The turk's cap - Delaware Native Plant Society. (Delaware Native Plant Society, 2004)

The turk's cap - Delaware Native Plant Society. (Delaware Native Plant Society, 2015)

Twenty-fifth anniversary, 1907-1932/33 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Ferndale Nursery, 1932)

The University of Kansas science bulletin - University of Kansas. Museum of Natural History. (University of Kansas, 1969)

The University of Kansas science bulletin - University of Kansas. Museum of Natural History. (University of Kansas, 1970)

The University of Washington Arboretum bulletin - Arboretum Foundation (Seattle, Wash.) (University of Washington Arboretum Foundation, 1981)

University studies of the University of Nebraska - University of Nebraska (Lincoln campus) (1888)

A university text-book of botany (Macmillan, 1910)

Unsere Freiland-Nadelhölzer; Anzucht, Pflege und Verwendung aller bekannten in Mitteleuropa im freien Kulturfähigen Nadelhölzer mit Einschluss von Ginkgo und Ephedra - Appel, Otto, 1867 -1952 (Hölder-Pichler-Tempsky, 1923)

Upland and meadow : a Poaetquissings chronicle - Abbott, Charles Conrad, 1843 -1919 (Harper & Brothers, 1886)

Useful wild plants of the United States and Canada - Saunders, Charles Francis, 1859 -1941 (R. M. McBride & company, 1920)

Useful wild plants of the United States and Canada - Saunders, Charles Francis, 1859 -1941 (R.M. McBride, 1920)

Uses of plants by the Chippewa Indians - Densmore, Frances, 1867 -1957 (U.S. G.P.O, 1928)

Uses of plants by the Indians of the Missouri River region - Gilmore, Melvin R. (Melvin Randolph), 1868 -1940 (Govt. print. off, 1919)

The vascular flora of the eastern Penobscot Bay region, Maine - Hill, Albert Frederick, 1889 - (1919)

Vascular plant species of the Forest Ecology Research and Demonstration Area, Paul Smith's, New York - United States. Forest Service. (U.S. Dept. of Agriculture, Forest Service, Northeastern Research Station, 2003)

Vascular plants of Maryland, USA : a comprehensive account of the state's botanical diversity - Smithsonian Institution (Smithsonian Scholarly Press, 2021)

Vascular plants of the Sangamon River basin; annotated checklist and ecological summary - Bell, David T. (University of Illinois at Urbana-Champaign, College of Agriculture, 1974)

Die Vegetation der Erde :Sammlung pflanzengeographischer Monographien - Engler, Adolf, 1844 -1930 (W. Engelmann, 1896)

The vegetation of Montauk : a study of grassland and forest - Taylor, Norman, 1883 -1967 (Brooklyn Botanic Garden, 1923)

The vegetation of the Chicago region : an outline of some of the principal plant associations together with lists of their principal species - Fuller, George D. (George Damon), 1869 - ((University of Chicago), 1917)

The vegetation of the New Jersey Pine-Barrens : an ecologic investigation - Harshberger, John W. (John William), 1869 -1929 (Christopher Sower Company, 1916)

The vegetation of the Ozark region in southern Illinois - Gleason, Henry A. (Henry Allan), 1882 -1975 (1904)

The veliger - California Malacozoological Society. (California Malacozoological Society, 1988)

Verhandlungen der Kaiserlich-Königlichen Zoologisch-Botanischen Gesellschaft in Wien - Zoologisch-Botanische Gesellschaft in Wien. (Kaiserlich-Königliche Zoologisch-Botanische Gesellschaft in Wien, 1870)

Verhandlungen der Kaiserlich-Königlichen Zoologisch-Botanischen Gesellschaft in Wien - Zoologisch-Botanische Gesellschaft in Wien. (Kaiserlich-Königliche Zoologisch-Botanische Gesellschaft in Wien, 1861)

