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)

The ecology of the plants native to Dutchess County, New York - Roberts, Edith Adelaide, 1881 - (Conservation Committee of the Garden Club of America, 1924)

The Edinburgh new philosophical journal (A. and C. Black [etc.], 1860)

The Edinburgh new philosophical journal (A. and C. Black [etc.], 1861)

Eesti Looduseuurijate Seltsi aastaraamat - Eesti Looduseuurijate Selts. (Valgus, 1906)

The effects of cross and self fertilisation in the vegetable kingdom - Darwin, Charles, 1809 -1882 (D. Appleton, 1892)

The effects of cross and self fertilisation in the vegetable kingdom - Darwin, Charles, 1809 -1882 (John Murray, 1876)

The effects of cross and self fertilisation in the vegetable kingdom - Darwin, Charles, 1809 -1882 (J. Murray, 1916)

The effects of cross and self fertilisation in the vegetable kingdom - Darwin, Charles, 1809 -1882 (John Murray, Albemarle Street, 1878)

The effects of cross and self fertilisation in the vegetable kingdom - Darwin, Charles, 1809 -1882 (J. Murray, 1900)

Elémens de physiologie végétale et de botanique - Royal College of Physicians of Edinburgh. (chez Magimel, 1815)

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)

Elementi di botanica - Pollini, Ciro, 1782 -1833 (Tipografia Moroni, 1810)

Eliae Fries Summa vegetabilium Scandinaviae, seu Enumeratio systematica et critica plantarum quum cotyledonearum, tum nemearum inter Mare Occidentale et Album, inter Eidoram et Nordkap, hactenus lectarum, indicata simul distributione geographica ... Accedunt expositio systematis plantarrum morphologici, comparatio vegetationis adjacentium regionum, definitiones specierum in Kochii Synopsi florae germanicae et nemearum monographiis haud obviarum L. aliter expositarum - Fries, Elias, 1794 -1878 (A. Bonnier, 1846)

Enchiridium botanicum continens plantas Silesiae indigenas : cui adjungitur in fine calendarium botanicum - Neygenfind, Friedrich Wilhelm. (Imp. Fr. W. Goedsche, 1821)

Encyclopädisches Pflanzen-Wörterbuch aller einheimischen und fremden Vegetabilien ... : mit beständiger Hinweisung auf das natürliche und das Sexual-System : nebst einem angehängten Polyglotten-Lexicon ... - Kachler, Johann, 1782 -1863 (Druck und Verlag von J.P. Sollinger, 1829)

Encyclopaedia londinensis, or, Universal dictionary of arts, sciences, and literature : comprehending, under one general alphabetical arrangement, all the words and substance of every kind of dictionary extant in the English language : in which the improved departments of the mechanical arts, the liberal sciences, the higher mathematics, and the several branches of polite literature, are selected from the acts, memoirs, and transactions, of the most eminent literary societies, in Europe, Asia, and America : forming a comprehensive view of the rise, progress, and present state, of human learning in every part of the world : embellished by a most magnificent set of copper-plate engravings - Jones, G. (Printed for the proprietor, by J. Adlard ..., sold at the Encyclopaedia Office ... by J. White ... and Champante and Whitrow, 1829)

An encyclopædia of agriculture : comprising the theory and practice of the valuation, transfer, laying out, improvement, and management of landed property, and of the cultivation and economy of the animal and vegetable productions of agriculture - Loudon, J. C. (John Claudius), 1783 -1843 (Longmans, Green, 1871)

An encyclopædia of agriculture: comprising the theory and practice of the valuation, transfer, laying out, improvement, and management of landed property; and the cultivation and economy of the animal and vegetable productions of agriculture, including all the latest improvements; a general history of agriculture in all countries; and a statistical view of its present state, with suggestions for its future progress in the British Isles - Loudon, J. C. (John Claudius), 1783 -1843 (Printed for Longman, Hurst, Rees, Orme, Brown, and Green, 1826)

An encyclopædia of gardening - Loudon, J. C. (John Claudius), 1783 -1843 (Longman, Rees, Orme, Brown and Green, 1826)

An encyclopaedia of gardening; comprising the theory and practice of horticulture, floriculture, arboriculture, and landscape-gardening, including all the latest improvements; a general history of gardening in all countries; and a statistical view of its present stat, with suggestions for its future progress, in the British Isles - Loudon, J. C. (John Claudius), 1783 -1843 (Printed for Longman, Ross, Orme, Brown, and Green, 1828)

An encyclopaedia of gardening; comprising the theory and practice of horticulture, floriculture, arboriculture, and landscape-gardening, including all the latest improvements; a general history of gardening in all countries; and a statistical view of its present state, with suggestions for its future progress in the British Isles - Loudon, J. C. (John Claudius), 1783 -1843 (Longman, Hurst, Rees, Orme, Brown, and Green, 1825)

