Washington Park Arboretum bulletin - University of Washington. (Published by the Arboretum Foundation for the University of Washington, 1994)

Washington Park Arboretum bulletin - University of Washington. (Published by the Arboretum Foundation for the University of Washington, 1997)

Washington Park Arboretum bulletin - University of Washington. (Published by the Arboretum Foundation for the University of Washington, 2005)

Washington Park Arboretum bulletin - University of Washington. (Published by the Arboretum Foundation for the University of Washington, 2007)

Washington Park Arboretum bulletin - University of Washington. (Published by the Arboretum Foundation for the University of Washington, 2008)

Water in the physiology of plants - Crafts, Alden Springer, 1897 - (Chronica Botanica Co, 1949)

Water utilization by trees, with special reference to the economic forest species of the north temperate zone - Raber, Oran, 1893 -1940 (U.S. Dept. of Agriculture, 1937)

Watsonia - Botanical Society of the British Isles. (Botanical Society of the British Isles, 1961)

Watsonia - Botanical Society of the British Isles. (Botanical Society of the British Isles, 1964)

Watsonia - Botanical Society of the British Isles. (Botanical Society of the British Isles, 1972)

Watsonia - Botanical Society of the British Isles. (Botanical Society of the British Isles, 1974)

Watsonia - Botanical Society of the British Isles. (Botanical Society of the British Isles, 1975)

Watsonia - Botanical Society of the British Isles. (Botanical Society of the British Isles, 1977)

Watsonia - Botanical Society of the British Isles. (Botanical Society of the British Isles, 1978)

Watsonia - Botanical Society of the British Isles. (Botanical Society of the British Isles, 1982)

Watsonia - Botanical Society of the British Isles. (Botanical Society of the British Isles, 1986)

Watsonia - Botanical Society of the British Isles. (Botanical Society of the British Isles, 1987)

Watsonia - Botanical Society of the British Isles. (Botanical Society of the British Isles, 1988)

Watsonia - Botanical Society of the British Isles. (Botanical Society of the British Isles, 1989)

Watsonia - Botanical Society of the British Isles. (Botanical Society of the British Isles, 1990)

Watsonia - Botanical Society of the British Isles. (Botanical Society of the British Isles, 1991)

Watsonia - Botanical Society of the British Isles. (Botanical Society of the British Isles, 1992)

Watsonia - Botanical Society of the British Isles. (Botanical Society of the British Isles, 1993)

Watsonia - Botanical Society of the British Isles. (Botanical Society of the British Isles, 1996)

Watsonia - Botanical Society of the British Isles. (Botanical Society of the British Isles, 1997)

Watsonia - Botanical Society of the British Isles. (Botanical Society of the British Isles, 2000)

Watsonia - Botanical Society of the British Isles. (Botanical Society of the British Isles, 2002)

Watsonia - Botanical Society of the British Isles. (Botanical Society of the British Isles, 2004)

Watsonia - Botanical Society of the British Isles. (Botanical Society of the British Isles, 2006)

Watsonia - Botanical Society of the British Isles. (Botanical Society of the British Isles, 2008)

Wayside and woodland blossoms : a pocket guide to British wild-flowers for the country rambler - Step, Edward, 1855 -1931 (F. Warne, 1895)

Wayside and woodland blossoms; a pocket guide to British wild flowers for the country rambler - Step, Edward, 1855 -1931 (Warne, 1895)

Wayside and woodland trees. A pocket guide to the British sylva - Step, Edward, 1855 -1931 (F. Warne, 1907)

Weathered Oak Herb Farm, Inc., Bradley Hills, Bethesda, Maryland - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Weathered Oak Herb Farm, 1942)

Weathered Oak Herb Farm, Inc., Bradley Hills, Bethesda, Maryland - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Weathered Oak Herb Farm, 1938)

Weathered Oak Herb Farm, Inc., Bradley Hills, Bethesda, Maryland - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (The Farm, 1940)

Weathered Oak Herb Farm, Inc., Bradley Hills, Bethesda, Maryland - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Weathered Oak Herb Farm, 1941)

Webbia - Webb, Philip Barker, 1793 -1854 (Istituto botanico dell'Università di Firenze, 1905)

Webster's practical forestry: a popular handbook on the rearing and growth of trees for profit or ornament - Webster, A. D. (Angus Duncan), 1855 -1931 (W. Rider & Son, Limited, 1905)

