Contributions from the United States National Herbarium - United States. National Herbarium. (Smithsonian Institution Press, 1901)

Contributions from the United States National Herbarium - United States. National Herbarium. (Smithsonian Institution Press, 1906)

Contributions from the United States National Herbarium - United States. National Herbarium. (Smithsonian Institution Press, 1919)

Contributions from the United States National Herbarium - United States. National Herbarium. (Smithsonian Institution Press, 1931)

Contributions from the United States National Herbarium - United States. National Herbarium. (Smithsonian Institution Press, 1925)

Contributions from the United States National Herbarium - United States. National Herbarium. (Smithsonian Institution Press, 2003)

Contributions to the botany of Vermont - Middlebury College. (Botanical Dept., University of Vermont, 1898)

Contributions to the flora of central New York, I - Smith, Stanley J. (Stanley Jay), 1915 - (University of the State of New York, 1945)

Cooperative economic insect report - United States. Bureau of Entomology; Plant Quarantine. (Plant Protection and Quarantine Programs Animal and Plant Health Service, 1974)

Cooperative economic insect report - United States. Bureau of Entomology; Plant Quarantine. (U.S. Dept. of Agriculture, Agricultural Research Administration, Bureau of Entomology and Plant Quarantine, 1951)

Correspondenz-blatt des Naturwissenschaftlichen Vereins (früher Zoologisch-mineralogischer Verein) in Regensburg - Naturwissenschaftlicher Verein Regensburg. (Naturwissenschaftlichen Verein, 1885)

Crittogamia agraria - Comes, O. (Orazio), 1848 -1917 (R. Marghieri di Gius, 1891)

Cryptogamie. Mycologie - Laboratoire de cryptogamie, Paris (Laboratoire de cryptogamie, 1986)

[C.S. Brent Seed Co. materials] - Liberty Hyde Bailey Hortorium. Ethel Z. Bailey Horticultural Catalogue Collection. (1916)

[C.S. Brent Seed Co. materials] - Liberty Hyde Bailey Hortorium. Ethel Z. Bailey Horticultural Catalogue Collection. (1917)

[C.S. Brent Seed Co. materials] - Liberty Hyde Bailey Hortorium. Ethel Z. Bailey Horticultural Catalogue Collection. (1921)

Cunninghamia: A journal of plant ecology for eastern Australia - National Herbarium of New South Wales, (Royal Botanic Gardens, National Herbarium of New South Wales, 2007)

Cyclopedia of American horticulture, comprising suggestions for cultivation of horticultural plants, descriptions of the species of fruits, vegetables, flowers and ornamental plants sold in the United States and Canada, together with geographical and biographical sketches - Bailey, L. H. (Liberty Hyde), 1858 -1954 (The Macmillan company, 1909)

Cyclopedia of American horticulture, comprising suggestions for cultivation of horticultural plants, descriptions of the species of fruits, vegetables, flowers, and ornamental plants sold in the United States and Canada, together with geographical and biographical sketches - Bailey, L. H. (Liberty Hyde), 1858 -1954 (Macmillan, 1900)

Cyclopedia of farm crops - Bailey, L. H. (Liberty Hyde), 1858 -1954 (The Macmillan company, 1922)

Cyclopedia of farm crops, a popular survey of crops and crop-making methods in the United States and Canada - Bailey, L. H. (Liberty Hyde), 1858 -1954 (The Macmillan company, 1922)

Cyclopedia of farm crops : a popular survey of crops and crop-making methods in the United States and Canada - Bailey, L. H. (Liberty Hyde), 1858 -1954 (Macmillan, 1922)

De montium inter Vistritium et Nissam fluvios sitorum flora - Sadebeck, Richard, 1839 -1905 (Typ. officinae A. Neumanni, 1864)

Dedication papers : scientific papers presented at the dedication of the laboratory building and plant houses, April 19-21, 1917 - Brooklyn Botanic Garden. (Brooklyn Botanic Garden, 1918)

