1894 annual descriptive catalogue : seeds - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (1894)

1895 annual descriptive catalogue of seeds - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (1895)

1898 wholesale price-list of garden, flower, tree, agricultural and herb seeds : also, a select list of gladioli and other spring bulbs - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (J.M. Thorburn & Co, 1898)

1900 trade price-list of garden, flower, tree, agricultural and herb seeds : also, a select list of gladioli and other spring bulbs - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (J.M. Thorburn & Co, 1900)

1916 Thorburn's seeds - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (J.M. Thorburn & Co, 1916)

1927 autumn catalogue of Rockmont Nursery : new or noteworthy plants - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (D.M. Andrews, 1927)

1929 autumn catalogue [of] Rockmont Nursery : new or noteworthy plants - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (D.M. Andrews, 1929)

1936 list of annuals and perennials - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Elizabeth Rodman, 1936)

1980 C.B. annual report - Cathedral Bluffs Shale Oil Company. (Cathedral Bluffs Shale Oil Company, 1981)

1997 IUCN red list of threatened plants (1997)

500 wild flowers of San Antonio and vicinity - Quillin, Ellen Schulz, 1892 -1970 (The author, 1922)

99 range forage plants of the Canadian prairies - Canada. Department of Agriculture. (Dept. of Agriculture, 1956)

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

Abhandlungen herausgegeben vom Naturwissenschaftlichen Verein zu Bremen - Naturwissenschaftlicher Verein zu Bremen. (Im Selbstverlag des Naturwissenschaftlichen Vereins, 1880)

The Academy newsletter - California Academy of Sciences (The Academy, 1962)

Acta Botánica Mexicana - Instituto de Ecología, A C. (Instituto de Ecología, A C, 1990)

Acta Botánica Mexicana - Instituto de Ecología, A C. (Instituto de Ecología, A C, 1991)

Acta Botánica Mexicana - Instituto de Ecología, A C. (Instituto de Ecología, A C, 1992)

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, 2000)

Acta Botánica Mexicana - Instituto de Ecología, A C. (Instituto de Ecología, A C, 2001)

Acta Botánica Mexicana - Instituto de Ecología, A C. (Instituto de Ecología, A C, 2003)

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, 2016)

Acta Botánica Mexicana - Instituto de Ecología, A C. (Instituto de Ecología, A C, 2017)

Acta Societatis pro Fauna et Flora Fennica - Societas pro Fauna et Flora Fennica (Societas, 1919)

Acta Societatis Scientiarum Fennicae - Suomen Tiedeseura ([Suomen Tiedeseura], 1906)

Addisonia : colored illustrations and popular descriptions of plants - New York Botanical Garden (New York Botanical Garden, 1954)

Addisonia : colored illustrations and popular descriptions of plants - New York Botanical Garden (New York Botanical Garden, 1960)

Addisonia : colored illustrations and popular descriptions of plants - New York Botanical Garden (New York Botanical Garden, 1961)

Additions to the flora of Vancouver Island - Macoun, James Melville, 1862 -1920 (s.n, 1913)

Alfred Bridgeman seeds - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (1901)

Alfred Bridgeman seeds - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (1902)

Alfred Bridgeman seeds - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Alfred Bridgeman, 1900)

Allan Hancock Pacific expeditions. [Reports] - Allan Hancock Foundation. (University of Southern California Press, 1946)

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

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

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

Alpine flora of the Canadian Rocky Mountains - Brown, Stewardson, 1867 -1921 (G. P. Putnam's sons, 1907)

Alpine rock plants & seeds, native shrubs, trees & bulbs, ferns & hardy plants - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Mrs. Clarice Nye, 1930)

The alpine vascular flora and vegetation of Prospect Mountain, front range, Rocky Mountains, Alberta - Mortimer, Patricia R. (University of Alberta, Dept. of Botany, 1978)

Alpines, native plants of the National Park Region - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Frank H. Rose, 1944)

Alpines, native plants of the National Park Region collected for you - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Frank H. Rose, 1947)

Alpines, native plants of the National Park Region : flowers, shrubs, trees, ferns, bulbs, seeds - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Frank H. Rose, 1948)

The American botanist and florist; including lessons in the structure, life, and growth of plants; together with a simple analytical flora, descriptive of the native and cultivated plants growing in the Atlantic division of the American union - Wood, Alphonso, 1810 -1881 (A.S. Barnes & company, 1870)

The American botanist and florist : including lessons in the structure, life, and growth of plants : together with a simple analytical flora, descriptive of the native and cultivated plants growing in the Atlantic division of the Americ by Alphonso Wood - Wood, Alphonso, 1810 -1881 (A. S. Barnes, 1877)

