Drainage, drought, defoliation, and death in unmanaged Connecticut forests - Hill, David E. (David Easton), 1929 - (Connecticut Agricultural Experiment Station, 1971)

The drug plants of Illinois - Tehon, L. R. (Leo Roy), 1895 -1954 (Natural History Survey Division, 1951)

The earthworms (lumbricidae and sparganophilidae) of Ontario - Royal Ontario Museum. (Royal Ontario Museum, 1977)

The ecology of the plants native to Dutchess County, New York - Roberts, Edith Adelaide, 1881 - (Conservation Committee of the Garden Club of America, 1924)

Eisler Nurseries 1955 : compete landscape service - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Eisler Nurseries, 1955)

Eisler Nurseries 1957 : compete landscape service - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Eisler Nurseries, 1957)

Eisler Nurseries 1958 : compete landscape service - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Eisler Nurseries, 1958)

Eisler Nurseries, 1959 : compete landscape service - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Eisler Nurseries, 1959)

Elliott's planting book for 1927 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Elliott Nursery Company, 1927)

Elliott's planting book for 1929 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Elliott Nursery Company, 1929)

The Elm City Nursery Co., Woodmont Nurseries, Inc. [catalog] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Elm City Nursery Co, 1929)

The Elm City Nursery Co., Woodmont Nurseries, inc. [catalog] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Elm City Nursery Co, 1923)

The Elm City Nursery Co., Woodmont Nurseries, Inc. [catalog] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Elm City Nursery Co, 1928)

The Elm City Nursery Co., Woodmont Nurseries, Inc. [catalog] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Elm City Nursery Co, 1926)

The Elm City Nursery Co., Woodmont Nurseries, Inc. [catalog] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Elm City Nursery Co, 1927)

The Elm City Nursery Company : [general descriptive price list] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Elm City Nursery Company, 1909)

The Elm City Nursery Company's catalogue for 1904 : [general descriptive price list] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Elm City Nursery Company, 1904)

The Elm City Nursery Company, Woodmont Nurseries, Inc. : 1931 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Elm City Nursery Company, 1931)

Empie's Highland Nurseries, landscape contractors - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Empie's Highland Nurseries, 1950)

Empie's Highland Nurseries, landscape contractors - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Empie's Highland Nurseries, 1949)

Empie's Highland Nurseries, Landscape contractors - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Empie's Highland Nurseries, 1943)

Empie's Highland Nurseries, landscape contractors - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Highland Nurseries, 1951)

Endothia parasitica and related species - Shear, C. L. (Cornelius Lott), 1865 -1956 (U.S. Dept. of Agriculture, 1917)

The English flower garden and home grounds : design and arrangement followed by a description of the plants, shrubs and trees for the open-air garden and their culture - Robinson, W. (William), 1838 -1935 (Charles Scribner's Sons, 1921)

Entomologica Americana - Brooklyn Entomological Society (New York Entomological Society [etc.], 1937)

Entomological news - American Entomological Society. (American Entomological Society, 1925)

Entomological news - American Entomological Society. (American Entomological Society, 1930)

Entomological news - American Entomological Society. (American Entomological Society, 1996)

Entomological news - American Entomological Society. (American Entomological Society, 1999)

Entomological news, and proceedings of the Entomological Section of the Academy of Natural Sciences of Philadelphia - American Entomological Society. ([Entomological Rooms of the Academy of Natural Sciences], 1917)

Entomological news, and proceedings of the Entomological Section of the Academy of Natural Sciences of Philadelphia - American Entomological Society. ([Entomological Rooms of the Academy of Natural Sciences], 1920)

Entomologische Arbeiten aus dem Museum G. Frey Tutzing bei München - Museum G. Frey, Munich. (Eigenverlag, 1975)

The Entomologist's monthly magazine (Entomologist's Monthly Magazine Ltd. [etc.], 1915)

Erigenia : journal of the Illinois Native Plant Society - Illinois Native Plant Society. (The Society, 1983)

