1954 handbook of alpines and rock garden plants - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Mayfair Nurseries, 1954)

1997 IUCN red list of threatened plants (1997)

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

Abhandlungen - Heidelberger Akademie der Wissenschaften. Mathematisch-Naturwissenschaftliche Klasse. (W. de Gruyter [etc.], 1914)

Abhandlungen der Königlichen Akademie der Wissenschaften zu Berlin - Deutsche Akademie der Wissenschaften zu Berlin. (Realschul-Buchhandlung, 1891)

Abhandlungen der Naturforschenden Gesellschaft zu Görlitz - Staatliches Museum für Naturkunde Görlitz. (1887)

Abhandlungen der Naturhistorischen Gesellschaft zu Nürnberg - Naturhistorische Gesellschaft Nürnberg. (Conrad Geiger, 1897)

Abhandlungen herausgegeben vom Naturwissenschaftlichen Verein zu Bremen - Naturwissenschaftlicher Verein zu Bremen. (Im Selbstverlag des Naturwissenschaftlichen Vereins, 1871)

Abhandlungen herausgegeben vom Naturwissenschaftlichen Verein zu Bremen - Naturwissenschaftlicher Verein zu Bremen. (Im Selbstverlag des Naturwissenschaftlichen Vereins, 1878)

Abhandlungen und Bericht des Vereins für Naturkunde zu Kassel ... - Verein für Naturkunde zu Kassel. (Vereins für Naturkunde zu Kassel, 1907)

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, 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, 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, 2004)

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, 2008)

Acta Botánica Mexicana - Instituto de Ecología, A C. (Instituto de Ecología, A C, 2009)

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, 2014)

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)

Acta Societatis pro Fauna et Flora Fennica - Societas pro Fauna et Flora Fennica (Societas, 1897)

Acta Societatis pro Fauna et Flora Fennica - Societas pro Fauna et Flora Fennica (Societas, 1904)

Acta Societatis pro Fauna et Flora Fennica - Societas pro Fauna et Flora Fennica (Societas, 1912)

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, 1954)

Advances in legume biology - Royal Botanic Gardens, Kew. (Missouri Botanical Garden, 1989)

Age and area; a study in geographical distribution and origin of species - Willis, J. C. (John Christopher), 1868 -1958 (The University press, 1922)

Age and area; a study in geographical distribution and origin of species - Willis, J. C. (John Christopher), 1868 -1958 (The University Press, 1922)

Agricultural botany - Darlington, William, 1782 -1863 (J. W. Moore, 1847)

Agricultural botany an enumeration and description of useful plants and weeds, which merit the notice, or require the attention, of American agriculturists - Darlington, William, 1782 -1863 (J.W. Moore, 1847)

Agriculture handbook - United States. Office of Experiment Stations. (U.S. Dept. of Agriculture, 1960)

Alberta plants and fungi : master species list and species group checklists - Alberta. Alberta Forestry, Lands; Wildlife. (Alberta Energy, Forestry, Lands and Wildlife, General Services Division, Editorial Services, 1992)

Alberta vegetation species list and species group checklists - Alberta Energy/Forestry, Lands; Wildlife General Services Division. Editorial Services. (Alberta Energy/Forestry, Lands and Wildlife, 1990)

Allgemeine botanische Zeitschrift für Systematik, Floristik, Pflanzengeographie etc - Kneucker, Johann Andreas, 1862 -1946 (J.J. Reiff, 1897)

Allgemeine botanische Zeitschrift für Systematik, Floristik, Pflanzengeographie etc - Kneucker, Johann Andreas, 1862 -1946 (J.J. Reiff, 1899)

Allgemeine botanische Zeitschrift für Systematik, Floristik, Pflanzengeographie etc - Kneucker, Johann Andreas, 1862 -1946 (J.J. Reiff, 1903)

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, 1906)

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, 1914)

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

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

Alpines and roses, Japanese iris - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Eddie & Gamwell, 1930)