Welsh bird report - Welsh Ornithological Society. (Welsh Ornithological Society, 1990)

Welsh birds - Welsh Ornithological Society. (Welsh Ornithological Society, 2005)

West of England Journal of Science and Literature (1835)

Wholesale catalog : 1958-1959 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Monrovia Nursery Co, 1958)

Wholesale catalog : fall, 1958 - spring, 1959, lining out stock, perennials - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Mitsch Nursery, 1958)

Wholesale catalog, lining out stock : fall, 1954, spring, 1955 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Mitsch Nursery, 1954)

Wholesale catalog, lining out stock : fall, 1955, spring, 1956 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Mitsch Nursery, 1955)

Wholesale catalog, lining out stock : fall, 1956, spring, 1957 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Mitsch Nursery, 1956)

Wholesale catalog, lining out stock : fall, 1957, spring, 1958 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Mitsch Nursery, 1957)

Wholesale catalog : lining out stock : spring, 1955 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Mitsch Nursery, 1955)

Wholesale catalogue for nurseries and dealers - Wm. R. Prince & Co. (Wm. R. Prince & Co, 1856)

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 Holland plant list, 1947-48 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Guldemond's, 1947)

Wholesale list : lining-out stock, 1938-1939 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Coolidge Rare Plant Gardens, 1938)

Wholesale list : season 1954-1955 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Coolidge Rare Plant Gardens, 1954)

Wholesale list : season 1956-1957 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Coolidge Rare Plant Gardens, 1956)

Wholesale list : season 1958-1959 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Coolidge Rare Plant Gardens, 1958)

Wholesale list, winter and spring - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Tuttle Bros. Nurseries, 1954)

Wholesale price list - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Select Nurseries, 1955)

Wholesale price list - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (1957)

Wholesale price list - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (1958)

Wholesale price list 1919-1920 : for the trade only - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Cottage Gardens Nurseries, 1919)

Wholesale price list, 1954 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Visser's Nurseries, 1954)

Wholesale price list, 1955 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Visser's Nurseries, 1955)

Wholesale price list, 1956 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Visser's Nurseries, 1956)

Wholesale price list 1957 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Visser's Nurseries, 1957)

Wholesale price list 1958 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Visser's Nurseries, 1958)

Wholesale price list 3320 : season 1933-1934 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (W.B. Clarke & Co, 1933)

Wholesale price list 3420 : season 1934-1935 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (W.B. Clarke & Co, 1934)

Wholesale price list 3536 : season 1935-1936 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (W.B. Clarke & Co, 1935)

Wholesale price list : August 15, 1939 (season 1939-1940) - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Portland Wholesale Nursery Company, 1939)

Wholesale price list : exclusively for nurserymen and dealers - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (California Nursery Company, 1929)

Wholesale price list, fall 1933 : azaleas, broad-leaved evergreens, new and rare shrubs - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Le-Mac Nurseries, Incorporated, 1933)

Wholesale price list, fall 1935 : azaleas, broad-leaved evergreens, lining out stock - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Le-Mac Nurseries, 1935)

Wholesale price list : fall 1947 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Doty & Doerner, Inc., Nurseries, 1947)

Wholesale price list fall 1948, spring 1949 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (H.L. Pearcy Nursery Co, 1948)

Wholesale price list : fall 1948, spring 1949 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Doty & Doerner, Inc., Nurseries, 1948)

Wholesale price list : fall 1949, spring 1950 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Doty & Doerner, Inc., Nurseries, 1949)

Wholesale price list : fall 1951, spring 1952 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Doty & Doerner, Inc. Nurseries, 1951)

Wholesale price list : fall 1952, spring 1953 : select nursery stock - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Doty & Doerner, Inc. Nurseries, 1952)

Wholesale price list : fall 1953 – spring 1954 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (H.L. Pearcy Nursery Co, 1953)

Wholesale price list : fall 1953, spring 1954 : select nursery stock - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Doty & Doerner, Inc. Nurseries, 1953)

Wholesale price list : fall 1954 for the trade only - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Fraser Nurseries, Incorporated, 1954)

Wholesale price list : fall 1955, spring 1956 : select nursery stock - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Doty & Doerner, Inc. Nurseries, 1955)

Wholesale price list : fall 1957 – spring 1958 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (H.L. Pearcy Nursery Co, 1957)