Erigenia : journal of the Illinois Native Plant Society - Illinois Native Plant Society. (The Society, 1985)

Erigenia : journal of the Illinois Native Plant Society - Illinois Native Plant Society. (The Society, 1991)

Erigenia : journal of the Illinois Native Plant Society - Illinois Native Plant Society. (The Society, 1997)

Erigenia : journal of the Illinois Native Plant Society - Illinois Native Plant Society. (The Society, 2003)

Estimated plant material for sale : spring 1936 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (E.C. Robbins, 1936)

An evaluation and record of generally recommended trees and shrubs planted at the Research Station, Sidney, B.C., 1913-1973 - Canada. Agriculture Canada (Agriculture Canada, 1977)

Evansia - New York Botanical Garden (American Bryological and Lichenological Society, 1993)

Evergreens, deciduous and evergreen shrubs, roses, vines, perennials, shade trees, fruit trees, small fruits, bulbs, etc - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Cole Nursery Company, 1927)

Evergreens, shade trees, flowering shrubs : price list, 1934-35 season - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Northmore Nursery Company, Inc, 1934)

Evergreens, shade trees, shrubs, perennials, roses, vines, fruit trees - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Louis Vetault & Son, 1931)

Evergreens, shade trees, shrubs, perennials, roses, vines, fruit trees - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Louis Vetault & Son, 1929)

Evergreens, trees, shrubs and vines - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Bobbink & Atkins, 1926)

Evergreens, trees, shrubs, perennials : 1922-1947 our 25th anniversary - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Raven Rock Nurseries, 1947)

Evergreens, trees, shrubs, perennials, 1950 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Raven Rock Nurseries, 1950)

Evergreens, trees, shrubs, perennnials - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Raven Rock Nurseries, 1942)

F. & F. 1932 price list - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (F. & F. Nurseries, 1932)

F. & F. Nurseries, 1936 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (F. & F. Nurseries, 1936)

F. & F. Nurseries, Flemer Holding Company - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (F. & F. Nurseries, 1931)

F. & F. Nurseries, Flemer Holding Corp - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (F. & F. Nurseries, 1932)

F. & F. Nurseries, Flemer Holding Corp - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (F. & F. Nurseries, 1934)

F. & F. Nurseries, Flemer Holding Corp., 1934 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (F. & F. Nurseries, 1934)

F. & F. Nurseries price list - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (F. & F. Nurseries, 1925)

F. & F. Nurseries, Springfield, New Jersey - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (F. & F. Nurseries, 1939)

F. & F. Nurseries, Springfield, New Jersey - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (F. & F. Nurseries, 1942)

F. & F. Nurseries, Springfield, New Jersey : 1939 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (F. & F. Nurseries, 1939)

F. & F. Nurseries, Springfield, New Jersey : spring 1937 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (F. & F. Nurseries, 1937)

F. & F. Nurseries, Springfield, N.J. : 1938 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (F. & F. Nurseries, 1938)

F. & F. Nurseries, Wm. Flemer's Sons, Inc - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (F. & F. Nurseries, 1929)

Fall & spring 1929–1930 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Princeton Nurseries, 1929)

Fall & spring 1944–45 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Leesley Nurseries, 1944)

Fall & spring 1946-47 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Leesley Nurseries, 1946)

Fall & spring 1947-48 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Leesley Nurseries, 1947)

Fall & spring 1948-49 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Leesley Nurseries, 1948)

Fall 1921 [catalog] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Framingham Nurseries, 1921)

Fall, 1923 : special list of lining-out and specimen stock - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Harlan P. Kelsey, 1923)

Fall 1925 : wholesale price list - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Princeton Nurseries, 1925)

Fall 1930-spring 1931 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (H.F. Hillenmeyer & Sons, 1930)

Fall 1931 edition - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Elliott Nursery Company, 1931)

Fall 1934 : alpines from the Land of the Sky : rare and worthwhile native plants and shrubs - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Nik-Nar Nursery, 1934)

