Comptes rendus hebdomadaires des séances de l'Académie des sciences - Centre national de la recherche scientifique (France) (publiés avec le concours du Centre national de la recherche scientifique par MM. les secrétaires perpétuels, 1900)

The Conard & Jones Co. roses - Conard & Jones Co. (West Grove, Pa.) (Conard & Jones Co, 1920)

The Conard & Jones Co. roses - Conard & Jones Co. (West Grove, Pa.) (Conard & Jones Co, 1922)

The Conard & Jones Co. roses 1923 - Conard & Jones Co. (West Grove, Pa.) (Conard & Jones Co, 1923)

The Conard Star roses 1924 - Conard & Jones Co. (West Grove, Pa.) (Conard & Jones Co, 1924)

Conard star roses : autumn 1923 - Conard & Jones Co. (West Grove, Pa.) (Conard & Jones Co, 1923)

Condensed catalog : fall 1930 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Framingham Nurseries, 1930)

Condensed catalogue of specialties, novelties & special offers in choice new, & rare bulbs, plants, seeds & fruits - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (John Lewis Childs, 1897)

Condensed catalogue of specialties, novelties and special offers in choice, new and rare bulbs, plants, seeds and fruits - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (John Lewis Childs, 1900)

Condensed garden seed and plant catalog : 1930 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (MacNiff Horticultural Company, Incorporated, 1930)

Condensed garden seed and plant catalog : 1931 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (MacNiff Horticultural Company, Incorporated, 1931)

Condensed garden seed and plant catalog, 1933 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (MacNiff Horticultural Company, Inc, 1933)

Condensed garden seed and plant catalogue, 1935 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (MacNiff Horticultural Company, Inc, 1935)

Condensed garden seed and plant catalogue : our silver anniversary, 1909-1934 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (MacNiff Horticultural Company, Inc, 1934)

Condensed price list : garden and flower seed - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (William D. Burt, 1907)

Condensed price of list - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (William D. Burt, 1908)

Condensed spring and autumn bulb catalogue : bulbs for spring, summer and fall planting, for summer, autumn and spring blooming - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Paradise Gardens, 1931)

Condon's annual catalog : 1927, 36th year - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Condon Bros, 1927)

Condon's annual catalog : 1928, 37th year - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Condon Bros, 1928)

Condon's annual catalog, 1932 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Condon Bros, 1932)

Condon's annual catalog, 1933 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Condon Bros, 1933)

Condon's annual catalog, 1934 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Condon Bros, 1934)

Condon's annual catalog, 1935 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Condon Bros, 1935)

Condon's annual catalog, 1936 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Condon Bros, 1936)

Condon's annual catalog, 1937 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Condon Bros, 1937)

Condon's annual catalog, 38th year, 1929 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Condon Bros, 1929)

Condon's annual catalog : 39th year, 1930 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Condon Bros, 1930)

Condon's annual catalog : 40th year, 1931 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Condon Bros, 1931)

Confidential price list for market gardeners and florists - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Beckert's Seed Store, 1930)

Confidential price list for market gardeners and florists - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Beckert's Seed Store, 1931)

Conspectus regni vegetabilis per gradus naturales evoluti. Tentamen - Reichenbach, H. G. Ludwig (Heinrich Gottlieb Ludwig), 1793 -1879 (apud C. Cnobloch, 1828)

Conspectus regni vegetabilis : secundum characteres morphologicos praesertim carpicos in classes ordines et familias digesti, adjectis exemplis nominibusque plantarum usui medico technico et oeconomico inservientium = Uebersicht der Classen, Ordnungen und Familien des Gewächsreiches nach morphologischen Grundsätzen, unter besonderer Rücksicht auf den Fruchtbau, mit Angabe von Beispielen und von den in der Medicin, Technik und Oekonomie besonderswichtigen Pflanzen - Martius, Karl Friedrich Philipp von, 1794 -1868 (Joh. Leonhard Schrag, 1835)

Contributions from the Botanical Laboratory - University of Pennsylvania. Botanical Laboratory. (University of Pennsylvania Press, 1892)

Contributions from the Botanical Laboratory of the University of Pennsylvania - University of Pennsylvania. Botanical Laboratory. (University of Pennsylvania Press, 1919)

Contributions from the United States National Herbarium - United States. National Herbarium. (Smithsonian Institution Press, 2007)

Cook's descriptive catalogue of plants, trees, shrubs, vines, climbers, etc., cultivated and for sale at the Walnut Hills Nurseries and Exotic Gardens, Madison Road, adjoining City Limits, Cincinnati, O - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. ([J. S. Cook, 1868)

Correspondance botanique liste des jardins, des chaires, des musées, des revues et des sociétés de botanique du monde (A la Boverie, 1880)

The Cottage gardener (W.S. Orr, 1849)

The Cottage gardener (W.S. Orr, 1850)

The Cottage gardener (W.S. Orr, 1851)

The Cottage gardener (W.S. Orr, 1852)

The Cottage gardener (W.S. Orr, 1853)

The Cottage gardener (W.S. Orr, 1854)

Cottage gardener and country gentleman's companion (Wm. S. Orr, 1855)

Cottage gardener and country gentleman's companion (Wm. S. Orr, 1854)

Cottage gardener and country gentleman's companion (Wm. S. Orr, 1856)

The cottage gardener, country gentleman's companion and poultry chronicle (G.W. Johnson, 1857)

The cottage gardener, country gentleman's companion and poultry chronicle (G.W. Johnson, 1858)

The cottage gardener, country gentleman's companion and poultry chronicle (G.W. Johnson, 1859)

The cottage gardener, country gentleman's companion and poultry chronicle (G.W. Johnson, 1860)