Delectus seminum anno ... (partin ac ... et ...) collectorum, quae Hortus Botanicus Academiae Agronomicae rei Publicae Alboruthenicae pro mutua commutatione offert - Nizhegorodskiĭ gosudarstvennyĭ universitet imeni N.I. Lobachevskogo. (Hortus Botanicus Universitatis Gorkijensis, 1935)

Delectus seminum anno ... (partin ac ... et ...) collectorum, quae Hortus Botanicus Academiae Agronomicae rei Publicae Alboruthenicae pro mutua commutatione offert - Nizhegorodskiĭ gosudarstvennyĭ universitet imeni N.I. Lobachevskogo. (Hortus Botanicus Universitatis Gorkijensis, 1944)

Delectus seminum anno ... (partin ac ... et ...) collectorum, quae Hortus Botanicus Academiae Agronomicae rei Publicae Alboruthenicae pro mutua commutatione offert - Nizhegorodskiĭ gosudarstvennyĭ universitet imeni N.I. Lobachevskogo. (Hortus Botanicus Universitatis Gorkijensis, 1928)

Delectus seminum anno ... (partin ac ... et ...) collectorum, quae Hortus Botanicus Academiae Agronomicae rei Publicae Alboruthenicae pro mutua commutatione offert - Nizhegorodskiĭ gosudarstvennyĭ universitet imeni N.I. Lobachevskogo. (Hortus Botanicus Universitatis Gorkijensis, 1929)

Delectus seminum anno ... (partin ac ... et ...) collectorum, quae Hortus Botanicus Academiae Agronomicae rei Publicae Alboruthenicae pro mutua commutatione offert - Nizhegorodskiĭ gosudarstvennyĭ universitet imeni N.I. Lobachevskogo. (Hortus Botanicus Universitatis Gorkijensis, 1942)

Delectus seminum anno ... (partin ac ... et ...) collectorum, quae Hortus Botanicus Academiae Agronomicae rei Publicae Alboruthenicae pro mutua commutatione offert - Nizhegorodskiĭ gosudarstvennyĭ universitet imeni N.I. Lobachevskogo. (Hortus Botanicus Universitatis Gorkijensis, 1943)

Delectus seminum horti botanici Academiae Veterinariae Brunensis - Vysoká škola veterinární v Brně. Botanický ústav. (Academiae Veterinariae Brunensis, 1922)

Delectus seminum in R. Horto Universitatis Ticinensis : anno ... collectorum - Università di Pavia. Orto Botanico. (Università di Pavia, 1910)

Delectus seminum quae Hortus Botanicus Tiflisiensis pro mutua commutatione offert - Tʻbilisis botanikuri instituti. (Institutum Botanicum Tphilisiense, 1937)

Delectus seminum quae Hortus Botanicus Tiflisiensis pro mutua commutatione offert - Tʻbilisis botanikuri instituti. (Institutum Botanicum Tphilisiense, 1941)

Delectus seminum quae Hortus Botanicus Tiflisiensis pro mutua commutatione offert - Tʻbilisis botanikuri instituti. (Institutum Botanicum Tphilisiense, 1936)

Delectus seminum quae pro mutatione Hortus Botanicus Bakuensis offert - Märkäzi näbatat bağı (Azärbaycan Milli Elmär Akademiyasi) (Azerbaijan National Academy of Science Central Botanic Garden], 1936)

Denkschriften der Kaiserlichen Akademie der Wissenschaften / Mathematisch-Naturwissenschaftliche Classe - Kaiserl. Akademie der Wissenschaften in Wien. Mathematisch-Naturwissenschaftliche Klasse. (Aus der Kaiserlich-Königlichen Hof- und Staatsdruckerei, 1860)

Denkschriften der Kaiserlichen Akademie der Wissenschaften / Mathematisch-Naturwissenschaftliche Classe - Kaiserl. Akademie der Wissenschaften in Wien. Mathematisch-Naturwissenschaftliche Klasse. (Aus der Kaiserlich-Königlichen Hof- und Staatsdruckerei, 1865)

