Lehrbuch der Baumkrankheiten - Hartig, Robert, 1839 -1901 (Springer, 1889)

Lehrbuch der Baumkrankheiten - Hartig, Robert, 1839 -1901 (Springer, 1882)

Lehrbuch der Botanik - Bischoff, Gottlieb Wilhelm, 1797 -1854 (E. Schweizerbart, 1840)

Lehrbuch der Botanik, für mittlere und höhere lehranstalten - Prantl, Karl, 1849 -1893 (W. Engelmann, 1891)

Lehrbuch der Botanik für mittlere und höhere Lehrenstalten - Prantl, Karl, 1849 -1893 (W. Engelmann, 1883)

Lehrbuch der Forstwirtschaft für Waldbau-und Försterschulen, sowie zum ersten forstlichen unterrichte für Aspiranten des Forstverwaltungsdienstes - Eckert, Karl, (W. Frick, 1908)

Lehrbuch der Forstwissenschaft, für Forstmänner und Waldbesitzer - Fischbach, Carl von (J. Springer, 1886)

Lehrbuch der Paläobotanik - Potonié, H. (Henry), 1857 -1913 (Borntraeger, 1921)

Lehrbuch der Pflanzenkranzkheiten : für Botaniker, Forstleute, Landwirthe und Gärtner - Hartig, Robert, 1839 -1901 (Springer, 1900)

Lehrbuch der pilzparasitären Pflanzenkrankheiten mit besonderer Berücksichtigung der Krankheiten gärtnerischer Kulturgewächse - Höstermann, Gustav (P. Parey, 1923)

Lehrbuch für Förster und für die, welche es werden wollen. Hrsg. von Theodor Hartig - Hartig, Robert, 1839 -1901 (J.G. Cotta, 1877)

Life history of shortleaf pine - Mattoon, Wilbur R. (Wilbur Reed), 1875 -1941 (U.S. Dept. of Agriculture, 1915)

Linnaea : Ein Journal für die Botanik in ihrem ganzen Umfange - Schlechtendal, D. F. L. von (Diedrich Franz Leonhard von), 1794 -1866 (F. Dümmler, 1844)

A list of works on North American Fungi - Trelease, William, 1857 -1945 (Library of Harvard university, 1887)

A list of works on North American fungi. A supplemental list of works on North American fungi - Trelease, William, 1857 -1945 (Library of Harvard University, 1888)

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

Loblolly, or North Carolina pine - Ashe, W. W. (William Willard), 1872 -1932 (Edwards & Broughton Print. Co, 1915)

Loblolly, or North Carolina pine - Ashe, W. W. (William Willard), 1872 -1932 (Edwards & Broughton Printing Co., state printers and binders, 1915)

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, 1842)

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, 1843)

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, 1845)

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, 1847)

London Naturalist - London Natural History Society. (London Natural History Society, 2015)

Long Island Botanical Society newsletter - Long Island Botanical Society. (Long Island Botanical Society, 1993)

Longleaf pine, its use, ecology, regeneration, protection, growth, and management - Charles Lathrop Pack Forestry Foundation. (Charles Lathrop Pack Forestry Foundation in cooperation with the Forest Service, U. S. Dept. of Agriculture, 1946)

Madera y bosques - Instituto de Ecología, A C. (Instituto de Ecología, A C, 2011)

Madera y bosques - Instituto de Ecología, A C. (Instituto de Ecología, A C, 2015)

Les maladies cryptogamiques des plantes cultive´es - Marchal, Emile, 1871 -1954 (A. Castaigne, 1896)

Maladies des plantes cultivées - Delacroix, Georges, 1858 -1907 (J.-B. Baillière et fils, 1909)

Malaya botanical exploration - Botanic Gardens (Singapore) (1930)

Malpighia :rassegna mensuale di botanica - Penzig, O. (Ottone), 1856 -1929 (g. Capra & co, 1890)

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, 1896)

Malpighia :rassegna mensuale di botanica - Penzig, O. (Ottone), 1856 -1929 (g. Capra & co, 1906)

A manual of botany for Indian forest students - Hole, R. S. (Superintendent Government Printing, India, 1909)

A manual of forestry - Schlich, William, Sir, 1840 -1925 (Bradbury, Agnew, 1907)

A manual of forestry - Schlich, William, Sir, 1840 -1925 (Bradbury, Agnew, 1891)

A manual of forestry - Schlich, William, Sir, 1840 -1925 (Bradbury, Agnew, 1895)

A manual of forestry - Schlich, William, Sir, 1840 -1925 (Bradbury, Agnew, 1908)

Manual of plant diseases - Lindau, Gustav, 1866 -1923 (The Record press, 1914)

Manual of plant diseases - Lindau, Gustav, 1866 -1923 (The Record Press, 1914)

A manual of poisonous plants : chiefly of eastern North America, with brief notes on economic and medicinal plants, and numerous illustrations - Pammel, L. H. (Louis Hermann), 1862 -1931 (Torch Press, 1910)