Verhandlungen der Kaiserlich-Königlichen Zoologisch-Botanischen Gesellschaft in Wien - Zoologisch-Botanische Gesellschaft in Wien. (Kaiserlich-Königliche Zoologisch-Botanische Gesellschaft in Wien, 1875)

Verhandlungen der Kaiserlich-Königlichen Zoologisch-Botanischen Gesellschaft in Wien - Zoologisch-Botanische Gesellschaft in Wien. (Kaiserlich-Königliche Zoologisch-Botanische Gesellschaft in Wien, 1876)

Verhandlungen des Botanischen Vereins für die Provinz Brandenburg - Botanischer Verein der Provinz Brandenburg. (Kommissions-Verlag von R. Gaertner, 1896)

Vermont - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Gardenside Nurseries, Inc, 1928)

Vermont's hardiest varieties : fruit trees shade trees berry plants shrubs vines evergreens perennials - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (George D. Aiken, 1925)

Vick's illustrated monthly magazine (J. Vick, 1883)

Vick's illustrated monthly magazine (J. Vick, 1888)

Virginia journal of science - Virginia Academy of Science. (Virginia Academy of Science, Dept. of Physics and Geophysical Science, School of Sciences and Health Professions, Old Dominion University, 1984)

Virginia journal of science - Virginia Academy of Science. (Virginia Academy of Science, Dept. of Physics and Geophysical Science, School of Sciences and Health Professions, Old Dominion University, 1993)

Vorträge über botanische stammesgeschichte, gehalten an der Reichsuniversität zu Leiden - Lotsy, Johannes Paulus, 1867 -1931 (G. Fischer, 1907)

Vorträge über botanische Stammesgeschichte, gehalten an der Reichsuniversität zu Leiden. Ein Lehrbuch der Pflanzensystematik - Lotsy, Johannes Paulus, 1867 -1931 (G. Fischer, 1911)

Washington Park Arboretum bulletin - University of Washington. (Published by the Arboretum Foundation for the University of Washington, 1988)

Water lilies, rock garden plants, hardy ferns, landscape service - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Minnesota Gardens, 1933)

Wayside flowers Series I. Being a description of American wild flowers that bloom in April, May, and early June - Mathews, F. Schuyler (Ferdinand Schuyler), 1854 -1938 (Taber-Prang Art, 1898)

Wayside flowers Series IV. Being a description of American wild flowers that bloom in August, September, October, and June to October - Mathews, F. Schuyler (Ferdinand Schuyler), 1854 -1938 (Taber-Prang Art, 1898)

Who's who among the wild flowers - Beecroft, W. I. (Willey Ingraham), 1870 - (Moffat, Yard and company, 1910)

Who's who among the wild flowers - Beecroft, W. I. (Willey Ingraham), 1870 - (Moffat, Yard, 1910)

Wholesale catalogue of native hardy plants and shrubs : for the season of 1895-6 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Bellevue Nursery, 1896)

Wholesale catalogue of native trees, flowering shrubs and herbaceous perennial plants of the southern Alleghany Mountains and the Southern States - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Harlan P. Kelsey, 1891)

Wholesale catalogue, our wild flowers, and ferns, bulbs, hardy ornamentals, native shrubs, etc - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Southwick Nurseries, 1892)

Wholesale catalogue : spring, 1906 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Altifirma Nursery, 1906)

Wholesale price list 1906-7 : ornamental trees, shrubs, herbaceous plants, climbing vines, native roses, ferns, etc - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Sackett Bros. Nurseries, 1907)

Wholesale price list, 1933 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Profile Collecting Company, 1933)

Wholesale price list, fall 1932 spring 1933 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Profile Collecting Company, 1932)

Wholesale price list : fall, 1955 - spring, 1956 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Horton Nurseries, Inc, 1955)

Wholesale price-list : Kelsey's rhododendrons, azaleas and other strictly hardy American plants - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Harlan P. Kelsey, 1909)