Fall 1934, inventory grade count - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (E.C. Robbins, 1934)

Fall 1936 spring 1937, our 95th year - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Hillenmeyer Nurseries, 1936)

Fall 1936 trade list - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (I.E. Ilgenfritz Sons & Co, 1936)

Fall 1936 wholesale trade list of hardy native lilies, orchids, ferns, aquatic and bog plants, wild flowers, deciduous trees and shrubs, and evergreens - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Isaac Langley Williams, 1936)

Fall 1937 spring 1938, our 96th year - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Hillenmeyer Nurseries, 1937)

Fall, 1937 wholesale trade list of hardy native lilies, orchids, ferns, aquatic and bog plants, wild flowers, deciduous trees and shrubs, and evergreens - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Isaac Langley Williams, 1937)

Fall, 1938 wholesale trade list of hardy native lilies, orchids, ferns, aquatic and bog plants, wild flowers, deciduous trees, shrubs, and evergreens - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Isaac Langley Williams, 1938)

Fall 1940 wholesale trade list of hardy native lilies, orchids, ferns, aquatic and bog plants, wild flowers, deciduous trees, shrubs, and evergreens - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Isaac Langley Williams, 1940)

Fall 1942, spring 1943 general price list - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Naperville Nurseries, Inc, 1942)

Fall 1951 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (F. & F. Nurseries, 1951)

Fall 1954 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (F. & F. Nurseries, 1954)

Fall, 1954 - wholesale price list - spring, 1955 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Exeter Wild Flower Gardens, 1954)

Fall, 1954 - wholesale trade list - spring, 1955 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Exeter Wild Flower Gardens, 1954)

Fall 1955, spring 1956, our 114th year - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Hillenmeyer Nurseries, 1955)

Fall, 1955 - wholesale trade list - spring, 1956 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Exeter Wild Flower Gardens, 1955)

Fall 1956, spring 1957, our 115th year - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Hillenmeyer Nurseries, 1956)

Fall, 1956 - wholesale trade list - spring, 1957 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Exeter Wild Flower Gardens, 1956)

Fall 1957 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (F. & F. Nurseries, 1957)

Fall 1957 : many rare and unusual varieties, healthy and hardy : shrubs - evergreens - trees, hollies - azaleas, rhododendrons, in baby sizes - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Green Ridge Nursery, 1957)

Fall 1957 price list - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Hess' Nurseries, 1957)

Fall 1957, spring 1958, our 116th year - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Hillenmeyer Nurseries, 1957)

Fall 1957 - Spring 1958 wholesale trade list : of hardy native lilies, orchids, ferns, aquatic and bog plants, wild flowers, deciduous trees, shrubs, and evergreens - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Exeter Wild Flower Gardens, 1957)

Fall 1957 wholesale price list : trees, shrubs, evergreens - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Leesley Nurseries, 1957)

Fall 1958 : many rare and unusual varieties, healthy and hardy : shrubs - evergreens - trees, hollies - azaleas, rhododendrons, in baby sizes - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Green Ridge Nursery, 1958)

Fall 1958, spring 1959, our 117th year - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Hillenmeyer Nurseries, 1958)

Fall 1958 wholesale price list : trees, shrubs, evergreens - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Leesley Nurseries, 1958)

Fall catalog 1950 : trees, shrubs, evergreens - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Leesley Nurseries, 1950)

Fall catalog 1952 : trees, shrubs, evergreens - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Leesley Nurseries, 1952)

Fall catalog 1953 : trees, shrubs, evergreens - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Leesley Nurseries, 1953)

Fall planting - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Elliott Nursery Co, 1922)

Fall planting - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Elliott Nursery, 1920)

Fall planting - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Elliott Nursery Company, 1929)

Fall planting - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Elliott Nursery Company, 1927)

Fall planting - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Elliott Nursery Co, 1921)

Fall planting - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Elliott Nursery Co, 1923)

