California range brushlands and browse plants - Sampson, Arthur W. (Arthur William), 1884 -1967 (University of California, Division of Agricultural Sciences, California Agricultural Experiment Station, Extension Service, 1963)

California's choicest bulbs, hardy plants, ferns and shrubs. Fall, 1919 spring, 1920 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Carl Purdy, 1919)

California's choicest bulbs, native hardy plants, ferns, shrubs. Fall, 1920-spring, 1921 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Carl Purdy, 1920)

California's choicest bulbs, native hardy plants, ferns, shrubs. Fall, 1921-spring, 1922 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Carl Purdy, 1921)

California's choicest bulbs, native hardy plants, ferns, shrubs : fall 1922, spring 1923 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Carl Purdy, 1922)

The California species of mealy bugs - Ferris, Gordon Floyd, 1893 -1958 (The University, 1918)

California wild flower seeds - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. ([Lester Rowntree & Co.], 1945)

California wild flower seeds - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Lester Rowntree & Company, 1935)

California wild flower seeds, California native plants : 1903, 1953 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Theodore Payne, 1953)

California wild flower seeds, California native plants : fall 1947, spring 1948 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Theodore Payne, 1947)

California wild flower seeds : List No. 4 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Lester Rowntree & Co, 1928)

California wild flower seeds : [List No. 6] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Lester Rowntree & Co, 1931)

California wild flower seeds : list No. 7 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Lester Rowntree & Co, 1931)

California wild flower seeds : [List No. 7] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Lester Rowntree & Co, 1932)

California wild flower seeds : seeds of rock plants, hardy perennials, annuals, bulbs, shrubs : 1924-1934 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Lester Rowntree & Company, 1934)

California wildflower seeds, 1946 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Lester Rowntree & Co, 1946)

California wildflower seeds, 1948 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Lester Rowntree & Co, 1948)

California wildflower seeds for Californian and Eastern gardens : 1940-41 catalog - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Lester Rowntree & Co, 1940)

California wildflower seeds : supplement for 1949 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Lester Rowntree & Co, 1949)

California women in botany - Constance, Lincoln, 1909 -2001 (University of California, 1987)

The Canadian entomologist - Entomological Society of Canada (1863-1871) (Entomological Society of Canada [etc.], 1899)

The Canadian entomologist - Entomological Society of Canada (1863-1871) (Entomological Society of Canada [etc.], 1901)

The Canadian entomologist - Entomological Society of Canada (1863-1871) (Entomological Society of Canada [etc.], 1903)

The Canadian entomologist - Entomological Society of Canada (1863-1871) (Entomological Society of Canada [etc.], 1908)

The Canadian entomologist - Entomological Society of Canada (1863-1871) (Entomological Society of Canada [etc.], 1916)

The Canadian entomologist - Entomological Society of Canada (1863-1871) (Entomological Society of Canada [etc.], 1918)

The Canadian field-naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 1986)

The Canadian field-naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 1998)

The Canadian field-naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 2001)

The Canadian field-naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 2012)

The Canadian naturalist and geologist - Natural History Society of Montreal. (B. Dawson, 1860)

Canotia - Arizona State University. Vascular Plant Herbarium. (Vascular Plant Herbarium, School of Life Sciences, Arizona State University, 2007)

Canotia - Arizona State University. Vascular Plant Herbarium. (Vascular Plant Herbarium, School of Life Sciences, Arizona State University, 2009)

Canotia - Arizona State University. Vascular Plant Herbarium. (Vascular Plant Herbarium, School of Life Sciences, Arizona State University, 2010)

Canotia - Arizona State University. Vascular Plant Herbarium. (Vascular Plant Herbarium, School of Life Sciences, Arizona State University, 2011)

Canotia - Arizona State University. Vascular Plant Herbarium. (Vascular Plant Herbarium, School of Life Sciences, Arizona State University, 2012)

Canotia - Arizona State University. Vascular Plant Herbarium. (Vascular Plant Herbarium, School of Life Sciences, Arizona State University, 2013)

Canotia - Arizona State University. Vascular Plant Herbarium. (Vascular Plant Herbarium, School of Life Sciences, Arizona State University, 2014)

Canotia - Arizona State University. Vascular Plant Herbarium. (Vascular Plant Herbarium, School of Life Sciences, Arizona State University, 2015)

Capital natural de México - Sarukhan, Jose (Comisión Nacional para el Conocimiento y Uso de la Biodiversidad (CONABIO), 2008)