Alpines and roses, Japanese irises - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Eddie & Gamwell, 1931)

American bee journal (Dadant & Sons, 1916)

The American botanist : a monthly journal for the plant lover - Clute, Willard Nelson, 1869 -1950 (Willard N. Clute & Co, 1910)

The American botanist : a monthly journal for the plant lover - Clute, Willard Nelson, 1869 -1950 (Willard N. Clute & Co, 1915)

The American botanist : a monthly journal for the plant lover - Clute, Willard Nelson, 1869 -1950 (Willard N. Clute & Co, 1916)

The American botanist : a monthly journal for the plant lover - Clute, Willard Nelson, 1869 -1950 (Willard N. Clute & Co, 1919)

American fern journal - American Fern Society. (American Fern Society, 1970)

American fern journal - American Fern Society. (American Fern Society, 2000)

American forestry - American Forestry Association. (American Forestry Association, 1919)

American journal of botany - Botanical Society of America. (Published in cooperation with the Botanical Society of America by the Brooklyn Botanic Gardens, 1914)

American journal of botany - Botanical Society of America. (Published in cooperation with the Botanical Society of America by the Brooklyn Botanic Gardens, 1916)

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 pharmacy - Philadelphia College Of Pharmacy (Philadelphia College of Pharmacy, 1855)

American journal of pharmacy - Philadelphia College Of Pharmacy (Philadelphia College of Pharmacy, 1878)

American journal of pharmacy - Philadelphia College Of Pharmacy (Philadelphia College of Pharmacy, 1835)

American journal of pharmacy - Philadelphia College Of Pharmacy (Philadelphia College of Pharmacy, 1894)

The American journal of science and arts - Silliman, Benjamin, 1779 -1864 (S. Converse, 1856)

American malacological bulletin - American Malacological Union. ([American Malacological Union], 1991)

American medicinal plants; : an illustrated and descriptive guide to the American plants used as homopathic remedies : their history, preparation, chemistry, and physiological effects - Millspaugh, Charles Frederick, 1854 -1923 (Boericke & Tafel, 1887)

American medicinal plants; an illustrated and descriptive guide to the American plants used as homopathic remedies: their history, preparation, chemistry and physiological effects - Millspaugh, Charles Frederick, 1854 -1923 (Boericke & Tafel, 1887)

The American midland naturalist - University of Notre Dame (University of Notre Dame, 1911)

The American midland naturalist - University of Notre Dame (University of Notre Dame, 1913)

The American midland naturalist - University of Notre Dame (University of Notre Dame, 1921)

Among school gardens - Greene, M. Louise (Charities publication committee, 1910)

an hui jing ji zhi wu zhi 安徽经济植物志 - Anhui jing ji zhi wu zhi zeng xiu bian xie ban gong shi an hui sheng ren min zheng fu jing ji wen安徽经济植物志增修编写办公室, 安徽省人民政府经济文 (an hui ke xue ji shu chu ban she安徽科学技术出版社, 1990)

an hui jing ji zhi wu zhi 安徽经济植物志 - Anhui sheng ye sheng zhi wu zong he li yong wei yuan hui bian安徽省野生植物综合利用委员会编 (an hui sheng ye sheng zhi wu zong he li yong wei yuan hui安徽省野生植物综合利用委员会, 1960)

Anales de la Academia de Ciencias Médicas, Físicas y Naturales de la Habana - Academia de Ciencias Médicas, Físicas y Naturales de La Habana. (Academia de Ciencias Médicas, Físicas y Naturales de la Habana, 1868)

Anales de la Sociedad Científica Argentina - Sociedad Científica Argentina ([Sociedad Científica Argentina], 1899)

Anales de la Sociedad Científica Argentina - Sociedad Científica Argentina ([Sociedad Científica Argentina], 1918)

Anales de la Universidad de Chile - Universidad de Chile. (1920)

