Annual report - Florida Geological Survey. (1921)

Annual report - Geological; Natural History Survey of Minnesota. (Geological and Natural History Survey of Minnesota, 1872)

Annual report - Missouri Botanical Garden. (Board of Trustees, 1905)

Annual report - Missouri Botanical Garden. (Board of Trustees, 1908)

Annual report of the Board of Regents of the Smithsonian Institution - Smithsonian Institution (Smithsonian Institution, 1856)

Annual report of the Board of Regents of the Smithsonian Institution - Smithsonian Institution (Smithsonian Institution, 1885)

Annual report of the Board of Regents of the Smithsonian Institution - Smithsonian Institution (Smithsonian Institution, 1889)

Annual report of the Board of Regents of the Smithsonian Institution - Smithsonian Institution (Smithsonian Institution, 1893)

Annual report of the Bureau of American Ethnology to the Secretary of the Smithsonian Institution - Smithsonian Institution. (U. S. Govt. Print. Off, 1919)

Annual report of the Bureau of American Ethnology to the Secretary of the Smithsonian Institution - Smithsonian Institution. (U. S. Govt. Print. Off, 1933)

Annual report of the Hatch Experiment Station of the Massachusetts Agricultural College - Hatch Experiment Station. (s.n.], 1889)

Annual report of the Maine Agricultural Experiment Station - Maine Agricultural Experiment Station. (Maine State College, 1885)

Annual report of the Massachusetts Agricultural Experiment Station - Massachusetts Agricultural Experiment Station. (s.n.], 1907)

Annual report of the Michigan Academy of Science - Michigan Academy of Science. Council. (The Academy, 1903)

Annual report of the Michigan Academy of Science - Michigan Academy of Science. Council. (The Academy, 1917)

Annual report of the Michigan Academy of Science - Michigan Academy of Science. Council. (The Academy, 1919)

Annual report of the New Jersey State Museum - Smith, John Bernhard, 1858 -1912 (MacCrellish & Quigley, State Printers, 1907)

Annual report of the New Jersey State Museum - Smith, John Bernhard, 1858 -1912 (MacCrellish & Quigley, State Printers, 1909)

Annual report of the New Jersey State Museum - Smith, John Bernhard, 1858 -1912 (MacCrellish & Quigley, State Printers, 1910)

Annual report of the New Jersey State Museum - Smith, John Bernhard, 1858 -1912 (MacCrellish & Quigley, State Printers, 1912)

Annual report of the New Jersey State Museum : including a report of the Plants of Southern New Jersey, with especial reference to the Flora of the Pine Barrens and the geographic distribution of the species - Stone, Witmer. 1866 -1939 (MacCrellish & Quigley, 1910)

Annual report of the Ohio State Academy of Science - Ohio Academy of Science. (The Academy, 1892)

Annual report of the Quebec Society for the Protection of Plants from Insects and Fungous Diseases - Société de Québec pour la protection des plantes contre les insectes et les plantes parasites. (The Society, 1909)

Annual report of the Regents - New York State Museum. (J.B. Lyon, State Printer, 1902)

Annual report of the Regents - New York State Museum. (J.B. Lyon, State Printer, 1901)

Annual Report of the Regents of the University on the condition of the State Cabinet of Natural History, with catalogues of the same - New York State Museum. (The University, 1865)

Annual report of the Secretary of the Board of Agriculture - Massachusetts. State Board of Agriculture. (The Board, 1853)

Annual report of the Secretary of the Massachusetts Board of Agriculture - Massachusetts. State Board of Agriculture. (W. White, 1895)

Annual report of the Secretary of the Massachusetts Board of Agriculture - Massachusetts. State Board of Agriculture. (W. White, 1910)

Annual report of the secretary of the State Horticultural Society of Michigan - Michigan State Horticultural Society. (The Society, 1880)

Annual report of the State Botanist of the State of New York - Peck, Charles H. (Charles Horton), 1833 -1917 (Troy Press, 1888)

Annual report of the State Horticultural Society of Missouri - Missouri State Horticultural Society. (The Society, 1893)

Annual report of the Yorkshire Philosophical Society - Yorkshire Philosophical Society (Yorkshire Philosophical Society, 1916)

Annual report of the Yorkshire Philosophical Society - Yorkshire Philosophical Society (Yorkshire Philosophical Society, 1921)

Annual report on the New York State Museum of Natural History - New York State Museum. (Regents of the University of the State of New York, 1871)

Annual report ... - Vermont State Horticultural Society. (The Board, 1900)

Annual reports - National Plant Materials Center (U.S.) (The Center, 1971)

Annual reports - National Plant Materials Center (U.S.) (The Center, 1964)