Denkschriften der Kaiserlichen Akademie der Wissenschaften / Mathematisch-Naturwissenschaftliche Classe - Kaiserl. Akademie der Wissenschaften in Wien. Mathematisch-Naturwissenschaftliche Klasse. (Aus der Kaiserlich-Königlichen Hof- und Staatsdruckerei, 1867)

Denkschriften der Kaiserlichen Akademie der Wissenschaften / Mathematisch-Naturwissenschaftliche Classe - Kaiserl. Akademie der Wissenschaften in Wien. Mathematisch-Naturwissenschaftliche Klasse. (Aus der Kaiserlich-Königlichen Hof- und Staatsdruckerei, 1874)

Deutsche Blumenwelt in Charakterbildern - Kummer, Paul, 1834 -1912 (C. Rümpler, 1879)

Deutsche botanische Monatsschrift : Organ für Floristen, Systematiker und alle Freunde der heimischen Flora (Verlag der Redaktion, 1883)

Deutsche botanische Monatsschrift : Organ für Floristen, Systematiker und alle Freunde der heimischen Flora (Verlag der Redaktion, 1893)

Deutsche botanische Monatsschrift : Organ für Floristen, Systematiker und alle Freunde der heimischen Flora (Verlag der Redaktion, 1897)

Deutsche botanische Monatsschrift : Organ für Floristen, Systematiker und alle Freunde der heimischen Flora (Verlag der Redaktion, 1900)

Deutsche Südpolar-Expedition, 1901-1903, im Auftrage des Reichsamtes des Innern - Drygalski, Erich von, 1865 -1949 (G. Reimer, 1906)

Deutschlands Feld- und Gartengewächse : mit genauer Beschriebung ihres Arten-Charakters, ihres Vorkommens, ihrer Blüthezeit und Dauer, ihres Anbaus, ihrer Eigenschaften, ihrer Anwendung und vollständiger Aufführung ihrer Synonymen für das praktische Bedürfniss dargestellt - Calwer, C. G. (Carl Gustav), 1821 -1874 (Verlag von Krais & Hoffmann, 1852)

Deutschlands Gräser und Getreidearten zu leichter Erkenntniss nach dem Wuchse, den Blättern, Blüthen und Früchten zusammengestellt und für die Land- und Forstwirtschaft nach Vorkommen und Nutzen ausführlich beschrieben - Jessen, Karl Friedrich Wilhelm, 1821 -1889 (T. O. Weigel, 1863)

di zhi wu xue - Fu, Zizhen 1915 - (ke xue chu ban she, 1957)

di zhi wu xue yan jiu jian ming zhi nan - Sukachev, V. N. (Vladimir Nikolaevich) 1880 -1967 (ke xue chu ban she, 1955)

Dictionary of the common names of plants with list of foreign plants cultivated in the open - Marloth, R. (Rudolf), 1855 -1931 (Specialty Press of South Africa, 1917)

The differentiation and specificity of starches in relation to genera, species, etc.; stereochemistry applied to protoplasmic processes and products, and as a strictly scientific basis for the classification of plants and animals - Reichert, Edward Tyson, 1855 - (Carnegie institution of Washington, 1913)

Diseases of cereal and forage crops in the United States in 1920 - United States. Plant Disease Survey. (Plant Disease Survey, Bureau of Plant Industry, United States Department of Agriculture, 1921)

Diseases of cereal and forage crops in the United States in 1924 - United States. Office of Plant Disease Survey; Pathological Collections. (Office of Plant Disease Survey and Pathological Collections, Bureau of Plant Industry, United States Department of Agriculture, 1925)

Diseases of plants induced by cryptogamic parasites : introduction to the study of pathogenic Fungi, slime-Fungi, bacteria, & Algae - Tubeuf, Carl, Freiherr von, 1862 -1941 (Longmans, Green & co, 1897)

Diseases of plants induced by cryptogamic parasites; introduction to the study of pathogenic Fungi, slime-Fungi, bacteria, & Algae - Tubeuf, Carl, Freiherr von, 1862 -1941 (Longmans, Green & co, 1897)

