SCHLECTER. Beiträge zur Orchideeknunde von Zentralamerika. Dahlem, near Berlin: Verlag des Repertoriums, 1922-3. 2 volumes, 8° (250 x 160mm). Original paper wrappers (vol. II loose). -- Carolina Amor de FOURNIER (editor). Hummingbirds and Orchids of Mexico. Mexico: Editorial Fournier S.A., 1963. 2° (405 x 288mm). 59 fine colour-printed plates after Rafael Montes de Oca, line drawings in the text. Grey cloth, gilt, with dust-jacket (slightly frayed). Number 1061 of 1500 copies in English. -- And 16 other works in 17 volumes on North and Central American and West Indian orchids, including works by R. Schlecter, R. Howard, F. Hamer and L. Williams. (26)