1891 fall trade catalogue of bulbs, seeds for fall planting, palms, orchids, foliage plants, hardy herbaceous perennials, implements, etc - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (United States Nurseries, 1891)

1949 orchids by Wilson - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wilson's Orchids, 1949)

1953 list of orchids - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Franklin W. Gamble Orchid Nursery, 1953)

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)

1955 catalog - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Orchid Ranch, Inc, 1955)

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

1997 IUCN red list of threatened plants (1997)

Abhandlungen der Mathematisch-Physischen Classe der Königlich Sächsischen Gesellschaft der Wissenschaften zu Leipzig - Königlich Sächsische Gesellschaft der Wissenschaften zu Leipzig. (B.G. Teubner, 1861)

About orchids; a chat - Boyle, Frederick, 1841 -1914 (Chapman and Hall, 1893)

Abridged list of plants - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Germain, 1891)

Acres of orchids - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Rod McLellan Co, 1958)

Acres of orchids 1956 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Rod McLellan Co, 1956)

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, 2010)

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, 2017)

Acta Botánica Mexicana - Instituto de Ecología, A C. (Instituto de Ecología, A C, 2018)

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)

All plants in bud - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Margaret Ilgenfritz, 1954)

Allgemeine botanische Zeitschrift für Systematik, Floristik, Pflanzengeographie etc - Kneucker, Johann Andreas, 1862 -1946 (J.J. Reiff, 1905)

Allgemeine botanische Zeitschrift für Systematik, Floristik, Pflanzengeographie etc - Kneucker, Johann Andreas, 1862 -1946 (J.J. Reiff, 1909)

Allgemeine botanische Zeitschrift für Systematik, Floristik, Pflanzengeographie etc - Kneucker, Johann Andreas, 1862 -1946 (J.J. Reiff, 1916)

Allgemeine Gartenzeitung - Otto, Friedrich, 1783 -1856 (1843)

Allgemeine Gartenzeitung - Otto, Friedrich, 1783 -1856 (1844)

Allgemeine Gartenzeitung - Otto, Friedrich, 1783 -1856 (1845)

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

Allgemeine Gartenzeitung - Otto, Friedrich, 1783 -1856 (1847)

Allgemeine Gartenzeitung - Otto, Friedrich, 1783 -1856 (1848)

Allgemeine Gartenzeitung - Otto, Friedrich, 1783 -1856 (1849)

Allgemeine Gartenzeitung - Otto, Friedrich, 1783 -1856 (1850)

Allgemeine Gartenzeitung - Otto, Friedrich, 1783 -1856 (1851)

Allgemeine Gartenzeitung - Otto, Friedrich, 1783 -1856 (1852)

Allgemeine Gartenzeitung - Otto, Friedrich, 1783 -1856 (1853)

Allgemeine Gartenzeitung - Otto, Friedrich, 1783 -1856 (1854)

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

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

The amateur orchid cultivators' guide book - Burberry, H. A. (Blake & Mackenzie, 1894)

Amateur orchid cultivators' guide book - Burberry, H. A. (Blake and Mackensie, 1899)

The amateur orchid cultivators' guide book - Burberry, H. A. (Blake & Mackenzie, 1900)

American agriculturist (Orange Judd Co., Publishers [etc.], 1860)

American agriculturist (Orange Judd Co., Publishers [etc.], 1876)

The American florist : a weekly journal for the trade - American Florists Company. (American Florist Company, 1886)

The American florist : a weekly journal for the trade - American Florists Company. (American Florist Company, 1887)

The American florist : a weekly journal for the trade - American Florists Company. (American Florist Company, 1888)

The American florist : a weekly journal for the trade - American Florists Company. (American Florist Company, 1889)

The American florist : a weekly journal for the trade - American Florists Company. (American Florist Company, 1890)

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, 1892)

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, 1894)