Wholesale price list, fall 1957 - spring 1958 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Ingleside Farm Nurseries, 1957)

Wholesale price list : field grown stock and container stock - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Del Amo Nurseries, 1942)

Wholesale price list for ... - Meehan, Thomas, 1826 -1901 (The Nurseries, 1911)

Wholesale price list for 1958 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Deigaard Nurseries, 1958)

Wholesale price list for 1959 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Deigaard Nurseries, 1959)

Wholesale price list. for nurserymen, dealers, florists and landscape architects only. Spring 1917 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Bay State Nurseries, 1917)

Wholesale price list for the trade for fall 1934 and spring 1935 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Orenco Nursery Company, 1934)

Wholesale price list for the trade for fall 1935 and spring 1936 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Orenco Nursery Company, 1935)

Wholesale price list for the trade (nurserymen and legitimate dealers only) for fall 1937 and spring 1938 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Orenco Nursery Co, 1937)

Wholesale price list for the trade only : fall 1916 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Cottage Gardens Nurseries Incorporated, 1916)

Wholesale price list : July 1, 1930 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Portland Wholesale Nursery Company, 1930)

Wholesale price list : lining out and specimen stock fall 1943 spring 1944 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Tingle Nursery, 1944)

Wholesale price list : October 1, 1924 : to the trade only - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Portland Wholesale Nursery Co, 1924)

Wholesale price-list of garden, flower, tree, agricultural and herb seeds : also, a select list of gladiolus and other spring bulbs - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (J.M. Thorburn & Co, 1895)

Wholesale price list of nursery stock. Season 1918-1919 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Jackson & Perkins, 1918)

Wholesale price list : season 1947-1948 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Portland Wholesale Nursery Company, 1947)

Wholesale price list : season 1948-1949 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Portland Wholesale Nursery Company, 1948)

Wholesale price list : September 1, 1928 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Portland Wholesale Nursery Company, 1928)

Wholesale price list : September 1, 1929 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Portland Wholesale Nursery Company, 1929)

Wholesale price list : September 1, 1931 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Portland Wholesale Nursery Company, 1931)

Wholesale price list : September 1, 1932 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Portland Wholesale Nursery Company, 1932)

Wholesale price list : September 1, 1934 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Portland Wholesale Nursery Company, 1934)

Wholesale price list : September 1, 1937 (season 1937-1938) - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Portland Wholesale Nursery Company, 1937)

Wholesale price list : September 1, 1938 (season 1938-1939) - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Portland Wholesale Nursery Company, 1938)

Wholesale price list : September, 1935 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Portland Wholesale Nursery Company, 1935)

Wholesale price list : September, 1936 (season 1936-1937) - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Portland Wholesale Nursery Company, 1936)

Wholesale price list : September, 1940 (season 1940-1941) - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Portland Wholesale Nursery Company, 1940)

Wholesale price list : September, 1942 (season 1942-1943) - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Portland Wholesale Nursery Company, 1942)

Wholesale price list : September 20, 1927 : to the trade only - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Portland Wholesale Nursery Co, 1927)

Wholesale price list : spring 1932 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Hess' Nurseries, 1932)

Wholesale price list : spring 1934 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Hess' Nurseries, 1934)

Wholesale price list, spring 1934 : azaleas, broad-leaved evergreens, new and rare shrubs - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Le-Mac Nurseries, 1934)

Wholesale price list, spring 1935 : broad-leaved evergreens, azaleas, hollies, pyracantha, heathers, lining out stock - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Le-Mac Nurseries, 1935)

Wholesale price list, spring 1937 : azaleas, broad-leaved evergreens, lining out stock - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Le-Mac Nurseries, 1937)

Wholesale price list : spring - 1955 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (H.L. Pearcy Nursery Co, 1955)

Wholesale price list : spring 1957 : specializing in azaleas, broad leaved evergreens, general ornamentals, lining out stock - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Tankard Nurseries, 1957)

Wholesale price list : spring 1958 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Tankard Nurseries, 1958)

Wholesale price list spring of 1918 : for nurserymen only - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (California Nursery Company, 1918)

Wholesale price list : to the trade - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Leonard Coates Nurseries, Inc, 1948)

Wholesale price list to the trade, 1931-1932 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Leonard Coates Nurseries, Incorporated, 1931)

Wholesale price list to the trade, 1935-1936 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Leonard Coates Nurseries, Incorporated, 1935)