Carnegie Institution of Washington publication - Carnegie Institution of Washington (Carnegie Institution of Washington, 1914)

Carnegie Institution of Washington publication - Carnegie Institution of Washington (Carnegie Institution of Washington, 1915)

Carnegie Institution of Washington publication - Carnegie Institution of Washington (Carnegie Institution of Washington, 1916)

Carnegie Institution of Washington publication - Carnegie Institution of Washington (Carnegie Institution of Washington, 1919)

Carnegie Institution of Washington publication - Carnegie Institution of Washington (Carnegie Institution of Washington, 1920)

Carnegie Institution of Washington publication - Carnegie Institution of Washington (Carnegie Institution of Washington, 1921)

Carnegie Institution of Washington publication - Carnegie Institution of Washington (Carnegie Institution of Washington, 1922)

Carnegie Institution of Washington publication - Carnegie Institution of Washington (Carnegie Institution of Washington, 1923)

Carnegie Institution of Washington publication - Carnegie Institution of Washington (Carnegie Institution of Washington, 1924)

Carnegie Institution of Washington publication - Carnegie Institution of Washington (Carnegie Institution of Washington, 1940)

Carnegie Institution of Washington publication - Carnegie Institution of Washington (Carnegie Institution of Washington, 1942)

Caroli Linnæi ... Systema vegetabilium - Sprengel, Kurt Polycarp Joachim, 1766 -1833 (sumtibus Librariae Dieterichianae, 1825)

Caroli Linnæi ... Systema vegetabilium - Sprengel, Kurt Polycarp Joachim, 1766 -1833 (sumtibus Librariae Dieterichianae, 1828)

Cascade-Siskiyou National Monument : draft resource management plan/environmental impact statement - United States. Bureau of Land Management. Medford District. (U.S. Department of the Interior, Bureau of Land Management, Medford District Office, 2002)

Cascade-Siskiyou National Monument : proposed resource management plan/final environmental impact statement - United States. Bureau of Land Management. (U.S. Department of the Interior, Bureau of Land Management, Medford District Office, 2005)

Cassell's dictionary of practical gardening; an illustrated encyclopædia of practical horticulture for all classes - Wright, Walter P. (Walter Page), 1864 -1940 (Cassell and company, limited, 1902)

Castilleja : the newsletter of the Wyoming Native Plant Society - Wyoming Native Plant Society. (Wyoming Native Plant Society, 1986)

Castilleja : the newsletter of the Wyoming Native Plant Society - Wyoming Native Plant Society. (Wyoming Native Plant Society, 1987)

Castilleja : the newsletter of the Wyoming Native Plant Society - Wyoming Native Plant Society. (Wyoming Native Plant Society, 1992)

Castilleja : the newsletter of the Wyoming Native Plant Society - Wyoming Native Plant Society. (Wyoming Native Plant Society, 1996)

Castilleja : the newsletter of the Wyoming Native Plant Society - Wyoming Native Plant Society. (Wyoming Native Plant Society, 1998)

Castilleja : the newsletter of the Wyoming Native Plant Society - Wyoming Native Plant Society. (Wyoming Native Plant Society, 2005)

Castilleja : the newsletter of the Wyoming Native Plant Society - Wyoming Native Plant Society. (Wyoming Native Plant Society, 2007)

Castilleja : the newsletter of the Wyoming Native Plant Society - Wyoming Native Plant Society. (Wyoming Native Plant Society, 2011)

Castilleja : the newsletter of the Wyoming Native Plant Society - Wyoming Native Plant Society. (Wyoming Native Plant Society, 2012)

Catálogo de las plantas vasculares de la República Argentina - Morrone, Osvaldo (Missouri Botanical Garden, 1999)

Catálogo de las plantas vasculares del Cono Sur : (Argentina, Sur de Brasil, Chile, Paraguay y Uruguay) - Missouri Botanical Garden. (Missouri Botanical Garden Press, 2008)

[Catalog] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Julius Roehrs Co, 1926)

Catalog 1958-1959 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Clyde Robin, 1958)

Catalog 1959 to 1962 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Clyde Robin, 1959)

A catalog and bibliography of the Buprestoidea of America north of Mexico - Nelson, Gayle H (Coleopterists Society, 2008)

Catalog and price list - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Mitchell Nurseries, 1949)

Catalog of hymenoptera in America north of Mexico - Krombein, Karl V. (Smithsonian Institution Press, 1979)