Annotated list of the ferns and flowering plants of New York state - House, Homer D. (Homer Doliver), 1878 -1949 (The University of the state of New York, 1924)

Annotated list of the ferns and flowering plants of New York state - House, Homer D. (Homer Doliver), 1878 -1949 (The University of the state of New York, 1924)

Bartonia;proceedings of the Philadelphia botanical club ... - Philadelphia Botanical Club. (Philadelphia Botanical Club, Academy of Natural Sciences, 1929)

Botanical abstracts - Board of Control of Botanical Abstracts. (Williams & Wilkins Co, 1918)

Botanisches Zentralblatt; referierendes Organ für das Gesamtgebiet der Botanik - Association internationale des botanistes. (G. Fischer [etc.], 1901)

Bulletin - United States. Division of Agrostology. (The Division, 1900)

Bulletin - United States. Division of Agrostology. (The Division, 1900)

Catalogue of the flowering plants and ferns of Connecticut growing without cultivation - Graves, Charles Burr, 1860 -1936 (Printed for the State Geological and Natural History Survey, 1910)

Catalogue of the flowering plants and ferns of Connecticut growing without cultivation - Graves, Charles Burr, 1860 -1936 (Printed for the State Geological and Natural History Survey, 1910)

Catalogue of the flowering plants and ferns of Connecticut growing without cultivation - Graves, Charles Burr, 1860 -1936 (Printed for the State Geological and Natural History SUrvey, 1910)

Catalogue of the flowering plants and ferns of Connecticut growing without cultivation - Harger, Edgar Burton, 1867 - (Printed for the State Geological and Natural History Survey, 1910)

Catalogue of the flowering plants and ferns of Connecticut growing without cultivation - Harger, Edgar Burton, 1867 - (Printed for the State Geological and Natural History Survey, 1910)

Catalogue of the flowering plants and ferns of Connecticut growing without cultivation - Graves, Charles Burr, 1860 -1936 (Printed for the State Geological and Natural History SUrvey, 1910)

Contributions from the Botanical Laboratory and the Morris Arboretum of the University of Pennsylvania - University of Pennsylvania. Botanical Laboratory. ([s.n, 1934)

Contributions from the United States National Herbarium - United States. National Herbarium. (Smithsonian Institution Press, 1919)

Contributions from the United States National Herbarium - United States. National Herbarium. (Smithsonian Institution Press, 2003)

Contributions from the United States National Herbarium - United States. National Herbarium. (Smithsonian Institution Press, 2003)

Contributions from the United States National Herbarium - United States. National Herbarium. (Smithsonian Institution Press, 2003)

Flora of the Allegany state park region - House, Homer D. (Homer Doliver), 1878 -1949 (The University of the state of New York, 1927)

Flora of the Allegany state park region - House, Homer D. (Homer Doliver), 1878 -1949 (The University of the state of New York, 1927)

The flora of the Cayuga Lake Basin, New York Vascular plants - Eames, Arthur J., 1881 -1969 (The University, 1926)

The flora of the Cayuga Lake Basin, New York Vascular plants - Eames, Arthur J., 1881 -1969 (The University, 1926)

The flora of the Cayuga Lake Basin, New York Vascular plants - Eames, Arthur J., 1881 -1969 (The University, 1926)

The flora of the Cayuga Lake Basin, New York Vascular plants - Eames, Arthur J., 1881 -1969 (The University, 1926)

Flora of the District of Columbia and vicinity. By A.S. Hitchcock and Paul C. Standley, with the assistance of the botanists of Washington - Standley, Paul Carpenter, 1884 -1963 (Govt. print. off, 1919)

Flora of the vicinity of New York; a contribution to plant geography - Taylor, Norman, 1883 -1967 (1915)

Flora of the vicinity of New York; a contribution to plant geography - Taylor, Norman, 1883 -1967 (1915)

Flora of Vermont. List of ferns and seed plants growing without cultivation - Kirk, George Leavitt, 1878 -1966 (Free Press Print. Co, 1915)