Wholesale price list to the trade, 1938-1939 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Leonard Coates Nurseries, Incorporated, 1938)

Wholesale price list to the trade, 1939-1940 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Leonard Coates Nurseries, Incorporated, 1939)

Wholesale price list to the trade : 1950-1951 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Leonard Coates Nurseries, Inc, 1950)

Wholesale pricelist : lining-out and specimen stock spring 1935 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Tingle Nursery, 1935)

Wholesale surplus list, spring 1940, for the trade only : conifers, broad leaved evergreens, deciduous shrubs, shade trees, hedge plants, vines, lining out stock - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Fraser Nurseries, Incorporated, 1940)

Wholesale trade list - Meehan, Thomas, 1826 -1901 (Thomas Meehan & Sons, 1893)

Wholesale trade-list : 1912 - Biltmore Nursery (Biltmore, N.C.) (Biltmore Nursery, 1912)

Wholesale trade list : finished stock and liners : fall, 1956 - spring, 1957 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Del-Mar-Va Nurseries, 1956)

Wholesale trade list : finished stock and liners : fall 1957 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Del-Mar-Va Nurseries, 1957)

Wholesale trade list : finished stock and liners : fall, '54 - spring, '55 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Del-Mar-Va Nurseries, 1954)

Wholesale trade list : finished stock and liners : spring, 1955 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Del-Mar-Va Nurseries, 1955)

Wholesale trade list : finished stock and liners : spring 1957 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Del-Mar-Va Nurseries, 1957)

Wholesale trade list for nurserymen, florists and landscapers : season 1939, fall 1938 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Sherwood Nursery Co, 1938)

Wholesale trade list for nurserymen, florists and landscapers : season 1938, fall 1937 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Sherwood Nursery Co, 1937)

Wholesale trade list : liners and finished stock : February 10, 1958 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Del-Mar-Va Nurseries, 1958)

Wholesale trade list : liners and finished stock, spring – 1959 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Del-Mar-Va Nurseries, 1959)

Wholesale trade list : lining out stock - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Hogansville Nurseries, 1932)

Wholesale trade list : lining out stock and ornamentals - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Hogansville Nurseries, 1933)

Wholesale trade list of the Morrisville Nursseries - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Samuel C. Moon, 1898)

Wholesale trade list of the Morrisville Nursseries - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Samuel C. Moon, 1895)

Wholesale trade list of the Morrisville Nursseries - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Samuel C. Moon, 1899)

Wholesale trade list : season 1936, fall 1935 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Sherwood Nursery Co, 1935)

Wholesale trade list : season 1937, fall 1936 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Sherwood Nursery Co, 1936)

Wholesale trade-list, season of 1899-1900 - Biltmore Nursery (Biltmore, N.C.) (Biltmore Nursery, 1899)

Wholesale trade-list : season of 1907-1908 - Biltmore Nursery (Biltmore, N.C.) (Biltmore Nursery, 1908)

Wholesale trade-list : season of 1909-1910 - Biltmore Nursery (Biltmore, N.C.) (Biltmore Nursery, 1909)

Wiener illustrirte Garten-Zeitung - Kaiserlich-Königliche Gartenbau-Gesellschaft in Wien. (W. Frick, 1897)

Wild flowers worth notice : a selection of some of our native plants which are most attractive from their beauty, uses, or associations - Lankester, Phebe, 1825 -1900 (D. Bogue, 1879)

Wild flowers worth notice : being a selection from the British flora of some of our native plants, which are most attractive from their beauty, uses, or associations - Sowerby, John E. (John Edward), 1825 -1870 (Robert Hardwicke, 1864)

Wild, free-roaming horses : status of present knowledge - Collins, Kay, (U.S. Dept. of the Interior, Bureau of Land Management, 1977)

Wild fruits of the country-side - Hulme, F. Edward (Frederick Edward), 1841 -1909 (Hutchinson, 1902)

William Bartram, interpreter of the American landscape - Wordsworth Collection. (The Johns Hopkins Press, 1933)

Wilmat hollies : 1951-1952, evergreen red berried English, Chinese, American - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (The Wilmat Holly Co, 1951)

Wilmat hollies : 1953, evergreen red berried English, Chinese, American - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (The Wilmat Holly Co, 1953)

Wilmat hollies : 1954, evergreen red berried English, Chinese, American - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (The Wilmat Holly Co, 1954)