Lehrbuch der ökologischen Pflanzengeographie - Warming, Eugenius, 1841 -1924 (Gebrüder Borntraeger, 1918)

Lehrbuch der ökologischen pflanzengeographie - Warming, Eugenius, 1841 -1924 (Gebrüder Borntraeger, 1902)

Lehrbuch der praktischen Pflanzenkunde in Wort und Bild : für Schule und Haus, für Gebildete aller Stände : mit über 1000 Abbildungen auf 60 colorirten Tafeln in Doppelfolio und 214 Holzschnitten - Hoffmann, Carl, 1802 -1883 (Hoffmann'sche Verlags-Buchhandlung, 1880)

Die Lehre von der Pflanzenzelle - Hofmeister, Wilhelm, 1824 -1877 (Engelmann, 1867)

Le Léman : monographie limnologique - Forel, F. A. (François Alphonse), 1841 -1912 (F. Rouge, 1904)

Leopoldina - Kaiserlich Leopoldinisch-Carolinische Deutsche Akademie der Naturforscher (E. Blochmann & Sohn, 1888)

Lessons on shells : as given in a Pestalozzian school, at Cheam, Surrey - Mayo, Elizabeth, 1793 -1865 (C. J. Folsom, 1842)

Lessons on shells, as given to children between the ages of eight and ten, in a Pestalozzian school, at Cheam, Surrey - Mayo, Elizabeth, 1793 -1865 (R.B. Seeley, W. Burnside, 1838)

Lessons on shells, as given to children between the ages of eight and ten, in a Pestalozzian school, at Cheam, Surrey - Mayo, Elizabeth, 1793 -1865 (Seeley, Burnside, and Seeley, 1846)

Lethaea rossica, ou, Paléontologie de la Russie - Eichwald, Carl Eduard von, 1795 -1876 (E. Schweizerbart, 1867)

Lichens - Smith, Annie Lorrain, 1854 - (Univ. Press, 1921)

The life of inland waters; an elementary text book of fresh-water biology for American students - Needham, James G. (James George), 1868 -1957 (The Comstock Publishing Company, 1915)

The life of inland waters; an elementary text book of freshwater biology for American students - Needham, James G. (James George), 1868 -1957 (The Comstock publishing company, 1916)

The life of inland waters : an elementary text book of fresh-water biology for American students - Needham, James G. (James George), 1868 -1957 (Comstock Pub. Co, 1916)

The life of inland waters; an elementary text book of fresh-water biology for students - Needham, James G. (James George), 1868 -1957 (Comstock Publishing Co, 1937)

The life of inland waters; an elementary textbook of fresh-water biology for students - Needham, James G. (James George), 1868 -1957 (C. C. Thomas, 1930)

The life of the Pleistocene or glacial period, as recorded in the deposits laid down by the greatice sheets - Baker, Frank Collins, 1867 -1942 (Pub. by the University of Illinois under the auspices of the Graduate School, 1920)

Linnaea : Ein Journal für die Botanik in ihrem ganzen Umfange - Schlechtendal, D. F. L. von (Diedrich Franz Leonhard von), 1794 -1866 (F. Dümmler, 1827)

Linnaea : Ein Journal für die Botanik in ihrem ganzen Umfange - Schlechtendal, D. F. L. von (Diedrich Franz Leonhard von), 1794 -1866 (F. Dümmler, 1834)

Linnaea : Ein Journal für die Botanik in ihrem ganzen Umfange - Schlechtendal, D. F. L. von (Diedrich Franz Leonhard von), 1794 -1866 (F. Dümmler, 1837)

Linnaea : Ein Journal für die Botanik in ihrem ganzen Umfange - Schlechtendal, D. F. L. von (Diedrich Franz Leonhard von), 1794 -1866 (F. Dümmler, 1839)

Linnaea : Ein Journal für die Botanik in ihrem ganzen Umfange - Schlechtendal, D. F. L. von (Diedrich Franz Leonhard von), 1794 -1866 (F. Dümmler, 1843)

Linnaea : Ein Journal für die Botanik in ihrem ganzen Umfange - Schlechtendal, D. F. L. von (Diedrich Franz Leonhard von), 1794 -1866 (F. Dümmler, 1878)