Wholesale price list of collected native trees, shrubs, plants and bulbs - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (L.E. Williams Nursery Company, 1939)

Wholesale price list of native trees, shrubs, plants and bulbs - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (L.E. Williams Nursery Company, 1950)

Wholesale price list of native trees, shrubs, plants and bulbs - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (L.E. Williams Nursery Company, 1942)

Wholesale price list of native trees, shrubs, plants and bulbs - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (L.E. Williams Nursery Company, 1943)

Wholesale price list of native trees, shrubs, plants and bulbs - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (L.E. Williams Nursery Company, 1946)

Wholesale price list of native trees, shrubs, plants and bulbs - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (L.E. Williams Nursery Company, 1945)

Wholesale price list of native trees, shrubs, plants and bulbs - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (L.E. Williams Nursery Company, 1944)

Wholesale price list of native trees, shrubs, plants and bulbs - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (L.E. Williams Nursery Company, 1947)

Wholesale price list of native trees, shrubs, plants and bulbs - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (L.E. Williams Nursery Company, 1948)

Wholesale price list of native trees, shrubs, plants and bulbs, 1941 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (L.E. Williams Nursery Company, 1941)

Wholesale price list of native wild flowers - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Edith Helen Curtis, 1920)

Wholesale surplus list for early spring shipment : 1928 [price list] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (E.C. Robbins, 1928)

Wholesale trade-list fall 1922 and spring 1923 : gardens of the Blue Ridge - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (E.C. Robbins, 1922)

Wholesale trade list : fall 1923 and spring 1924 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Gardens of the Blue Ridge, 1923)

Wholesale trade list, fall 1931 [of] hardy native lilies, bulbous plants, orchids, ferns, aquatic and bog plants, wild flowers and rock garden plants - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Isaac Langley Williams, 1931)

Wholesale trade-list : fall and spring 1926-1927 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Gardens of the Blue Ridge, 1926)

Wholesale trade-list : fall and spring 1927-1928 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (E.C. Robbins, 1927)

Wholesale trade-list : fall and spring 1928-1929 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (E.C. Robbins, 1928)

Wholesale trade-list : fall and spring, 1930-1931 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Gardens of the Blue Ridge, 1930)

Wholesale trade-list : fall and spring, 1931-1932 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (E.C. Robbins, 1931)

Wholesale trade list : fall of 1929 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Gillett's Fern and Flower Farm, 1929)

Wholesale trade list of collected native trees, shrubs and plants - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Perkiomen Gardens, 1926)

Wholesale trade list of hardy native lilies, orchids, ferns, aquatic and bog plants, wild flowers, deciduous trees, shrubs and evergreens : fall, 1947 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Exeter Wild Flower Gardens, 1947)

Wholesale trade list of hardy native lilies, orchids, ferns, aquatic and bog plants, and wild flowers : fall 1934 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Isaac Langley Williams, 1934)

Wholesale trade list of hardy native lilies, orchids, ferns, aquatic and bog plants, wild flowers, deciduous trees and shrubs, and evergreens : spring 1934 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Isaac Langley Williams, 1934)

Wholesale trade list of hardy native lilies, orchids, ferns, aquatic and bog plants, wild flowers : fall 1942 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Isaac Langley Williams, 1942)

Wholesale trade list of hardy native lilies, orchids, ferns, aquatic and bog plants, wild flowers, deciduous trees, shrubs and evergreens : 1953 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Exeter Wild Flower Gardens, 1953)

Wholesale trade list of hardy native lilies, orchids, ferns, aquatic and bog plants, wild flowers, deciduous trees, shrubs and evergreens : fall 1948 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Exeter Wild Flower Gardens, 1948)

Wholesale trade list of hardy native lilies, orchids, ferns, aquatic and bog plants, wild flowers, deciduous trees, shrubs and evergreens : spring, 1945 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Isaac Langley Williams, 1945)

