Elements of botany and vegetable physiology : including the characters of the natural families of plants - Richard, Achille, 1794 -1852 (William Blackwood and Sons, 1831)

The elements of botany for beginners and for schools - Gray, Asa, 1810 -1888 (American book company, 1901)

Elements of botany : structural, physiological, systematical, and medical - Lindley, John, 1799 -1865 (Printed for Taylor and Walton, 1841)

The elements of geology, for popular use : containing a description of the geological formations and mineral resources of the United States - Lee, Charles A. (Charles Alfred), 1801 -1872 (Harper & Brothers, 1840)

The elements of geology, for popular use : containing a description of the geological formations and mineral resources of the United States - Lee, Charles A. (Charles Alfred), 1801 -1872 (Harper & Brothers, 1846)

The elements of materia medica and therapeutics - Pereira, Jonathan, 1804 -1853 (Printed for Longman, Brown, Green and Longmans, 1849)

Elements of plant anatomy - Gregory, Emily L. (Ginn & Co, 1895)

Elements of vegetable histology - Base, Daniel, 1869 -1926 (The author, 1905)

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)

Embryogenesis in plants - Wardlaw, C. W. (Claude Wilson), 1901 - (Methuen, 1955)

Enchiridion botanicum, exhibens classes et ordines plantarum accedit nomenclator generum et officinalium vel usualium indicatio - Endlicher, Stephan, 1804 -1849 (Sumptibus G. Engelmann, 1841)

... Ensayo sobre las plantas usuales de Costa Rica - Pittier, Henri, 1857 -1950 (H.L. & J.B. McQueen, inc, 1908)

Ensayo sobre las plantas usuales de Costa Rica - Pittier, Henri, 1857 -1950 (H.L. & J.B. McQueen, 1908)

The Enterprise, Wisconsin, Radiation Forest : preirradiation ecological studies - North Central Forest Experiment Station (Saint Paul, Minn.). Institute of Forest Genetics. (Institute of Forest Genetics, North Central Forest Experiment Station, Forest Service, U.S.D.A, 1974)

Enumeratio plantarum anno 1890 in Caucaso lectarum : additis nonnullis speciebus a claris viris H. Lojka, G. Radde, N. Seidlitz et fratr. Brotherus in eadem ditione lectis - Sommier, Stefano, 1848 -1922 (Typ. Imp. akademii nauk, 1900)

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 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 Transsilvaniae :exhibens: stirpes phanerogamas sponte crescentes atque frequentius cultas, cryptogamas vasculares, characeas, etiam muscos hepaticasque - Schur, Philipp Johann Ferdinand, 1799 -1878 (Sumptibus C. Graeser, 1885)

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

An enumeration of plants collected in Sumatra by W. N. and C. M. Bangham - Merrill, Elmer D. (Elmer Drew), 1876 -1956 (The Arnold Arboretum of Harvard University, 1934)

An enumeration of the plants collected in Bolivia by Miguel Bang : with descriptions of new genera and species - Rusby, Henry Hurd, 1855 -1940 ([Torrey Botanical Club], 1893)

An enumeration of the vascular plants known from Surinam, together with their distribution and synonymy - Pulle, A. A. (August Adriaan), 1878 -1955 (E. J. Brill, 1906)

An enumeration of the vascular plants known from Surinam : together with their distribution and synonymy - Pulle, A. A. (August Adriaan), 1878 -1955 (E. J. Brill, 1906)

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, 1997)

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

The Eskimo tribes; their distribution and characteristics, especially as regards language, with a comparative vocabulary and sketch-map - Rink, H. (Hinrich), 1819 -1893 (1887)

An essay on classification - Agassiz, Louis, 1807 -1873 (Longman, Brown, Green, Longmans, & Roberts [etc.], 1859)

Essay on classification - Agassiz, Louis, 1807 -1873 (Belknap Press of Harvard University Press, 1962)

Essays on various subjects - Collingwood, Cuthbert, 1826 -1908 (H. Greenwood, 1861)

The essentials of botany - Bessey, Ernst Athearn, 1877 -1957 (H. Holt and company, 1914)

Essentials of college botany - Bessey, Ernst Athearn, 1877 -1957 (H. Holt, 1914)

Études sur la flore des districts des Bangala et de l'Ubangi (Congo Belge) ; Plantae Thonnerianae Congolenses. Série II - De Wildeman, Emile 1866 -1947 (Misch & Thron, 1911)

Etymologisch-botanisches Handwörterbuch : enthaltend die genaue Ableitung und Erklärung der Namen sämmtlicher botanischen Gattungen, Untergattungen und ihrer Synonyme : mit zahlreichen biographischen und literarischen Notizen versehen ... - Wittstein, Georg Christian, 1810 -1887 (J.J. Palm und E. Enke (A. Enke), 1856)