The Linnæan system of conchology : describing the orders, genera, and species of shells arranged into divisions and families : with a view to facilitate the student's attainment of the science - Mawe, John, 1764 -1829 (Printed for and sold by the author, and Longman, Hurst, Rees, Orme, and Brown, 1823)

Linné - Fries, Theodor Magnus, 1832 -1913 (Fahlcrantz & co, 1903)

List of mosses of the State of New-York - Peck, Charles H. (Charles Horton), 1833 -1917 (C. Wendell, printer, 1866)

A list of the mosses, liverworts and lichens of Illinois - Hall, Elihu, 1822 -1882 (Illinois State Laboratory of Natural History, 1878)

List of the shells of the Canaries in the collection of the British Museum - Gray, John Edward, 1800 -1875 (Printed by Order of the Trustees [by Taylor and Francis], 1854)

Liste systématique des plantes publiées pendant les années 1874-1889 - Société Dauphinoise. (V. Rigaudin, 1889)

Literaturberichte zur Flora, oder Allgemeinen botanischen Zeitung - Königl. Bayer. Botanische Gesellschaft zu Regensburg. (K. Bayerische Botanische Gesellschaft, 1836)

The little English flora, or, a botanical and popular account of all our common field flowers - Francis, George William, 1800 -1865 (Simpkin, Marshall & co, 1842)

Liverworts and mosses lists - Brinkman, A. H. (Alfred Henry), 1873 -1945 (1913)

Living animals and plants for aquiculture : Catalog "C" revised for school and college use - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Southern Biological Supply Co. Inc, 1931)

The living flora of West Virginia - Millspaugh, Charles Frederick, 1854 -1923 (Wheeling News Litho. Co, 1913)

The living world : containing descriptions of the several races of men, and all species of animals, birds, fishes, insects, etc., etc. : with numerous anecdotes, illustrative of their instincts, reasoning powers and domestic habits - Samuels, Edward A. (Edward Augustus), 1836 -1908 (Samuel Walker & Co, 1868)

The London catalogue of British mosses - Hobkirk, Charles Codrington Pressick, 1837 -1902 (T.P. Newman, 1877)

The London catalogue of British mosses and hepatics - Botanical Record Club. (David Bogue, 1881)

The London journal of botany : containing figures and descriptions of such plants as recommend themselves by their novelty, rarity, history, or uses : together with botanical notices and information and and occasional portraits and memoirs of eminent botanists - Hooker, William Jackson, Sir, 1785 -1865 (H. Baillière, 1844)

London Naturalist - London Natural History Society. (London Natural History Society, 1961)

London Naturalist - London Natural History Society. (London Natural History Society, 1975)

London Naturalist - London Natural History Society. (London Natural History Society, 1983)

London Naturalist - London Natural History Society. (London Natural History Society, 1991)

Loudon's encyclopaedia of plants; comprising the specific character, description, culture, history, application in the arts, and every other desirable particular respecting all the plants indigenous to, cultivated in, or introduced into Britain - Loudon, J. C. (John Claudius), 1783 -1843 (Longmans, Green, 1866)

Loudon's hortus britannicus : a catalogue of all the plants indigenous, cultivated in, or introduced to Britain - Loudon, J. C. (John Claudius), 1783 -1843 (Longman(etc],), 1850)

Loudon's hortus britannicus : a catalogue of all the plants indigenous, cultivated in, or introduced to Britain - Loudon, J. C. (John Claudius), 1783 -1843 (Longman(etc],), 1839)

Loudon's Hortus britannicus.A catalogue of all the plants indigenous, cultivated in, or introduced to Britain. Part I. The Linnaean arrangement... Part II. The Jussieuean arrangement... - Loudon, J. C. (John Claudius), 1783 -1843 (Printed for Longman, Rees, Orme, Brown, and Green, 1890)

Loudon's Hortus britannicus.A catalogue of all the plants indigenous, cultivated in, or introduced to Britain. Part I. The Linnaean arrangement... Part II. The Jussieuean arrangement... - Loudon, J. C. (John Claudius), 1783 -1843 (Printed for Longman, Rees, Orme, Brown, and Green, 1830)