The American botanist and florist, including lessons in the structure, life growth of plants, together with a simple analytical flora, descriptive of the native and cultivated plants growing in the Atlantic division of the American union - Wood, Alphonso, 1810 -1881 (Barnes, 1900)

The American botanist and florist: including lessons in the structure, life, and growth of plants; together with a simple analytical flora, descriptive of the native and cultivated plants growing in the Atlantic division of the American union - Wood, Alphonso, 1810 -1881 (A. S. Barnes & Company, 1873)

The American botanist and florist: including lessons in the structure, life, and growth of plants; together with a simple analytical flora, descriptive of the native and cultivated plants growing in the Atlantic division of the American union - Wood, Alphonso, 1810 -1881 (A. S. Barnes, 1870)

The American botanist : a monthly journal for the plant lover - Clute, Willard Nelson, 1869 -1950 (Willard N. Clute & Co, 1913)

The American botanist : a monthly journal for the plant lover - Clute, Willard Nelson, 1869 -1950 (Willard N. Clute & Co, 1922)

American fern journal - American Fern Society. (American Fern Society, 1928)

American fern journal - American Fern Society. (American Fern Society, 1996)

American insects - Kellogg, Vernon L. (Vernon Lyman), 1867 -1937 (Constable and Co, 1905)

American insects - Kellogg, Vernon L. (Vernon Lyman), 1867 -1937 (Holt, 1904)

American insects - Kellogg, Vernon L. (Vernon Lyman), 1867 -1937 (H. Holt and Company, 1905)

American insects - Kellogg, Vernon L. (Vernon Lyman), 1867 -1937 (H. Holt and Company, 1908)

American insects - Kellogg, Vernon L. (Vernon Lyman), 1867 -1937 (Holt, 1914)

American journal of botany - Botanical Society of America. (Published in cooperation with the Botanical Society of America by the Brooklyn Botanic Gardens, 1918)

American journal of botany - Botanical Society of America. (Published in cooperation with the Botanical Society of America by the Brooklyn Botanic Gardens, 1919)

American journal of botany - Botanical Society of America. (Published in cooperation with the Botanical Society of America by the Brooklyn Botanic Gardens, 1920)

American journal of pharmacy - Philadelphia College Of Pharmacy (Philadelphia College of Pharmacy, 1891)

The American journal of science (J.D. & E.S. Dana, 1909)

The American naturalist - American Society of Naturalists. (Published for the American Society of Naturalists by the University of Chicago Press [etc.], 1867)

The American naturalist - American Society of Naturalists. (Published for the American Society of Naturalists by the University of Chicago Press [etc.], 1880)

The American naturalist - American Society of Naturalists. (Published for the American Society of Naturalists by the University of Chicago Press [etc.], 1891)

The American naturalist - American Society of Naturalists. (Published for the American Society of Naturalists by the University of Chicago Press [etc.], 1903)

The American naturalist - American Society of Naturalists. (Published for the American Society of Naturalists by the University of Chicago Press [etc.], 1916)

The American outdoors : management for beauty and use - United States. Forest Service. (U.S. Dept. of Agriculture, Forest Service, 1965)

Anales de la Sociedad Científica Argentina - Sociedad Científica Argentina ([Sociedad Científica Argentina], 1928)

Anales de la Sociedad Española de Historia Natural - Sociedad Española de Historia Natural. (La Sociedad, 1872)

Anales de la Sociedad Española de Historia Natural - Sociedad Española de Historia Natural. (La Sociedad, 1873)

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

Anales de la Sociedad Española de Historia Natural - Sociedad Española de Historia Natural. (La Sociedad, 1886)

Anales de la Sociedad Española de Historia Natural - Sociedad Española de Historia Natural. (La Sociedad, 1888)

Anales de la Sociedad Española de Historia Natural - Sociedad Española de Historia Natural. (La Sociedad, 1891)

Anales de la Sociedad Española de Historia Natural - Sociedad Española de Historia Natural. (La Sociedad, 1893)

Anales de la Sociedad Española de Historia Natural - Sociedad Española de Historia Natural. (La Sociedad, 1894)

Anales de la Sociedad Española de Historia Natural - Sociedad Española de Historia Natural. (La Sociedad, 1895)

Anales de la Sociedad Española de Historia Natural - Sociedad Española de Historia Natural. (La Sociedad, 1897)

Anales de la Sociedad Española de Historia Natural - Sociedad Española de Historia Natural. (La Sociedad, 1898)

Anales de la Sociedad Española de Historia Natural - Sociedad Española de Historia Natural. (La Sociedad, 1899)