Diseases of plants induced by cryptogamuc parasites; introduction to the study of pathogenic fungi, slime-fungi, bacteria, and algae. English ed. by William G. Smith - Tubeuf, Carl, Freiherr von, 1862 -1941 (Longman's, Green, 1897)

Distribution méthodique de la famille des Graminées - Kunth, Karl Sigismund, 1788 -1850 (Librarie-Gide, 1835)

Dr. Joh. Christ. Mössler's Handbuch der Gewächskunde, enthaltend eine Flora von Deutschland mit hinzufügung der wichtigsten ausländischen Cultur-Pflanzen - Reichenbach, H. G. Ludwig (Heinrich Gottlieb Ludwig), 1793 -1879 (J. F. Hammerich, 1833)

Dr. L. Rabenhorst's Kryptogamen-Flora von Deutschland, Oesterreich und der Schweiz - Rabenhorst, Ludwig, 1806 -1881 (E. Kummer, 1884)

Dr. L. Rabenhorst's Kryptogamen-Flora von Deutschland, Oesterreich und der Schweiz - Rabenhorst, Ludwig, 1806 -1881 (E. Kummer, 1901)

Dr. L. Rabenhorst's Kryptogamen-Flora von Deutschland, Oesterreich und der Schweiz - Rabenhorst, Ludwig, 1806 -1881 (E. Kummer, 1907)

L'Echange : organe des Naturalistes de la région lyonnaise - Naturalistes de la région lyonnaise (Society) (L. Jacquet, 1901)

An ecologically annotated checklist of the vascular flora at the Chesapeake Bay Center for Field Biology, with keys - Smithsonian Institution. Office of Ecology (Smithsonian Institution, 1968)

Eesti Looduseuurijate Seltsi aastaraamat - Eesti Looduseuurijate Selts. (Valgus, 1915)

The effect of fertility on the transpiration of the oat plant - Merrill, Amos Newlove. (1908)

Effects of different grasses on ponderosa pine seedling establishment - Pacific Southwest Forest; Range Experiment Station (Berkeley, Calif.) (California Forest and Range Experiment Station, 1962)

Elementary flora of the Northwest - Rigg, George B. (George Burton) (American Book Company, 1914)

Elementary flora of the Northwest - Rigg, George B. (George Burton) (American book company, 1914)

English botany, or, Coloured figures of British plants - Salter, John William, 1820 -1869 (R. Hardwicke, 1872)

Entomologische berichten - Nederlandse Entomologische Vereniging (1958)

Entomologische berichten - Nederlandse Entomologische Vereniging (1968)

Entomologische berichten - Nederlandse Entomologische Vereniging (1982)

Entomologische berichten - Nederlandse Entomologische Vereniging (1984)

Entomologische berichten - Nederlandse Entomologische Vereniging (1990)

Entomologische berichten - Nederlandse Entomologische Vereniging (1992)

Entomologische berichten - Nederlandse Entomologische Vereniging (2009)

Entomologische berichten - Nederlandse Entomologische Vereniging (2012)

Entomologische berichten - Nederlandse Entomologische Vereniging (2017)

Entomologische Zeitung - Entomologischer Verein in Stettin. (Entomologischer Verein zu Stettin, 1863)

The entomologist's record and journal of variation - Tutt, James William, 1858 -1911 (s.n, 1928)

The entomologist's record and journal of variation - Tutt, James William, 1858 -1911 (s.n, 1941)

The entomologist's record and journal of variation - Tutt, James William, 1858 -1911 (s.n, 1962)

The entomologist's record and journal of variation - Tutt, James William, 1858 -1911 (s.n, 1964)

The entomologist's record and journal of variation - Tutt, James William, 1858 -1911 (s.n, 1968)

The entomologist's record and journal of variation - Tutt, James William, 1858 -1911 (s.n, 1989)

The entomologist's record and journal of variation - Tutt, James William, 1858 -1911 (s.n, 1996)

The entomologist's record and journal of variation - Tutt, James William, 1858 -1911 (s.n, 2002)