Lunds universitets årsskrift 2. Afd Medicin samt matematiska och naturvetenskapliga ämmen - Lunds universitet. (Universitets], 1917)

Madroño; a West American journal of botany - California Botanical Society. (California Botanical Society, 1958)

Madroño; a West American journal of botany - California Botanical Society. (California Botanical Society, 1969)

Madroño; a West American journal of botany - California Botanical Society. (California Botanical Society, 2003)

Madroño; a West American journal of botany - California Botanical Society. (California Botanical Society, 2004)

Madroño; a West American journal of botany - California Botanical Society. (California Botanical Society, 2015)

Magasin Encyclopédique : ou journal des sciences, des lettres et des arts (1804)

Magazin für die Botanik - Römer, J. J. (Johann Jacob), 1763 -1819 (Ziegler und Söhne, 1787)

Magazine of zoology and botany - Westwood, J. O. (John Obadiah), 1805 -1893 (1837)

A magyar birodalom moh-flórája - Hazslinszky, Frigyes, 1818 -1896 (Kiadja A K.M. Természettudományi társulat, 1885)

Magyar botanikai lapok = Ungarische botanische Blätter - Degen, Árpád von, 1866 -1934 (Müller Karoly Könyvnyomdaja aja, 1902)

Magyar botanikai lapok = Ungarische botanische Blätter - Degen, Árpád von, 1866 -1934 (Müller Karoly Könyvnyomdaja aja, 1904)

Magyar botanikai lapok = Ungarische botanische Blätter - Degen, Árpád von, 1866 -1934 (Müller Karoly Könyvnyomdaja aja, 1905)

Magyar botanikai lapok = Ungarische botanische Blätter - Degen, Árpád von, 1866 -1934 (Müller Karoly Könyvnyomdaja aja, 1913)

Magyar botanikai lapok = Ungarische botanische Blätter - Degen, Árpád von, 1866 -1934 (Müller Karoly Könyvnyomdaja aja, 1915)

Malacologia - Institute of Malacology. (Institute of Malacology], 1969)

Malacologia - Institute of Malacology. (Institute of Malacology], 1973)

Malacologia - Institute of Malacology. (Institute of Malacology], 1979)

Malacologia - Institute of Malacology. (Institute of Malacology], 1995)

Malacologia terrestre e fluviale della provincia Comasca - Porro, Carlo, 1813 -1848 (Tipografia Cuglielmini e Reaelli, 1838)

Malacologie Lyonnaise; ou Description des mollusques terrestres & aquatiques des environs de Lyons d'apres la collection Ange-Paulin Terver, donnée au Museum de Lyon - Locard, Arnould, 1841 -1904 (H. Geog, 1877)

Malacologie mediterranéenne et littorale; ou, Description des mollusques qui vivent dans la Méditerranée ou sur le continent de l'Italie, ainsi que des coquilles qui se trouvent dans les terrains tertiaires italiens, avec des observations sur leur anatomie, leurs moeurs, leur analogie et leur gisement. Ouvrage servant de faune malacologique italienne et de complément à la Conchiologia fossile subapennina de Brocchi - Cantraine, Francois Joseph, 1801 -1868 (Impr. par A. Braulart, 1838)

Malacologie terrestre et fluviatile de la Bretagne - Bourguignat, J. R. (Jules René), 1829 -1892 (J.B. Baillière, 1860)

Malakozoologische Blätter - Menke, Karl Theodor, 1791 -1861 (T. Fischer, 1880)

Malakozoologische Blätter - Menke, Karl Theodor, 1791 -1861 (T. Fischer, 1882)

Malakozoologische Blätter - Menke, Karl Theodor, 1791 -1861 (T. Fischer, 1891)

Malpighia :rassegna mensuale di botanica - Penzig, O. (Ottone), 1856 -1929 (g. Capra & co, 1887)

Malpighia :rassegna mensuale di botanica - Penzig, O. (Ottone), 1856 -1929 (g. Capra & co, 1893)

Malpighia :rassegna mensuale di botanica - Penzig, O. (Ottone), 1856 -1929 (g. Capra & co, 1898)