The evolution of plants - Scott, Dukinfield Henry, 1854 -1934 (Williams and Norgate, 1911)

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)

Excursionsflora für Oesterreich, mit Ausschluss von Galizien, Bukowina und Dalmatien. Mit theilseiser Benützung des "Botanischen Excursionsbuches" von G. Lorinser - Fritsch, Karl, 1864 -1934 (C. Gerold's Sohn, 1897)

Exkursionsflora für Österreich, mit Ausschlus von Galizien, Bukowina und Dalmatien - Fritsch, Karl, 1864 -1934 (Karl Gerolds Sohn, 1909)

Extinct plants and problems of evolution : founded on a course of public lectures delivered at the University college of Wales, Aberystwyth, in 1922 - Scott, Dukinfield Henry, 1854 -1934 (Macmillan and co., limited, 1924)

Familiar lectures on botany, practical, elementary, and physiological : with a new and full description of the plants of the United States, and cultivated exotics, &c. for the use of seminaries, private students, and practical botanists - Phelps, Lincoln, Mrs., 1793 -1884 (Published by Huntington and Savage, 1850)

Familiar lectures on botany, practical, elementary, and physiological : with an appendix, containing descriptions of the plants of the United States and exotics, &c. for the use of seminaries and private students - Phelps, Lincoln, Mrs., 1793 -1884 (F. J. Huntington & Co, 1841)

Familiar lectures on botany, practical, elementary, and physiological : with an appendix, containing descriptions of the plants of the United States and exotics, &c., for the use of seminaries and private students - Phelps, Lincoln, Mrs., 1793 -1884 (Published by F.J. Huntington & Co, 1838)

Familiar lectures on botany, practical, elementary and physiological with an appendix, containing descriptions of the plants of the United States and exotics, &c., for the use of seminaries and private students - Phelps, Lincoln, Mrs., 1793 -1884 (Published by F.J. Huntington, 1836)

Fauna der Gaskohle und der Kalksteine der Permformation Böhmens / von Antonín Frič - Frič, Antonín, 1832 -1913 (Selbstverlag–in commission bei Fr. Řivnáč, 1879)

Fauna, flora & geology of the Clyde area - Elliot, G. F. Scott (George Francis Scott), 1862 -1934 (Pub. by the local committee for the meeting of the British Association, 1901)

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

The fern allies of North America north of Mexico - Clute, Willard Nelson, 1869 -1950 (F. A. Stokes company, 1905)

The fern allies of North America north of Mexico - Clute, Willard Nelson, 1869 -1950 (Stokes, 1905)

The Fern bulletin - Clute, Willard Nelson, 1869 -1950 (W. N. Clute & Co, 1903)

The Fern bulletin - Clute, Willard Nelson, 1869 -1950 (W. N. Clute & Co, 1905)

The Fern bulletin - Clute, Willard Nelson, 1869 -1950 (W. N. Clute & Co, 1907)

The Fern bulletin - Clute, Willard Nelson, 1869 -1950 (W. N. Clute & Co, 1908)

The Fern bulletin - Clute, Willard Nelson, 1869 -1950 (W. N. Clute & Co, 1909)

The Fern bulletin - Clute, Willard Nelson, 1869 -1950 (W. N. Clute & Co, 1911)

The Fern bulletin - Clute, Willard Nelson, 1869 -1950 (W. N. Clute & Co, 1912)

The Fern gazette - British Pteridological Society. (British Pteridological Society, 1974)

The Fern gazette - British Pteridological Society. (British Pteridological Society, 1979)

The Fern gazette - British Pteridological Society. (British Pteridological Society, 1985)

The Fern gazette - British Pteridological Society. (British Pteridological Society, 1991)

The Fern gazette - British Pteridological Society. (British Pteridological Society, 1998)

The Fern gazette - British Pteridological Society. (British Pteridological Society, 1999)

The Fern gazette - British Pteridological Society. (British Pteridological Society, 2000)

The Fern gazette - British Pteridological Society. (British Pteridological Society, 2001)

The Fern gazette - British Pteridological Society. (British Pteridological Society, 2002)

The Fern gazette - British Pteridological Society. (British Pteridological Society, 2003)

The Fern gazette - British Pteridological Society. (British Pteridological Society, 2005)

The Fern gazette - British Pteridological Society. (British Pteridological Society, 2007)

The Fern gazette - British Pteridological Society. (British Pteridological Society, 2008)

The Fern gazette - British Pteridological Society. (British Pteridological Society, 2009)

The Fern gazette - British Pteridological Society. (British Pteridological Society, 2012)

The Fern gazette - British Pteridological Society. (British Pteridological Society, 2013)

The Fern gazette - British Pteridological Society. (British Pteridological Society, 2015)

The Fern gazette - British Pteridological Society. (British Pteridological Society, 2016)

Ferns and fern allies of Canada - Cody, William J. (Research Branch, Agriculture Canada, 1989)