Anales del Museo de Historia Natural de Valparaiso - Museo de Historia Natural de Valparaíso (Valparaíso, Chile) (Ministerio de Educación, Dirección de Bibliotecas, Archivos y Museos [etc.], 1974)

Anales del Museo de Historia Natural de Valparaiso - Museo de Historia Natural de Valparaíso (Valparaíso, Chile) (Ministerio de Educación, Dirección de Bibliotecas, Archivos y Museos [etc.], 2006)

Anales del Museo Nacional de Historia Natural "Bernardino Rivadavia" - Museo Argentino de Ciencias Naturales "Bernardino Rivadavia" (Imprenta y Casa Editora Coni, 1923)

Analytical class-book of botany, designed for academies and private students. In two parts: Part 1. Elements of vegetable structure and physiology - Green, Frances H. (Frances Harriet), 1805 -1878 (D. Appleton, 1855)

Annalen des K.K. Naturhistorischen Hofmuseums - K.K. Naturhistorisches Hofmuseum (Vienna, Austria) (Alfred Hölder, 1887)

Annalen des K.K. Naturhistorischen Hofmuseums - K.K. Naturhistorisches Hofmuseum (Vienna, Austria) (Alfred Hölder, 1891)

Annalen des K.K. Naturhistorischen Hofmuseums - K.K. Naturhistorisches Hofmuseum (Vienna, Austria) (Alfred Hölder, 1909)

Annalen des K.K. Naturhistorischen Hofmuseums - K.K. Naturhistorisches Hofmuseum (Vienna, Austria) (Alfred Hölder, 1913)

Annalen des K.K. Naturhistorischen Hofmuseums - K.K. Naturhistorisches Hofmuseum (Vienna, Austria) (Alfred Hölder, 1914)

Annales du Jardin botanique de Buitenzorg - Kebun Raya Indonesia. (E.J. Brill [etc.], 1910)

Annali del Museo civico di storia naturale di Genova - Museo civico di storia naturale di Genova (Italy) (Tip. del R. Istituto Sordo-Muti, 1897)

The Annals and magazine of natural history; zoology, botany, and geology (Taylor and Francis, Ltd, 1843)

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.], 1888)

Annals of botany - Balfour, Isaac Bayley, 1853 -1922 (Academic Press [etc.], 1902)

Annals of botany - Balfour, Isaac Bayley, 1853 -1922 (Academic Press [etc.], 1903)

Annals of botany - Balfour, Isaac Bayley, 1853 -1922 (Academic Press [etc.], 1905)

Annals of botany - Balfour, Isaac Bayley, 1853 -1922 (Academic Press [etc.], 1906)

Annals of botany - Balfour, Isaac Bayley, 1853 -1922 (Academic Press [etc.], 1908)

Annals of botany - Balfour, Isaac Bayley, 1853 -1922 (Academic Press [etc.], 1914)

Annals of botany - Balfour, Isaac Bayley, 1853 -1922 (Academic Press [etc.], 1917)

Annals of botany - Balfour, Isaac Bayley, 1853 -1922 (Academic Press [etc.], 1919)

Annals of botany - Balfour, Isaac Bayley, 1853 -1922 (Academic Press [etc.], 1921)

Annals of botany - Balfour, Isaac Bayley, 1853 -1922 (Academic Press [etc.], 1907)

Annals of horticulture ; and year-book of information on practical gardening (Charles Cox, 1850)

Annals of the Carnegie Museum - Carnegie Museum (Published by authority of the Board of Trustees of the Carnegie Institute, 1937)

Annals of the Carnegie Museum - Carnegie Museum (Published by authority of the Board of Trustees of the Carnegie Institute, 1971)

Annals of the Carnegie Museum - Carnegie Museum (Published by authority of the Board of Trustees of the Carnegie Institute, 1980)

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, 1916)

Annals of the Missouri Botanical Garden - Missouri Botanical Garden. (Missouri Botanical Garden Press, 1928)