1953 - offer 59A - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Pearce Seed Company, 1953)

1953 - offer 59B - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Pearce Seed Company, 1953)

1957 : orchids, tropical foliage plants - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Alberts & Merkel Bros., Inc, 1957)

1959 garden beauty specials - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Nelis Nurseries, Inc, 1959)

1997 IUCN red list of threatened plants (1997)

Abhandlungen der Königlichen Akademie der Wissenschaften zu Berlin - Deutsche Akademie der Wissenschaften zu Berlin. (Realschul-Buchhandlung, 1822)

Abhandlungen der Königlichen Akademie der Wissenschaften zu Berlin - Deutsche Akademie der Wissenschaften zu Berlin. (Realschul-Buchhandlung, 1883)

Abhandlungen der Königlichen Gesellschaft der Wissenschaften zu Göttingen - Akademie der Wissenschaften in Göttingen (In der Dieterichschen Buchhandlung, 1864)

Acta Botánica Mexicana - Instituto de Ecología, A C. (Instituto de Ecología, A C, 1993)

Acta Botánica Mexicana - Instituto de Ecología, A C. (Instituto de Ecología, A C, 1994)

Acta Botánica Mexicana - Instituto de Ecología, A C. (Instituto de Ecología, A C, 1995)

Acta Botánica Mexicana - Instituto de Ecología, A C. (Instituto de Ecología, A C, 1996)

Acta Botánica Mexicana - Instituto de Ecología, A C. (Instituto de Ecología, A C, 1999)

Acta Botánica Mexicana - Instituto de Ecología, A C. (Instituto de Ecología, A C, 2005)

Acta Botánica Mexicana - Instituto de Ecología, A C. (Instituto de Ecología, A C, 2007)

Acta Botánica Mexicana - Instituto de Ecología, A C. (Instituto de Ecología, A C, 2012)

Acta Botánica Mexicana - Instituto de Ecología, A C. (Instituto de Ecología, A C, 2013)

Acta Societatis pro Fauna et Flora Fennica - Societas pro Fauna et Flora Fennica (Societas, 1921)

Adansonia; recueil d'observations botaniques - Baillon, H. (Henri), 1827 -1895 (H. Baillon et F. Savy, 1860)

Adansonia; recueil d'observations botaniques - Baillon, H. (Henri), 1827 -1895 (H. Baillon et F. Savy, 1873)

Addisonia : colored illustrations and popular descriptions of plants - New York Botanical Garden (New York Botanical Garden)

Addisonia : colored illustrations and popular descriptions of plants - New York Botanical Garden (New York Botanical Garden, 1933)

African violets, epescias, begonias, shade plants - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Mrs. Leo Spengler, 1956)

African violets, gesneriads, begonias, etc - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Mrs. Leo Spengler, 1958)

African violets, gesneriads, begonias, shade plants - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Mrs. Leo Spengler, 1957)

Agricultural news - Great Britain. Imperial Dept. of Agriculture for the West Indies. (Bowen & sons, 1910)

Agricultural news - Great Britain. Imperial Dept. of Agriculture for the West Indies. (Bowen & sons, 1917)

Agricultural news - Great Britain. Imperial Dept. of Agriculture for the West Indies. (Bowen & sons, 1918)

Aguas continentales y diversidad biológica de México - Arriaga Cabrera, Laura (Comisión Nacional para el Conocimiento y Uso de la Biodiversidad (CONABIO), 2000)

Album da Secção de Botanica do Museu Paulista e suas dependencias, etc - Hoehne, F. C. (Frederico Carlos), 1882 -1959 (1925)

Allgemeine botanische Zeitschrift für Systematik, Floristik, Pflanzengeographie etc - Kneucker, Johann Andreas, 1862 -1946 (J.J. Reiff, 1902)

Allgemeine Gartenzeitung - Otto, Friedrich, 1783 -1856 (1846)

Allgemeine Gartenzeitung - Otto, Friedrich, 1783 -1856 (1855)

Allgemeine Gartenzeitung - Otto, Friedrich, 1783 -1856 (1856)

Allgemeine Naturgeschichte für alle Stände - Oken, Lorenz, 1779 -1851 (Hoffman'sche Verlags-Buchhandlung, 1841)

Allgemeine Pflanzenkaryologie - Tischler, Georg Friedrich Leopold, 1878 - (G. Borntraeger, 1921)

American fern journal - American Fern Society. (American Fern Society, 1972)

The American florist : a weekly journal for the trade - American Florists Company. (American Florist Company, 1891)

The American florist : a weekly journal for the trade - American Florists Company. (American Florist Company, 1893)

The American florist : a weekly journal for the trade - American Florists Company. (American Florist Company, 1904)

American flower-garden directory... - Buist, Robert, 1805 -1880 (1851)

The American flower garden directory - Buist, Robert, 1805 -1880 (Carey and Hart, 1841)

American flower-garden directory... - Buist, Robert, 1805 -1880 (1852)