Annual reports of the Department of Agriculture - United States. Department of Agriculture. (G.P.O, 1902)

Annual technical report of the Cape May Plant Materials Center - United States. Soil Conservation Service. (The Center, 1982)

Annual technical report of the Cape May Plant Materials Center - United States. Soil Conservation Service. (The Center, 1984)

Annual technical report of the Cape May Plant Materials Center - United States. Soil Conservation Service. (The Center, 1981)

Annual technical report of the Cape May Plant Materials Center - United States. Soil Conservation Service. (The Center, 1986)

Annual technical report of the National Plant Materials Center - National Plant Materials Center (U.S.) (Soil Conservation Service, U.S. Dept. of Agriculture, 1981)

ao men zhi wu zhi - Xing, Fuwu 邢福武 (ao men te bie xing zheng qu min zheng zong shu yuan lin lv hua bu zhong guo ke xue yuan hua nan zhi wu yuan, 2007)

ao men zhi wu zhi zong suo yin 澳门植物志总索引 - Xing, Fuwu 邢福武 (ao men te bie hang zheng qu min zheng zong shu yuan lin lv hua bu zhong guo ke xue yuan hua nan zhi澳门特别行政区民政总署园林绿化部，中国科学院华南植, 2007)

Aphorismi botanici - Agardh, C. A. (Carl Adolf), 1785 -1859 (Literis Berlingianis, 1817)

[Appletons'] annual cyclopaedia and register of important events of the year: 1861-1875 (D. Appleton, 1862)

Aquaphyte : newsletter of the IPPC Aquatic Weed Program of the University of Florida, a part of the International Plant Protection Center of the Oregon State University, which is funded by the United States Agency for International Development - University of Florida. Center for Aquatic Plants. (The Program, 1983)

Aquaphyte : newsletter of the IPPC Aquatic Weed Program of the University of Florida, a part of the International Plant Protection Center of the Oregon State University, which is funded by the United States Agency for International Development - University of Florida. Center for Aquatic Plants. (The Program, 1984)

Aquaphyte : newsletter of the IPPC Aquatic Weed Program of the University of Florida, a part of the International Plant Protection Center of the Oregon State University, which is funded by the United States Agency for International Development - University of Florida. Center for Aquatic Plants. (The Program, 1988)

Aquaphyte : newsletter of the IPPC Aquatic Weed Program of the University of Florida, a part of the International Plant Protection Center of the Oregon State University, which is funded by the United States Agency for International Development - University of Florida. Center for Aquatic Plants. (The Program, 1989)

Aquaphyte : newsletter of the IPPC Aquatic Weed Program of the University of Florida, a part of the International Plant Protection Center of the Oregon State University, which is funded by the United States Agency for International Development - University of Florida. Center for Aquatic Plants. (The Program, 1990)

Aquaphyte : newsletter of the IPPC Aquatic Weed Program of the University of Florida, a part of the International Plant Protection Center of the Oregon State University, which is funded by the United States Agency for International Development - University of Florida. Center for Aquatic Plants. (The Program, 1991)

Aquaphyte : newsletter of the IPPC Aquatic Weed Program of the University of Florida, a part of the International Plant Protection Center of the Oregon State University, which is funded by the United States Agency for International Development - University of Florida. Center for Aquatic Plants. (The Program, 1992)

Aquaphyte : newsletter of the IPPC Aquatic Weed Program of the University of Florida, a part of the International Plant Protection Center of the Oregon State University, which is funded by the United States Agency for International Development - University of Florida. Center for Aquatic Plants. (The Program, 1995)

Aquaphyte : newsletter of the IPPC Aquatic Weed Program of the University of Florida, a part of the International Plant Protection Center of the Oregon State University, which is funded by the United States Agency for International Development - University of Florida. Center for Aquatic Plants. (The Program, 1997)

Aquaphyte : newsletter of the IPPC Aquatic Weed Program of the University of Florida, a part of the International Plant Protection Center of the Oregon State University, which is funded by the United States Agency for International Development - University of Florida. Center for Aquatic Plants. (The Program, 1998)

Aquaphyte : newsletter of the IPPC Aquatic Weed Program of the University of Florida, a part of the International Plant Protection Center of the Oregon State University, which is funded by the United States Agency for International Development - University of Florida. Center for Aquatic Plants. (The Program, 1999)

Aquaphyte : newsletter of the IPPC Aquatic Weed Program of the University of Florida, a part of the International Plant Protection Center of the Oregon State University, which is funded by the United States Agency for International Development - University of Florida. Center for Aquatic Plants. (The Program, 2001)

Aquaphyte : newsletter of the IPPC Aquatic Weed Program of the University of Florida, a part of the International Plant Protection Center of the Oregon State University, which is funded by the United States Agency for International Development - University of Florida. Center for Aquatic Plants. (The Program, 2002)