Fall planting - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Elliott Nursery Co, 1925)

Fall trade list : bulletin no. 1 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Shenandoah Nurseries, 1930)

Fall wholesale trade list : Oct. 1, 1930 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Mount Arbor Nurseries, 1930)

Fall wholesale trade list : Oct. 1, 1934 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Mount Arbor Nurseries, 1934)

Fall wholesale trade list : Sept. 24, 1936 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Mount Arbor Nurseries, 1936)

Fall wholesale trade list : Sept. 25, 1931 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Mount Arbor Nurseries, 1931)

Fall wholesale trade list : Sept. 27, 1933 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Mount Arbor Nurseries, 1933)

Fall wholesale trade list : Sept. 30, 1932 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Mount Arbor Nurseries, 1932)

The family flora and materia medica botanica :containing the botanical analysis, natural history and chemical and medical properties of plants - Kellogg, Elijah Chapman, 1811 -1881 (Published by the author, 1845)

Farquhar's autumn catalogue : 1928 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (R. & J. Farquhar, 1928)

Farquhar's autumn catalogue : 1929 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (R. & J. Farquhar, 1929)

Farquhar's autumn catalogue 1931 : bulbs and plants for autumn planting - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (R. & J. Farquhar, 1931)

Farquhar's autumn catalogue : bulbs and plants 1930 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (R. & J. Farquhar, 1930)

Farquhar's garden annual : 1908 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (R. & J. Farquhar, 1929)

Farquhar's garden annual : 1908 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (R. & J. Farquhar, 1930)

Farquhar's garden annual : 1908 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (R. & J. Farquhar, 1931)

Farquhar's garden annual, 1928 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Farquhar, 1928)

Fern Valley Trail guide - United States. Agricultural Research Service. (U.S. Dept. of Agriculture, National Arboretum, 1986)

La feuille des jeunes naturalistes : revue mensuelle d'histoire naturelle (A. Dollfus, 1897)

Field manual of trees; including southern Canada and the northern United States to the southern boundary of Virginia, Kentucky and Missouri, westward to the limits of the prairie - Schaffner, John H. (John Henry), 1866 -1939 (R. G. Adams, 1922)

Field manual of trees; including southern Canada and the northern United States to the southern boundary of Virginia, Kentucky, and Missouri, westward to the limits of the prairie - Schaffner, John H. (John Henry), 1866 -1939 (R.G. Adams, 1914)

Field Museum of Natural History bulletin - Field Museum of Natural History. (The Museum, 1975)

Field Museum of Natural History bulletin - Field Museum of Natural History. (The Museum, 1980)

Fieldbook of Illinois wild flowers; six hundred fifty of the more common flowering plants in the state - Illinois. Natural History Survey Division (Illinois. Natural History Survey Division, 1936)

Fieldbook of native Illinois shrubs - Tehon, L. R. (Leo Roy), 1895 -1954 (Natural History Survey Division, 1942)

Fifth report of the United States Entomological Commission, being a revised and enlarged edition of Bulletin no. 7, on insects injurious to forest and shade trees - Packard, A. S. (Alpheus Spring), 1839 -1905 (Govt. Print. Off, 1890)

Fiftieth Anniversary, 1894-1944 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Bay State Nurseries, Inc, 1944)

Fifty common plant galls of the Chicago area - Gronemann, Carl Fredrick, 1879 -1941 (Field Museum of Natural History, 1930)

Finding-list of plants at Breeze Hill Gardens, Harrisburg, Pa. : the residence of J. Horace McFarland ... : including trial-gardens of the J. Horace McFarland Company - J. Horace McFarland Company. (J.H. McFarland Co.], 1931)

Finding-list of plants at Breeze Hill Gardens, Harrisburg, Penna. : the residence of J. Horace McFarland, twenty-first street Bellevue Road and Hillside Road : including trial gardens of the J. Horace McFarland Company - J. Horace McFarland Company. (J.H. McFarland Co.], 1926)