The American flower garden directory : containing practical directions for the culture of plants, in the hot-house, garden-house, flower garden and rooms and parlours, for every month in the year ... Instructions for erecting a hot-house, green-house, and laying out a flower garden, also ... lists of annuals, biennials, and ornamental shrubs ... - Buist, Robert, 1805 -1880 (E.L. Carey & A. Hart, 1834)

American flower-garden directory : containing practical directions for the culture of plants in the hot-house, garden-house, flower garden, and rooms or parlours, for every month in the year ... Instructions for erecting a hot-house, green-house, and laying out a flower garden ... with lists of annuals, biennials, and ornamental shrubs ... - Buist, Robert, 1805 -1880 (Printed for the authors by Adam Waldie, 1832)

American flower-garden directory : containing practical directions for the culture of plants in the flower-garden, hot-house, green-house, rooms, or parlour windows ... - Buist, Robert, 1805 -1880 (Orange Judd, 1854)

American flower-garden directory : containing practical directions for the culture of plants in the flower-garden, hot-house, green-house, rooms, or parlour windows ... (Orange Judd, 1854)

American flower garden directory: containing practical directions for the culture of plants in the flower garden, hot-house, green-house, rooms, or parlour windows, for every month in the year. With a description of the plants most desirable in each, the nature of the soil, and situation best adapted to their growth, the proper season for transplanting, &c. Instructions for erecting a hot-house, green-house, and laying out a flower garden. The whole adapted to either large or small gardens, with instructions for preparing the soil, propagating, planting, pruning, training, and fruiting the grape vine. With descriptions of the best sorts for cultivating in the open air - Buist, Robert, 1805 -1880 (Carey and Hart, 1845)

American flower-garden directory: containing practical directions for the culture of plants in the flower-garden, hot-house, green-house, rooms, or parlor windows, for every month in the year - Buist, Robert, 1805 -1880 (A. Hart, late Carey and Hart, 1851)

The American journal of horticulture and florist's companion (J.E. Tilton and Co, 1868)

Anales de la Sociedad Española de Historia Natural - Sociedad Española de Historia Natural. (La Sociedad, 1883)

Anales de la Universidad Central del Ecuador - Universidad Central del Ecuador. (Imp. de la Universidad Central, 1906)

Anales del Museo Nacional de Historia Natural de Buenos Aires - Museo Nacional de Historia Natural de Buenos Aires. (Impr. y Casa Editora "Juan A. Alsina", 1911)

Analyse des familles des plantes, avec l'indication des principaux genres qui s'y rattachent - Du Mortier, B.-C. (Barthélemy-Charles), 1797 -1878 (Impr. de J. Casterman, Aîne, 1829)

Analytical key to the ferns and flowering plants in the Atlantic section of middle Florida. (Wild and cultivated) - Baerecke, John Frederic, 1851 -1920 (News Pub. Co, 1914)

Animal keepers' forum - American Association of Zoo Keepers (American Association of Zoo Keepers, 1999)

Annales botanices systematicae - Walpers, Wilhelm Gerhard, 1816 -1853 (Sumtibus F. Hofmeister, 1848)

Annales des sciences naturelles. Botanique (Fortin, Masson, 1842)

Annales des sciences naturelles. Botanique (Fortin, Masson, 1843)

Annales des sciences naturelles. Botanique (Fortin, Masson, 1859)

Annales des sciences naturelles. Botanique (Fortin, Masson, 1860)

Annales des sciences naturelles. Botanique (Fortin, Masson, 1882)

Annales du Jardin botanique de Buitenzorg - Kebun Raya Indonesia. (E.J. Brill [etc.], 1891)

Annales du Jardin botanique de Buitenzorg - Kebun Raya Indonesia. (E.J. Brill [etc.], 1911)

Annales du Jardin botanique de Buitenzorg - Kebun Raya Indonesia. (E.J. Brill [etc.], 1916)

Annals of applied biology - Association of Applied Biologists. (Association of Applied Biologists [etc.], 1918)

Annals of botany - Balfour, Isaac Bayley, 1853 -1922 (Academic Press [etc.], 1887)

Annals of botany - Balfour, Isaac Bayley, 1853 -1922 (Academic Press [etc.], 1893)

Annals of botany - Balfour, Isaac Bayley, 1853 -1922 (Academic Press [etc.], 1896)

Annals of horticulture ; and year-book of information on practical gardening (Charles Cox, 1847)

Annals of the Carnegie Museum - Carnegie Museum (Published by authority of the Board of Trustees of the Carnegie Institute, 1934)

Annals of the Missouri Botanical Garden - Missouri Botanical Garden. (Missouri Botanical Garden Press, 1915)

Annals of the Missouri Botanical Garden - Missouri Botanical Garden. (Missouri Botanical Garden Press, 1942)

Annals of the Missouri Botanical Garden - Missouri Botanical Garden. (Missouri Botanical Garden Press, 1945)

Annals of the Missouri Botanical Garden - Missouri Botanical Garden. (Missouri Botanical Garden Press, 1949)

Annals of the Missouri Botanical Garden - Missouri Botanical Garden. (Missouri Botanical Garden Press, 1969)