Malpighia :rassegna mensuale di botanica - Penzig, O. (Ottone), 1856 -1929 (g. Capra & co, 1902)

Malpighia :rassegna mensuale di botanica - Penzig, O. (Ottone), 1856 -1929 (g. Capra & co, 1905)

Malpighia :rassegna mensuale di botanica - Penzig, O. (Ottone), 1856 -1929 (g. Capra & co, 1907)

Malpighia :rassegna mensuale di botanica - Penzig, O. (Ottone), 1856 -1929 (g. Capra & co, 1909)

Manual of botany, for North America : containing generic and specific descriptions of the indigenous plants and common cultivated exotics, growing north of the Gulf of Mexico - Eaton, Amos, 1776 -1842 (Printed by Websters and Skinners, 1829)

A manual of botany for the northern and middle states - Eaton, Amos, 1776 -1842 (Printed and published by Websters and Skinners, 1818)

Manual of botany, for the Northern and Middle States of America : containing generic and specific descriptions of the indigenous plants and common cultivated exotics, growing north of Virginia ; to which are prefixed, the natural and artificial classes and orders of Linneus ; and the natural orders of Jussieu, with the medicinal properties of each order - Eaton, Amos, 1776 -1842 (Printed and published by Websters and Skinners, 1822)

A manual of botany for the northern states, comprising generic descriptions of all phenongamous and cryptogamous plants to the North of Virginia, hitherto described; with references to the natural orders of Linneus and Jussieu ... - Eaton, Amos, 1776 -1842 (Webster and Skinners, 1817)

A manual of botany, for the nothern and middle states of Americacontaining generic and specific descriptions of the indigenous plants and common cultivated exotics, growing north of Virginia; to which is prefixeda grammar and vocabulary; also the natural orders of linneus and jussieu, with the medicinal properties of each order - Eaton, Amos, 1776 -1842 (Websters & Skinners, 1824)

Manual of conchology, structural and systematic : with illustrations of the species - Tryon, George W., (George Washington), 1838 -1888 (Published by the Author, Academy of Natural Sciences, 1888)

Manual of conchology, structural and systematic : with illustrations of the species - Tryon, George W., (George Washington), 1838 -1888 (Published by the Author, Academy of Natural Sciences, 1879)

A manual of fish-culture : based on the methods of the United States commission of fish and fisheries, with chapters on the cultivation of oysters and frogs - United States. Bureau of Fisheries. (Govt. Print. Off, 1897)

Manual of the botany of the northern United States - Gray, Asa, 1810 -1888 ([s.n.], 1856)

Manual of the botany of the northern United States - Gray, Asa, 1810 -1888 (Ivison, Phinney, Blakeman & co, 1866)

Manual of the botany of the northern United States - Gray, Asa, 1810 -1888 (Ivison, Phinney, 1862)

A manual of the botany of the northern United States, from New England to Wisconsin and south to Ohio and Pennsylvania inclusive, (the mosses and liverworts by Wm. S. Sullivant,) arranged according to the natural system - Gray, Asa, 1810 -1888 (J. Munroe, 1848)

Manual of the botany of the northern United States : including Virginia, Kentucky, and all east of the Mississippi - Gray, Asa, 1810 -1888 (Ivison, Phinney, 1863)

Manual of the botany of the northern United States : including Virginia, Kentucky, and all east of the Mississippi; arranged according to the natural system - Gray, Asa, 1810 -1888 (Ivison, 1859)

Manual of the botany of the northern United States. Including Virginia, Kentucky, and all east of the Mississippi: arranged according to the natural system - Gray, Asa, 1810 -1888 (G. P. Putnam & Co. [etc.], 1857)

A manual of the botany of the northern United States,from New England to Wisconsin and south to Ohio and Pennsylvania inclusive, (the mosses and liverworts by Wm. S. Sullivant,) arranged according to the natural system - Gray, Asa, 1810 -1888 (J. Munroe;London, J.Chapman, 1848)

Manual of the mosses of North America - Lesquereux, Léo, 1806 -1889 (S. E. Cassino and company, 1884)

Manual of the mosses of North America - Lesquereux, Léo, 1806 -1889 (Bradlee Whidden, 1895)