Wholesale trade list of hardy native lilies, orchids, ferns, aquatic and bog plants, wild flowers, deciduous trees, shrubs and evergreens : 1952 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Exeter Wild Flower Gardens, 1952)

Wholesale trade list of hardy native lilies, orchids, ferns, aquatic and bog plants, wild flowers, deciduous trees, shrubs and evergreens, 1944 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Isaac Langley Williams, 1944)

Wholesale trade list of hardy native lilies, orchids, ferns, aquatic and bog plants, wild flowers, deciduous trees, shrubs and evergreens, 1943 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Isaac Langley Williams, 1943)

Wholesale trade list of hardy native lilies, orchids, ferns, aquatic and bog plants, wild flowers, deciduous trees, shrubs and evergreens : 1947 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Exeter Wild Flower Gardens, 1947)

Wholesale trade list of hardy native lilies, orchids, ferns, aquatic and bog plants, wild flowers, deciduous trees, shrubs and evergreens : 1950 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Exeter Wild Flower Gardens, 1950)

Wholesale trade list of hardy native lilies, orchids, ferns, aquatic and bog plants, wild flowers, deciduous trees, shrubs and evergreens : 1948 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Exeter Wild Flower Gardens, 1948)

Wholesale trade list of hardy native lilies, orchids, ferns, aquatic and bog plants, wild flowers, deciduous trees, shrubs and evergreens, 1946 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Isaac Langley Williams, 1946)

Wholesale trade list of hardy native lilies, orchids, ferns, aquatic and bog plants, wild flowers, deciduous trees, shrubs and evergreens : 1951 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Exeter Wild Flower Gardens, 1951)

Wholesale trade list of hardy native lilies, orchids, ferns, aquatic and bog plants, wild flowers, deciduous trees, shrubs and evergreens : 1949 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Exeter Wild Flower Gardens, 1949)

Wholesale trade list of hardy native plants : spring & fall 1936 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (A.J. Greene, 1936)

Wholesale trade list of hardy native plants : spring - fall 1935 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (A.J. Greene, 1935)

Wholesale trade list of hardy native wild plants - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (A.J. Greene, 1937)

Wholesale trade-list of Southwick Nurseries - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Edward Gillett, 1904)

Wholesale trade-list of Southwick Nurseries - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Edward Gillett, 1905)

Wholesale trade-list of Southwick Nurseries : deciduous and evergreen trees and shrubs, hardy ferns and flowers, bog plants and orchids - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Edward Gillett, 1903)

Wholesale trade list of Southwick Nurseries : hardy ferns and flowers, roses, shrubs, vines, aquatic and bog plants, orchids, herbaceous perennials, etc - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Edward Gillett, 1900)

Wholesale trade list : season 1921-1922 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (E.C. Robbins, 1921)

Wholesale trade list : spring of 1929 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Gillett's Fern and Flower Farm, 1929)

Wild and cultivated plants poisonous to humans in Canada : a preliminary inventory - Mulligan, Gerald A., 1928 - (Research Branch, Agriculture Canada, 1984)

Wild flower families; the haunts, characters, and family relationships of the herbaceous wild flowers, with suggestions for their identification - Weed, Clarence Moores, 1864 -1947 (J.B. Lippincott, 1908)

Wild flower families; the haunts, characters, and family relationships of the herbaceous wild flowers, with suggestions for their identification - Weed, Clarence Moores, 1864 -1947 (J.B. Lippincott company, 1908)

Wild flower families; the haunts, characters, and family relationships of the herbaceous wild flowers, with suggestions for their identification - Weed, Clarence Moores, 1864 -1947 (J. B. Lippincott Company, 1908)

Wild flower plants and ferns - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wake Robin Farm, 1941)

Wild flower plants and ferns - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wake Robin Farm, 1943)

Wild flower seeds for sale : an aid to conservation of native flora - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Alice Earle Hyde, 1942)