Finding-list of plants at Breeze Hill Gardens, Harrisburg, Pa. : the residence of J. Horace McFarland ... : including trial-gardens of the J. Horace McFarland Company - J. Horace McFarland Company. (J.H. McFarland Co.], 1932)

Finding-list of plants at Breeze Hill gardens, Harrisburg, Pa. : the residence of J. Horace McFarland, twenty-first street, Bellevue Road and Hillside Road : including trial-gardens of the J. Horace McFarland Company - McFarland, J. Horace (John Horace), 1859 -1948 (s.n, 1935)

Finding-list of plants at Breeze Hill Gardens, Harrisburg, Pa. : the residence of J. Horace McFarland ... : including trial-gardens of the J. Horace McFarland Company - J. Horace McFarland Company. (J.H. McFarland Co.], 1930)

Flood tolerance of plant species in bottomland forests of the southeastern United States - Theriot, Russell F. (1992)

Flora and sylva. A monthly review for lovers of garden, woodland, tree or flower; new and rare plants, trees, shrubs, and fruits; the garden beautiful, home woods, and home landscape - Robinson, W. (William), 1838 -1935 (1905)

Flora oder Botanische Zeitung :welche Recensionen, Abhandlungen, Aufsätze, Neuigkeiten und Nachrichten, die Botanik betreffend, enthält - Königl. Bayer. Botanische Gesellschaft zu Regensburg. (Die Gesellschaft, 1834)

Flora oder Botanische Zeitung :welche Recensionen, Abhandlungen, Aufsätze, Neuigkeiten und Nachrichten, die Botanik betreffend, enthält - Königl. Bayer. Botanische Gesellschaft zu Regensburg. (Die Gesellschaft, 1888)

Flora oder Botanische Zeitung :welche Recensionen, Abhandlungen, Aufsätze, Neuigkeiten und Nachrichten, die Botanik betreffend, enthält - Königl. Bayer. Botanische Gesellschaft zu Regensburg. (Die Gesellschaft, 1906)

Flora oder Botanische Zeitung :welche Recensionen, Abhandlungen, Aufsätze, Neuigkeiten und Nachrichten, die Botanik betreffend, enthält - Königl. Bayer. Botanische Gesellschaft zu Regensburg. (Die Gesellschaft, 1917)

Flora oder Botanische Zeitung :welche Recensionen, Abhandlungen, Aufsätze, Neuigkeiten und Nachrichten, die Botanik betreffend, enthält - Königl. Bayer. Botanische Gesellschaft zu Regensburg. (Die Gesellschaft, 1916)

Flora of Berkshire County, Massachusetts - Hoffmann, Ralph, 1870 -1932 (1922)

The Flora of Canada - National Museum of Natural Sciences (Canada) (1978)

A flora of Concord : an account of the flowering plants, ferns, and fern-allies known to have occurred without cultivation in Concord, Massachusetts from Thoreau's time to the present day - Eaton, Richard J. (Museum of Comparative Zoology, Harvard University, 1974)

Flora of Delaware and the Eastern Shore : an annotated list of the ferns and flowering plants of the peninsula of Delaware, Maryland and Virginia - Tatnall, Robert Richardson, 1870 - (Society of Natural History of Delaware, 1946)

The flora of Essex County, Massachusetts - Peabody Museum of Salem. (Peabody Museum, 1975)

Flora of Illinois, containing keys for the identification of the flowering plants and ferns - Jones, George Neville, 1904 -1970 (The University Press, 1945)

Flora of Indiana - Deam, Charles Clemon, 1865 -1953 (Wm. B. Burford printing co., contractor for state printing and binding, 1940)

Flora of Japan : in English : combined, much revised and extended translation - Meyer, Frederick G, 1917 -2006 (Smithsonian Institution, 1965)

Flora of Lancaster County; being descriptions of the seed- plants growing naturally in Lancaster County, Pennsylvanial - Small, John Kunkel, 1869 -1938 (1913)