An encyclopædia of gardening; comprising the theory and practice of horticulture, floriculture, arboriculture, and landscape-gardening, including all the latest improvements; a general history of gardening in all countries; and a statistical view of its present state, with suggestions for its future progress, in the British Isles - Loudon, J. C. (John Claudius), 1783 -1843 (Printed for Longman, Rees, Orme, Brown, and Green, 1827)

English botany, or, Coloured figures of British plants - Salter, John William, 1820 -1869 (R. Hardwicke, 1864)

English botany, or, Coloured figures of British plants - Salter, John William, 1820 -1869 (R. Hardwicke, 1876)

The English flora - Smith, James Edward, 1759 -1828 (Printed for Longman, Hurst, Rees, Orme, Brown, and Green, 1824)

The English flora. Vol. I - Smith, James Edward, 1759 -1828 (Longman, 1824)

The English flora - Smith, James Edward, 1759 -1828 (Longman, Rees, Orme, Brown and Green, 1828)

The English flora - Smith, James Edward, 1759 -1828 (Longman, Hurst, Rees, Orme, Brown, and Green, 1824)

English plant names from the tenth to the fifteenth century - Earle, John, 1824 -1903 (Clarendon Press, 1880)

English wild flowers : to be found by the wayside, fields, hedgerows, rivers, moorlands, meadows, mountains, and sea-shore - Burgess, Joseph Tom, 1828 -1886 (F. Warne, 1800)

Entomologica Americana - Brooklyn Entomological Society (New York Entomological Society [etc.], 1964)

Entomologische berichten - Nederlandse Entomologische Vereniging (1952)

Entomologische berichten - Nederlandse Entomologische Vereniging (1988)

Entomologische berichten - Nederlandse Entomologische Vereniging (1992)

Entomologische berichten - Nederlandse Entomologische Vereniging (2016)

Entomologische Nachrichten (R. Friedländer [etc.], 1882)

Entomologische Rundschau (A. Kernen, 1911)

Entomologische Rundschau (A. Kernen, 1918)

Entomologische Zeitung - Entomologischer Verein in Stettin. (Entomologischer Verein zu Stettin, 1849)

Entomologische Zeitung - Entomologischer Verein in Stettin. (Entomologischer Verein zu Stettin, 1868)

Entomologisk tidskrift - Entomologiska föreningen i Stockholm (Jacob Spångberg, 1904)

Entomologisk tidskrift - Entomologiska föreningen i Stockholm (Jacob Spångberg, 1907)

Entomologisk tidskrift - Entomologiska föreningen i Stockholm (Jacob Spångberg, 1920)

Entomologiske meddelelser - Entomologisk forening, Copenhagen. (Entomologisk forening [etc.], 1893)

Entomologiske meddelelser - Entomologisk forening, Copenhagen. (Entomologisk forening [etc.], 1903)

Entomologiske meddelelser - Entomologisk forening, Copenhagen. (Entomologisk forening [etc.], 1916)

The Entomologist (Edward Newman, 1867)

The Entomologist's annual (John Van Voorst, 1868)

The Entomologist's annual (John Van Voorst, 1874)

The Entomologist's monthly magazine (Entomologist's Monthly Magazine Ltd. [etc.], 1882)

The Entomologist's monthly magazine (Entomologist's Monthly Magazine Ltd. [etc.], 1884)

The Entomologist's monthly magazine (Entomologist's Monthly Magazine Ltd. [etc.], 1900)

The entomologist's record and journal of variation - Tutt, James William, 1858 -1911 (s.n, 1900)

The entomologist's record and journal of variation - Tutt, James William, 1858 -1911 (s.n, 1938)

The entomologist's record and journal of variation - Tutt, James William, 1858 -1911 (s.n, 1969)

The entomologist's record and journal of variation - Tutt, James William, 1858 -1911 (s.n, 2000)

The entomologist's record and journal of variation - Tutt, James William, 1858 -1911 (s.n, 2004)

Enumeración de las plantas de la Peninsula Hispano-Lusitana é Islas Baleares, con la distribución geográfica de las especies, y sus nombres vulgares, tanto nacionales como provinciales - Colmeiro, Miguel, 1816 -1901 (Impr. de las Viuda é Hija de Fuentenebro, 1885)

Enumeración y revisión de las plantas de la Peninsula Hispano-Lusitana é Islas Baleares, con la distribución geográfica de las especies, y sus nombres vulgares, tanto nacionales como provinciales - Colmeiro, Miguel, 1816 -1901 (Fuentenebro, 1885)

Enumeración y revisión de las plantas de la Peninsula Hispano-Lusitana é Islas Baleares, con la distribución geográfica de las especies, y sus nombres vulgares, tanto nacionales como provinciales - Colmeiro, Miguel, 1816 -1901 (Fuentenebro, 1886)