Aquaphyte : newsletter of the IPPC Aquatic Weed Program of the University of Florida, a part of the International Plant Protection Center of the Oregon State University, which is funded by the United States Agency for International Development - University of Florida. Center for Aquatic Plants. (The Program, 2004)

Aquaphyte : newsletter of the IPPC Aquatic Weed Program of the University of Florida, a part of the International Plant Protection Center of the Oregon State University, which is funded by the United States Agency for International Development - University of Florida. Center for Aquatic Plants. (The Program, 2005)

Aquaphyte : newsletter of the IPPC Aquatic Weed Program of the University of Florida, a part of the International Plant Protection Center of the Oregon State University, which is funded by the United States Agency for International Development - University of Florida. Center for Aquatic Plants. (The Program, 2006)

Aquaphyte : newsletter of the IPPC Aquatic Weed Program of the University of Florida, a part of the International Plant Protection Center of the Oregon State University, which is funded by the United States Agency for International Development - University of Florida. Center for Aquatic Plants. (The Program, 2009)

Aquaphyte : newsletter of the IPPC Aquatic Weed Program of the University of Florida, a part of the International Plant Protection Center of the Oregon State University, which is funded by the United States Agency for International Development - University of Florida. Center for Aquatic Plants. (The Program, 1981)

The Aquarium (Aquarium Societies of Brooklyn, Chicago, New York, and Philadelphia, 1913)

Aquatic and wetland plants of southwestern United States - Correll, Donovan Stewart, 1908 -1983 (Environmental Protection Agency; [For sale by the Supt. of Docs., U.S. Govt. Print. Off.], 1972)

Aquilegia - Colorado Native Plant Society. (Colorado Native Plant Society, 1994)

Archiv des Vereins der Freunde der Naturgeschichte in Mecklenburg... - Verein der Freunde der Naturgeschichte in Mecklenburg. (Opitz and Company, 1848)

Archiv des Vereins der Freunde der Naturgeschichte in Mecklenburg... - Verein der Freunde der Naturgeschichte in Mecklenburg. (Opitz and Company, 1856)

Archiv für Naturgeschichte. Abteilung B (Nicolai, 1913)

Archiv für Naturgeschichte (Nicolai, 1843)

Archiv für Naturgeschichte (Nicolai, 1845)

Archiv für Naturgeschichte (Nicolai, 1848)

Archiv für Naturgeschichte (Nicolai, 1849)

Archiv für Naturgeschichte (Nicolai, 1851)

Archiv für Naturgeschichte (Nicolai, 1892)

Archiv für Naturgeschichte (Nicolai, 1896)

Archives de zoologie expérimentale et générale - Centre national de la recherche scientifique (France) (Centre national de la recherche scientifique [etc.], 1877)

Arctic searching expedition: a journal of a boat-voyage through Rupert's Land and the Arctic Sea, in search of the discovery ships under command of Sir John Franklin. With an appendix on the physical geography of North America - Richardson, John, Sir, 1787 -1865 (Longman, Brown, Green, and Longmans, 1851)

Areas of critical state concern : designation report : tidal wetlands, non-tidal wetlands, protection and enhancement of rail services, special areas - Maryland. Dept. of State Planning. (Maryland Dept. of State Planning, 1981)

Arkiv för botanik - Kungl. Svenska vetenskapsakademien. (Almqvist & Wiksell, 1908)

Arkiv för botanik - Kungl. Svenska vetenskapsakademien. (Almqvist & Wiksell, 1913)

The army-worm Cirphus (leucania) unipuncta Haw - Canada. Division of Entomology. (Govt. Print. Bureau, 1915)

Arnoldia - Arnold Arboretum. (Arnold Arboretum, Harvard University, 1994)

Arnoldia - Arnold Arboretum. (Arnold Arboretum, Harvard University, 1970)

An arrangement of British plants : according to the latest improvements of the Linnean system : with an easy introduction to the study of botany : illustrated by copper plates - Withering, William, 1741 -1799 (Printed for C.J.G. and F. Rivington, 1830)

The ASB bulletin - Association of Southeastern Biologists. (Association of Southeastern Biologists, 1959)

The ASB bulletin - Association of Southeastern Biologists. (Association of Southeastern Biologists, 1966)

The ASB bulletin - Association of Southeastern Biologists. (Association of Southeastern Biologists, 1970)

The ASB bulletin - Association of Southeastern Biologists. (Association of Southeastern Biologists, 1973)

The ASB bulletin - Association of Southeastern Biologists. (Association of Southeastern Biologists, 1976)

The ASB bulletin - Association of Southeastern Biologists. (Association of Southeastern Biologists, 1979)