The entomologist's record and journal of variation - Tutt, James William, 1858 -1911 (s.n, 2003)

The entomologist's record and journal of variation - Tutt, James William, 1858 -1911 (s.n, 2006)

The entomologist's record and journal of variation - Tutt, James William, 1858 -1911 (s.n, 2007)

Enumeratio plantarum in Fennoscandia orientali sponte et subsponte nascentium. Förteckning öfver ormbunkar och fröväxter vildtväxande och förvildade i Finland och angränsande delar af Ryssland. Luettelo saniaisista ja siemenkasveista jotka kasvavat villeinä tai metsistyneinä Suomessa ja siihen rajoittuvissa osissa Venäjää - Lindberg, Harald, 1871 - (Söderström, 1901)

Enumeratio plantarum omnium hucusque cognitarum : secundum familias naturales disposita, adjectis characteribus, differentiis et synonymis - Kunth, Karl Sigismund, 1788 -1850 (sumtibus J.G. Cottae, 1833)

Erdély edényes flórájának helyesbitett foglalata / Enumeratio florae transsilvanicae vesculosae critica / ex mandato Societatis Scientiarum Naturalium Regiae Hungaricae scripsit Ludovicus Simonkai - Magyar Természettudományi Társulat. (Kiadja a Kir. Magyar Természettudományi Társulat, 1886)

Ergot of grains and grasses - Atanasoff, Dimitr. (Office of Cereal Investigations, Bureau of Plant Industry, U. S. Department of Agriculture, 1920)

Erigenia : journal of the Illinois Native Plant Society - Illinois Native Plant Society. (The Society, 1983)

Erigenia : journal of the Illinois Native Plant Society - Illinois Native Plant Society. (The Society, 1985)

Erigenia : journal of the Illinois Native Plant Society - Illinois Native Plant Society. (The Society, 2003)

Erkennen und bestimmen der Wiesengräser : Anleitung für Land- und Forstwirte, Landmesser, Kulturtechniker und boniteure : sowie zum Gebrauch an allen landwirtschaftlichen Unterrichtsaustalten - Strecker, Wilhelm, 1877 - (P. Parey, 1906)

Essai de phytostatique appliqué à la chaîne du Jura et aux contrées voisines, ou Étude de la dispersion des plantes vasculaires envisagée principalement quant à l'influence des roches soujacentes - Thurmann, Jules, 1804 -1855 (Jent et Gassmann, 1849)

Essex naturalist : being the journal of the Essex Field Club - Essex Field Club. (The Club, 1912)

Etude des fleurs, botanique élémentaire, descriptive et usuelle - Cariot, Antoine, abbé, 1820 -1883 (Girard et Josserand, 1865)

Etude des fleurs, botanique élémentaire, descriptive et usuelle - Cariot, Antoine, abbé, 1820 -1883 (Girard et Josserand, 1860)

Etude sur la géographie botanique de l'Europe, et en particulier sur la végétation du plateau central de la France - Lecoq, Henri, 1802 -1871 (J.-B. Baillière, 1854)

Etudes des fleurs botanique, élémentaire, descriptive et usuelle - Cariot, Antoine, abbé, 1820 -1883 (Girard et Josserand, 1854)

Etudes sur la géographie botanique de l'Italie - Parlatore, Filippo, 1816 -1877 (Baillière, 1878)

Études sur la géographie botanique de l'Europe, et en particulier sur la végétation du plateau central de la France - Lecoq, Henri, 1802 -1871 (H. Baillière, 1854)

Excursionsflora für das Grossherzogthum Baden - Seubert, Moritz, 1818 -1878 (J. Engelhorn, 1863)

Expedição scientifica à Serra da Estrella em 1881 - Sociedade de Geografia de Lisboa. (Imprensa Nacional, 1883)

Experiment station record - United States. Office of Experiment Stations. (G.P.O, 1911)

Experiment station record - United States. Office of Experiment Stations. (G.P.O, 1914)

Experiment station record - United States. Office of Experiment Stations. (G.P.O, 1915)