A manual of poisonous plants, chiefly of eastern North America, with brief notes on economic and medicinal plants, and numerous illustrations - Pammel, L. H. (Louis Hermann), 1862 -1931 (The Torch Press, 1911)

A manual of poisonous plants, chiefly of eastern North America, with brief notes on economic and medicinal plants, and numerous illustrations - Pammel, L. H. (Louis Hermann), 1862 -1931 (The Torch press, 1911)

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

Manual of tree diseases - Rankin, William Howard, 1888 - (The Macmillan Company, 1918)

Manual of veterinary homeopathy, comprising diseases of horses, cattle, sheep, hogs, dogs and poultry and their homeopathic treatment - Humphreys, F. (Frederick), 1816 -1900 (Humphrey's homeopathic medicine company, 1914)

Mathematische und naturwissenschaftliche Berichte aus Ungarn - Magyar Tudományos Akadémia. (R. Friedländer & Sohn [etc.], 1898)

Mathematische und naturwissenschaftliche Berichte aus Ungarn - Magyar Tudományos Akadémia. (R. Friedländer & Sohn [etc.], 1902)

Meddelanden af Societas pro Fauna et Flora Fennica - Societas pro Fauna et Flora Fennica ([Societas pro Fauna et Flora Fennica], 1887)

Meddelanden af Societas pro Fauna et Flora Fennica - Societas pro Fauna et Flora Fennica ([Societas pro Fauna et Flora Fennica], 1893)

Meddelelser fra den Botaniske forening i Kjøbenhavn = Bulletins de la Société botanique de Copenhague - Kiaerskou, Hjalmar, 1835 -1900 (H. Hagerup, 1882)

Mededeelingen van de Ned. Mycologische Vereeniging - Nederlandse Mycologische Vereniging. (Der Vereeniging, 1910)

Mededeelingen van 's Rijks Herbarium - Rijksherbarium (Netherlands) ([Rijks Universiteit, Rijks Herbarium], 1910)

Medicinisch-pharmaceutische botanik zugleich als handbuch der systematischen botanik fur botaniker, arzte und apotheker - Luerssen, Christian, 1843 -1916 (H. Haessel, 1879)

Mémoires couronnés et autres mémoires publiés par l'Académie royale des sciences, des lettres et des beaux-arts de Belgique - Académie royale des sciences, des lettres et des beaux-arts de Belgique. (F. Hayez, 1898)

Mémoires de la Société nationale des sciences naturelles et mathématiques de Cherbourg - Société nationale des sciences naturelles et mathématiques de Cherbourg. (J. B. Baillière, 1913)

Mémoires de la Société royale des sciences de Liège - Société royale des sciences de Liège. (La Société, 1888)

Mémoires du Muséum national d'histoire naturelle - Muséum national d'histoire naturelle (France) (Editions du Muséum, 1936)

Mémoires du Muséum national d'histoire naturelle. Série A, Zoologie - Muséum national d'histoire naturelle (France) (Éd. du Muséum, 1990)

Memoirs and memoranda, chiefly botanical - Prain, D. (David), 1857 -1944 (Baptist mission press, 1894)

Memoirs of the Torrey Botanical Club - Torrey Botanical Club. (Published for the Club by the Seeman Printery, 1902)

Memorie - Classe di scienze fisiche, matematiche e naturali - Accademia nazionale dei Lincei. Classe di scienze fisiche, matematiche e naturali. (Accademia Nazionale dei Lincei, 1877)

Mexicanas plantas nuper a collectoribus expeditionis scientificae allatas :aut longis ab annis in herbario musei parisiensis depositas - Fournier, Eugène, 1834 -1884 (ex Typographeo Reipublicae, 1886)

Meyers Konversations-Lexikon : ein Nachschlagewerk des allgemeinen Wissens - Meyer, Hermann Julius, 1826 -1909 (Bibliographisches Institut, 1896)

Meyers Konversations-Lexikon : eine Encyklopädie des allgemeinen Wissens - Meyer, Hermann Julius, 1826 -1909 (1885)

Meyers Konversations-Lexikon : eine Encyklopädie des allgemeinen Wissens - Meyer, Hermann Julius, 1826 -1909 (Verlag des Bibliographischen Instituts, 1890)

Michelia - Saccardo, P. A. (Pier Andrea), 1845 -1920 (Typis Seminarii, 1877)

Midland naturalist - Birmingham Natural History; Microscopical Society (Birmingham, England) (Hardwicke and Bogue, 1891)

Midland naturalist - Birmingham Natural History; Microscopical Society (Birmingham, England) (Hardwicke and Bogue, 1893)

Mikrochemie der Pflanze - Molisch, Hans, 1856 -1937 (G. Fischer, 1921)

Mikrochemie der Pflanze - Molisch, Hans, 1856 -1937 (G. Fischer, 1913)

Minnesota plant diseases - Freeman, Edward Monroe, 1875 - (1905)

Miscellanea entomologica; revue entomologique internationale - Union entomologique. (1921)