Wild flower seeds for sale : sow in October into December or early spring - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. ([Alice Earle Hyde], 1939)

Wild flower seeds for sale : sow in October, November and early December - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Alice E. Hyde, 1936)

Wild flowers and ferns - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wake Robin Farm, 1949)

Wild flowers and ferns - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wake Robin Farm, 1948)

Wild flowers and ferns - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wake Robin Farm, 1947)

Wild flowers and ferns, 1956 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Leslie's Wild Flower Nursery, 1956)

Wild flowers and ferns : to brighten a shady nook - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wake Robin Farm, 1953)

Wild flowers east of the Rockies - Reed, Chester A. (Chester Albert), 1876 -1912 (Reed, 1910)

Wild flowers east of the Rockies - Reed, Chester A. (Chester Albert), 1876 -1912 (Doubleday, Page, 1910)

Wild flowers every child should know - Stack, Frederic William, 1871 - (Grosset & Dunlap, 1909)

Wild flowers every child should know : arranged according to color with reliable descriptions of the more common species of the United States and Canada - Stack, Frederic William, 1871 - (Doubleday, Page and Company, 1909)

Wild flowers every child should know : arranged according to color, with reliable descriptions of the more common species of the United States and Canada - Stack, Frederic William, 1871 - (Grosset & Dunlap, 1909)

Wild flowers every child should know, arranged according to color, with reliable descriptions of the more common species of the United States and Canada - Stack, Frederic William, 1871 - (Doubleday, Page and Co, 1909)

Wild flowers, ferns and orchids : fall 1935 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Rebecca M. Causey, 1935)

Wild flowers, ferns, rhododendrons, kalmias, azaleas and other items that can be successfully planted in the fall : fall supplement, 1937 listing - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Gillett Fern and Flower Farm, 1937)

Wild flowers [list] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. ([Irving Holcomb], 1925)

Wild flowers of Canada, published exclusively with the Montreal star, Montreal - Iles, George, 1852 -1942 (1890)

Wild flowers of New York - House, Homer D. (Homer Doliver), 1878 -1949 (University of the State of New York, 1918)

Wild flowers of New York - House, Homer D. (Homer Doliver), 1878 -1949 (University of the State of New York, 1921)

Wild flowers of New York - House, Homer D. (Homer Doliver), 1878 -1949 (The University of the state of New York, 1918)

Wild flowers of the north-eastern states: being three hundred and eight individuals common to the north-eastern United States - Robertson-Miller, Ellen (G. P. Putnam's Sons, 1904)

Wild flowers of the north-eastern states; being three hundred and eight individuals common to the north-eastern United States - Robertson-Miller, Ellen (Putnam's, 1895)

Wild flowers of western Kentucky - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Miss Effie Runner, 1936)

Wild flowers, perennials, rock plants - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Gunther Gardens, 1929)

Wild flowers worth knowing - Doubleday, Nellie Blanchan DeGraff, 1865 -1918 (IndyPublish.com, 1917)

Wild medicinal plants of the United States - United States. Bureau of Plant Industry. (G.P.O, 1906)

Wild plants needing protection - Britton, Elizabeth G. (Elizabeth Gertrude), 1858 -1934 (New York Botanical Garden, 1912)

Wilmington flora : a list of plants growing about Wilmington, North Carolina, with date of flowering. With a map of New Hanover county - Wood, Thomas Fanning, 1841 -1892 (Edwards, Broughton & Co, 1886)

The Wilson bulletin - Agassiz Association. Wilson Ornithological Chapter. (Wilson Ornithological Society, 1969)

Woolson & Co.'s catalogue of hardy perennial plants, bulbs, ferns, and climbers : spring of 1884 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Woolson & Co, 1884)

Year book - Carnegie Institution of Washington - Carnegie Institution of Washington (Carnegie Institution of Washington, 1906)

Zeitschrift für Botanik (1909)