Enumeratio plantarum in Banatu Temesiensi sponte crescentium et frequentius cultarum - Heuffel, Johann, 1800 -1857 (1858)

Enumeratio plantarum Transsilvaniae : exhiben: stirpes phanerogamas sponte crescentes atque frequentius cultas, cryptogamas vasculares, charceas, etiam muscos hepaticasque - Schur, Philipp Johann Ferdinand, 1799 -1878 (Apud G. Braumhuller, 1866)

Enumeratio plantarum vascularium in insula Inarime sponte provenientium vel oeconomico usu passim cultarum - Gussone, Giovanni, 1787 -1866 (Ex Vanni Typographeo, 1854)

Enumeratio stirpium florae Helveticae : secundum ordines naturales disposita - Wegelin, Anton Theodor. (Typis O. Fuesslini, 1838)

Enumeratio systematica fungorum in omnium herbarum europaearum organis diversis hucusque observatorum mentione facta fontium litterariorum diagnoses eorum figurasque proferentium nec non praecipuorum eorum synonymorum numerorumque collectionum plurium venalium species enumeratas - Oudemans, C. A. J. A. (Cornelis Antoon Jan Abraham), 1825 -1906 (apud M. Nijhoff, 1919)

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)

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

Die Ernährung der Pflanze : mit besonderer Berücksichtigung der Culturgewächse und der landwirthschaftlichen Praxis nach den neuesten Forschungen für Landwirthe und Pflanzenforscher - Schumacher, Wilhelm, 1834 - (O. Müller, 1864)

Essai de flore romande. Contribution à l'étude de la flore fribourgeoise et romande. Glossaire romand fribourgeois - Savoy, Hubert P. C. (Impr. Fragnière frères, 1900)

Essai de la flore du sud-ouest de la France, ou, Recherches botaniques faites dans cette région - Revel, Joseph, 1887 (Savy, 1885)

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)

Essentials of botany - Bergen, Joseph Y. (Joseph Young), 1851 -1917 (Ginn, 1896)

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

Essex naturalist : being the journal of the Essex Field Club - Essex Field Club. (The Club, 1918)

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

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 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 Deutschlands. Analytische Tabellen zum möglichst leichten und sicheren Bestimmen aller in Deutschland, Deutsch-Oesterreich und der Schweiz wildwachsenden und häufiger cultivirten phanerogamischen und kryptogamischen Gefässpflanzen - Neger, Johann. (F. Korn, 1871)

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)

Facts relating to the history of Groton, Massachusetts - Green, Samuel A. (Samuel Abbott), 1830 -1918 (J. Wilson and Son], 1912)

Farm weeds of Canada - Fletcher, James 1852 -1908 (Dept. of Agriculture, Branch of the Seed Commissioner, 1906)

Farm weeds of Canada - Fletcher, James 1852 -1908 (Published by direction of the Hon. S. A. Fisher, Minister of Agriculture, 1906)

Farm weeds of Canada - Fletcher, James 1852 -1908 (Dept. of Agriculture, 1923)

Farm weeds of Canada - Fletcher, James 1852 -1908 (Published by direction of the Minister of Agriculture, 1906)

Farm weeds of Canada - Fletcher, James 1852 -1908 (Pub. by direction of the Hon. S. A. Fisher, Minister of Agriculture, 1906)

Farm weeds of Canada - Fletcher, James 1852 -1908 (Govt. Print. Bureau, 1909)

The farmer's and planter's encyclopædia of rural affairs - Emerson, G. (Gouverneur), 1796 -1874 (J. B. Lippincott & co, 1868)

The farmer's and the planter's encyclopædia of rural affairs - Emerson, G. (Gouverneur), 1796 -1874 (Lippincott, Grambo & co, 1851)

The farmer's guide to scientific and practical agriculture. Detailing the labors of the farmer, in all their variety, and adapting them to the seasons of the year as they successively occur - Stephens, Henry, 1795 -1874 (L. Scott, 1850)

The Farmer's magazine (Rogerson and Tuxford, 1845)

The Farmers' register - Ruffin, Edmund, 1794 -1865 (Edmund Ruffin, 1839)

Fauna coleopterorum helvetica : die Käfer-Fauna der Schweiz nach der analytischen Methode - Stierlin, Gustav, 1821 -1907 (Bolli & Böcherer, 1886)

Faune des coléoptères du bassin de la Seine - Société entomologique de France. (Société entomologique de France, 1888)

Faune des coléoptères du bassin de la Seine - Société entomologique de France. (Société entomologique de France, 1924)

Favorite drives around Gardner - Burrage, Charles Dana, 1857 -1926 (Press of the Gardner News Company, 1896)