The grasses of Illinois - Mosher, Edna (1918)

The grasses of Illinois - Mosher, Edna (University of Illinois Agricultural Experiment Station, 1918)

The grasses of Illinois - Mosher, Edna (1918)

The grasses of Illinois - Mosher, Edna (University of Illinois Agricultural Experiment Station, 1918)

The grasses of Iowa - Pammel, L. H. (Louis Hermann), 1862 -1931 (1904)

The grasses of North Carolina - Duke University Press. (Duke Univ. Press, 1948)

Gray's new manual of botany (7th ed.–illustrated) A handbook of the flowering plants and ferns of the central and northeastern United States and adjacent Canada - Robinson, Benjamin Lincoln, 1864 -1935 (American book company, 1908)

Gray's new manual of botany. A handbook of the flowering plants and ferns of the central and northeastern United States and adjacent Canada - Robinson, Benjamin Lincoln, 1864 -1935 (American Book Co, 1908)

Gray's new manual of botany : a handbook of the flowering plants and ferns of the central and northeastern United States and adjacent Canada - Robinson, Benjamin Lincoln, 1864 -1935 (American Book Company, 1908)

Gray's new manual of botany, a handbook of the flowering plants and ferns of the central and northeastern United States and adjacent Canada - Robinson, Benjamin Lincoln, 1864 -1935 (American Book Co, 1908)

Gray's new manual of botany, a handbook of the flowering plants and ferns of the central and northeastern United States and adjacent Canada - Robinson, Benjamin Lincoln, 1864 -1935 (American Book Co, 1908)

Gray's new manual of botany, a handbook of the flowering plants and ferns of the central and northeastern United States and adjacent Canada - Robinson, Benjamin Lincoln, 1864 -1935 (American Book Co, 1908)

An illustrated flora of the northern United States, Canada and the British possessions : from Newfoundland to the parallel of the southern boundary of Virginia, and from the Atlantic Ocean westward to the 102d meridian - Britton, Nathaniel Lord, 1859 -1934 (C. Scribner's sons, 1913)

An illustrated flora of the northern United States, Canada and the British possessions, from Newfoundland to the parallel of the southern boundary of Virginia, and from the Atlantic Ocean westward to the 102d meridian - Britton, Nathaniel Lord, 1859 -1934 (C. Scribner's sons, 1913)

An illustrated flora of the northern United States, Canada and the British possessions : from Newfoundland to the parallel of the southern boundary of Virginia, and from the Atlantic Ocean westward to the 102d meridian - Britton, Nathaniel Lord, 1859 -1934 (C. Scribner's sons, 1913)

An illustrated flora of the northern United States, Canada and the British possessions, from Newfoundland to the parallel of the southern boundary of Virginia, and from the Atlantic Ocean westward to the 102d meridian - Britton, Nathaniel Lord, 1859 -1934 (C. Scribner, 1913)

An illustrated flora of the northern United States, Canada and the British possessions : from Newfoundland to the parallel of the southern boundary of Virginia, and from the Atlantic Ocean westward to the 102d meridian - Britton, Nathaniel Lord, 1859 -1934 (C. Scribner's sons, 1913)

An illustrated flora of the northern United States, Canada and the British possessions : from Newfoundland to the parallel of the southern boundary of Virginia, and from the Atlantic Ocean westward to the 102d meridian - Britton, Nathaniel Lord, 1859 -1934 (C. Scribner's sons, 1913)

An illustrated flora of the northern United States, Canada and the British possessions : from Newfoundland to the parallel of the southern boundary of Virginia, and from the Atlantic Ocean westward to the 102d meridian - Britton, Nathaniel Lord, 1859 -1934 (C. Scribner's sons, 1913)

Index to grass species - Smithsonian Institution (G. K. Hall, 1962)

Journal of agricultural research - Association of American Agricultural Colleges; Experiment Stations. (U.S. Govt. Printing Office, 1923)

Journal of agricultural research - Association of American Agricultural Colleges; Experiment Stations. (U.S. Govt. Printing Office, 1923)

