15th annual catalogue of the Germain Seed and Plant Co - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Germain, 1900)

17th annual catalogue of the Germain Seed and Plant Co - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Germain, 1902)

1899 hardy perennials from seed : general offer of hardy cacti, Colorado wild flowers, novelties in plants and seeds - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (D.M. Andrews, 1899)

18th annual catalogue of the Germain Seed and Plant Co - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Germain Seed & Plant Co, 1903)

1900 catalogue of plants and seeds of rare flowers : comprising hardy cacti, select hardy perennials, Colorado shrubs, bulbs, alpines, etc - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (D.M. Andrews, 1900)

1903 wholesale catalogue of the leading specialties in plants, shrubs and hardy mountain cacti : indigenous to the Rocky Mountains of Colorado - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (D.M. Andrews, 1903)

1931 autumn catalogue [of] Rockmont Nursery : new or noteworthy plants : novelties, lovelier lilacs, Colorado mountain flowers, lilies, phlox, seeds - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (D.M. Andrews, 1931)

1931 spring catalogue [of] Rockmont Nursery : new or noteworthy plants, including mountain flowers for the rock garden, shrubs, lovelier lilacs, iris, phlox, seeds - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (D.M. Andrews, 1931)

1932 cultural catalogue of California seeds - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Campbell Seed Store, 1932)

1932 market gardeners price list : our choice seeds give best yields - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (National Seed and Importing Company, 1932)

1934-1935 catalogue - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (D.M. Andrews, 1934)

1935 Autumn catalogue : Rockmont Nursery, new or noteworthy plants - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (D.M. Andrews, 1935)

1936, Nummer 186, Jahrgang 81 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Carl Pabst, 1936)

1936 Spring catalogue : Rockmont Nursery, including new or noteworthy plants - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (D.M. Andrews, 1936)

1937 Spring catalogue - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (D.M. Andrews, 1937)

1940 catalog of cactus - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Johnson Cactus Gardens, 1940)

1941 catalog of cactus - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Johnson Cactus Gardens, 1941)

1947 treasure trove from Cactus Land - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Johnson Cactus Gardens, 1947)

1949 treasure trove from cactus land - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Johnson Cactus Gardens, 1949)

1997 IUCN red list of threatened plants (1997)

500 wild flowers of San Antonio and vicinity - Quillin, Ellen Schulz, 1892 -1970 (The author, 1922)

50th anniversary [catalog]. 1918 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (John A. Salzer Seed Co, 1918)

Års-berättelse om botaniska arbeten och upptäckter ... - Kungl. Svenska vetenskapsakademien. (Tryckt hos P.A. Norstedt & söner, 1837)

Abbildung und Beschreibung blühender Cacteen - Otto, Friedrich, 1783 -1856 (T. Fischer, 1843)

Abbildung und Beschreibung blühender Cacteen - Otto, Friedrich, 1783 -1856 (T. Fischer, 1846)

Abhandlungen der Königlichen Akademie der Wissenschaften zu Berlin - Deutsche Akademie der Wissenschaften zu Berlin. (Realschul-Buchhandlung, 1899)

Abhandlungen der Mathematisch-Physikalischen Klasse der Königlich Bayerischen Akademie der Wissenschaften - Königlich Bayerische Akademie der Wissenschaften (1832)

Abhandlungen der Mathematisch-Physikalischen Klasse der Königlich Bayerischen Akademie der Wissenschaften - Königlich Bayerische Akademie der Wissenschaften (1831)

Abhandlungen der Naturforschenden Gesellschaft zu Görlitz - Staatliches Museum für Naturkunde Görlitz. (1887)

Abhandlungen der Naturforschenden Gesellschaft zu Görlitz - Staatliches Museum für Naturkunde Görlitz. (1911)

Abhandlungen der Naturhistorischen Gesellschaft zu Nürnberg - Naturhistorische Gesellschaft Nürnberg. (Conrad Geiger, 1897)

Abhandlungen der Naturhistorischen Gesellschaft zu Nürnberg - Naturhistorische Gesellschaft Nürnberg. (Conrad Geiger, 1898)

Abstract of the proceedings of the Linnaean Society of New York - Linnaean Society of New York (The Society, 1916)

Acta Botánica Mexicana - Instituto de Ecología, A C. (Instituto de Ecología, A C, 1990)

Acta Botánica Mexicana - Instituto de Ecología, A C. (Instituto de Ecología, A C, 1994)

Acta Botánica Mexicana - Instituto de Ecología, A C. (Instituto de Ecología, A C, 2011)

Acta Botánica Mexicana - Instituto de Ecología, A C. (Instituto de Ecología, A C, 2016)

Acta Botánica Mexicana - Instituto de Ecología, A C. (Instituto de Ecología, A C, 2017)

Acta horti bergiani : Meddelanden från Kongl. Svenska Vetenskaps-Akademiens Trädgård Bergielund - Bergianska stiftelsen. (Bergianska Stiftelsen, 1905)

Acta Societatis pro Fauna et Flora Fennica - Societas pro Fauna et Flora Fennica (Societas, 1921)

Adansonia - Muséum national d'histoire naturelle (France) (Muséum d'histoire naturelle, Laboratoire de Phanérogamie, 1966)

Addisonia : colored illustrations and popular descriptions of plants - New York Botanical Garden (New York Botanical Garden, 1918)

Addisonia : colored illustrations and popular descriptions of plants - New York Botanical Garden (New York Botanical Garden, 1923)

African violet magazine - African Violet Society of America. (African Violet Society of America, 1957)

Agave : quarterly magazine of the Desert Botanical Garden - Desert Botanical Garden (Ariz.) (The Garden, 1983)

Agricultural index - H.W. Wilson Company. (H. W. Wilson Co, 1916)

Albert Schenkel, Samen : 1935 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Albert Schenkel, 1935)

Albert Schenkel, Samen : 1936 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Albert Schenkel, 1936)

Alexander v. Humboldt's Ansichten der Natur - Humboldt, Alexander von, 1769 -1859 (F. Gerhard, 1859)

Allan Hancock Pacific expeditions. [Reports] - Allan Hancock Foundation. (University of Southern California Press, 1946)

Allgemeine Gartenzeitung - Otto, Friedrich, 1783 -1856 (1833)

Allgemeine Gartenzeitung - Otto, Friedrich, 1783 -1856 (1834)

Allgemeine Gartenzeitung - Otto, Friedrich, 1783 -1856 (1835)

Allgemeine Gartenzeitung - Otto, Friedrich, 1783 -1856 (1836)

Allgemeine Gartenzeitung - Otto, Friedrich, 1783 -1856 (1837)

Allgemeine Gartenzeitung - Otto, Friedrich, 1783 -1856 (1838)

Allgemeine Gartenzeitung - Otto, Friedrich, 1783 -1856 (1839)