Favorite drives around Gardner - Burrage, Charles Dana, 1857 -1926 (Press of the Gardner News Co, 1897)

Femhundra afbildningar af mera allmänt förekommande svenska växter : för skolan och hemmet - Andersson, N. J. (Nils Johan), 1821 -1880 (Z. Haeggström, 1870)

The fertilisation of flowers - Darwin, Charles, 1809 -1882 (Macmillan, 1883)

La feuille des jeunes naturalistes : revue mensuelle d'histoire naturelle (A. Dollfus, 1875)

La feuille des jeunes naturalistes : revue mensuelle d'histoire naturelle (A. Dollfus, 1876)

La feuille des jeunes naturalistes : revue mensuelle d'histoire naturelle (A. Dollfus, 1880)

La feuille des jeunes naturalistes : revue mensuelle d'histoire naturelle (A. Dollfus, 1887)

La feuille des jeunes naturalistes : revue mensuelle d'histoire naturelle (A. Dollfus, 1888)

La feuille des jeunes naturalistes : revue mensuelle d'histoire naturelle (A. Dollfus, 1890)

La feuille des jeunes naturalistes : revue mensuelle d'histoire naturelle (A. Dollfus, 1892)

La feuille des jeunes naturalistes : revue mensuelle d'histoire naturelle (A. Dollfus, 1893)

La feuille des jeunes naturalistes : revue mensuelle d'histoire naturelle (A. Dollfus, 1894)

Field book of American wild flowers : being a short description of their character and habits, a concise definition of their colors and incidental references to the insects which assist in their fertilization - Mathews, F. Schuyler (Ferdinand Schuyler), 1854 -1938 (G.P. Putnam's Sons)

Field book of American wild flowers : being a short description of their character and habits, a concise definition of their colors, and incidental references to the insects which assist in their fertilization - Mathews, F. Schuyler (Ferdinand Schuyler), 1854 -1938 (Putnam, 1909)

Field book of American wild flowers; being a short description of their character and habits, a concise definition of their colors, and incidental references to the insects which assist in their fertilization - Mathews, F. Schuyler (Ferdinand Schuyler), 1854 -1938 (Putnam, 1912)

The field botanist's companion : comprising a familiar account, in the four seasons, of the most common of the wild flowering plants of the British Isles - Moore, Thomas, 1821 -1887 (L. Reeve, 1862)

Field, forest, and garden botany, a simple introduction to the common plants of the United States, east of the Mississippi, both wild and cultivated - Gray, Asa, 1810 -1888 (Ivison, Phinney, Blakeman, 1868)

Field, forest and garden botany : a simple introduction to the common plants of the United States east of the 100th meridian, both wild and cultivated - Gray, Asa, 1810 -1888 (American Book, 1895)

Field, forest, and garden botany; a simple introduction to the common plants of the United States east of the 100th meridian, both wild and cultivated - Gray, Asa, 1810 -1888 (American Book Company, 1895)

Field Notebook: Russia 1975 - Hickey, Leo (1975)

Flora Aetnea, seu, Descriptio plantarum in Monte Aetna sponte nascentium - Tornabene, Francesco, 1813 -1897 (Ex Typis Francisci Galati, 1889)

Flora and fauna of Bucks County - Moyer, I. S. (Lewis, 1905)

Flora atlantica - Wood, Alphonso, 1810 -1881 (A. S. Barnes & company, 1879)

Flora Atlantica, sive, Historia plantarum quae in Atlante, agro Tunetano et Algeriensi crescunt - Desfontaines, René Louiche, 1750 -1833 (Apud Blanchon, 1800)

Flora atlantica :sive historia plantarum quae in Atlante, agro tunetano et algeriensi crescunt - Desfontaines, René Louiche, 1750 -1833 (L.G. Desgranges, 1798)

Flora balearica, étude phytogéographique sur les íles Baléares - Knoche, Herman, 1870 -1945 (Imp. Roumégous et Déhan], 1921)

Flora Berolinensis, sive, Descriptio plantarum phanerogamarum circa Berolinum sponte crescentium vel in agris cultarum, additis Filicibus et Charis - Brandt, Johann-Friedrich, 1802 -1879 (In Bibliopolio Flittneriano, 1825)

Flora Bonnensis - Regel, E. (Eduard), 1815 -1892 (H.B. Knig, 1841)

Flora Bulgarica : descriptio et enumeratio systematica plantarum vascularium in Principatu Bulgariae sponte nascentium. Supplementum I - Velenovský, J. (Josef), 1858 -1949 (F. Rivnác, 1898)

Flora cestrica: an herborizing companion for the young botanists of Chester County...Pennsylvania - Darlington, William, 1782 -1863 (Lindsay & Blakiston, 1853)