Journal of the Royal Microscopical Society - Royal Microscopical Society (Great Britain) (Royal Microscopical Society, 1921)

Journal of the Washington Academy of Sciences - Washington Academy of Sciences (Washington, D.C.) (Washington Academy of Sciences], 1933)

Just's Botanischer Jahresbericht - Just, Johann Leopold, 1841 -1891 (Gebruder Borntraeger, 1900)

Just's Botanischer Jahresbericht - Just, Johann Leopold, 1841 -1891 (Gebruder Borntraeger, 1915)

Manual of the flora of the northern states and Canada - Britton, Nathaniel Lord, 1859 -1934 (H. Holt and Co, 1901)

Manual of the flora of the northern states and Canada - Britton, Nathaniel Lord, 1859 -1934 (Holt, 1905)

Manual of the flora of the northern states and Canada - Britton, Nathaniel Lord, 1859 -1934 (H. Holt, 1907)

Manual of the flora of the northern states and Canada - Britton, Nathaniel Lord, 1859 -1934 (Holt, 1905)

Manual of the flora of the northern states and Canada, by Nathaniel Lord Britton ... - Britton, Nathaniel Lord, 1859 -1934 (H. Holt and Co, 1901)

Manual of the grasses of the United States - Chase, Agnes, 1869 -1963 (U.S. Dept. of Agriculture, 1951)

Manual of the grasses of the United States - Hitchcock, A. S. (Albert Spear), 1865 -1935 (1935)

Manual of the grasses of the United States - Hitchcock, A. S. (Albert Spear), 1865 -1935 (U.S. G.P.O, 1935)

Manual of the grasses of the United States - Hitchcock, A. S. (Albert Spear), 1865 -1935 (U.S. G.P.O, 1935)

Mycologia - New York Botanical Garden (New York Botanical Garden, 1921)

Mycologia - New York Botanical Garden (New York Botanical Garden, 1921)

Mycologia - New York Botanical Garden (New York Botanical Garden, 1921)

New manual of botany. A handbook of the flowering plants and ferns of the central and northeastern United States and adjacent Canada, rearr. and extensively rev. by Benjamin Lincoln Robinson and Merritt Lyndon Fernald - Robinson, Benjamin Lincoln, 1864 -1935 (American Book Co, 1908)

North American flora - New York Botanical Garden (New York Botanical Garden, 1920)

North American flora - New York Botanical Garden (New York Botanical Garden, 1920)

North American flora - New York Botanical Garden (New York Botanical Garden, 1931)

Novon a journal of botanical nomenclature from the Missouri Botanical Garden - Missouri Botanical Garden. (Missouri Botanical Garden, 1995)

Proceedings of the Biological Society of Washington - Smithsonian Institution (Biological Society of Washington, 1935)

Proceedings of the Biological Society of Washington - Smithsonian Institution (Biological Society of Washington, 1953)

Proceedings of the Biological Society of Washington - Smithsonian Institution (Biological Society of Washington, 1953)

Proceedings of the Indiana Academy of Science - Indiana Academy of Science. ([s.n.], 1911)

Proceedings of the Indiana Academy of Science - Indiana Academy of Science. ([s.n.], 1911)

Review of applied mycology - Commonwealth Mycological Institute, Kew, Eng. (Commonwealth Mycological Institute, 1922)

Review of applied mycology - Commonwealth Mycological Institute, Kew, Eng. (Commonwealth Mycological Institute, 1922)

Rhodora - Robinson, Benjamin Lincoln, 1864 -1935 (New England Botanical Club [etc.], 1912)

Rhodora - Robinson, Benjamin Lincoln, 1864 -1935 (New England Botanical Club [etc.], 1917)

Transactions and proceedings of the New Zealand Institute - New Zealand Institute. (New Zealand Institute, 1872)

Transactions of the Academy of Science of St. Louis - Academy of Science of St. Louis. (Academy of Science of St. Louis], 1926)

Transactions of the Illinois State Academy of Science - Illinois State Academy of Science. (Illinois State Academy of Science [etc.], 1923)