The Lepidoptera of the British Islands : a descriptive account of the families, genera, and species indigenous to Great Britain and Ireland, their preparatory states, habits, and localities - Barrett, Charles Golding, 1836 -1904 (L. Reeve, 1905)

Die Lepidopteren der Schweiz - Frey, Heinrich, 1822 -1890 (W. Engelmann, 1880)

The lepidopterist's calendar; giving the time when the British lepidoptera appear in the egg, larval, pupal, and imago states, with the food-plant, and habitat - Merrin, Joseph, 1820 -1904 (H. Marsden, 1875)

The lepidopterist's guide : for the use of the young collector - Knaggs, H. Guard (Henry Guard), 1832 -1908 (J. Van Voorst, 1871)

The lepidopterist's guide, for the use of the young collector of butterflies and moths - Knaggs, H. Guard (Henry Guard), 1832 -1908 (Gurney and Jackson, 1901)

The lepidopterist's guide : intended for the use of the young collector, containing full instructions for the collecting, management, observation, and preservation, of lepidoptera, in all their stages - Knaggs, H. Guard (Henry Guard), 1832 -1908 (J. Van Voorst, 1869)

Lessons in botany and vegetable physiology - Gray, Asa, 1810 -1888 (Ivison, Phinney, Blakeman, 1872)

Lessons in the structure, life, and growth of plants, for schools and academies - Wood, Alphonso, 1810 -1881 (A.S. Barnes & company, 1889)

Lessons with plants : suggestions for seeing and interpreting some of the common forms of vegetation - Bailey, L. H. (Liberty Hyde), 1858 -1954 (1899)

Letters of Asa Gray - Gray, Asa, 1810 -1888 (Houghton, Mifflin and company, 1894)

Letters of Asa Gray - Gray, Asa, 1810 -1888 (Houghton, Mifflin, 1894)

Letters of Asa Gray - Gray, Asa, 1810 -1888 (Houghton, Mifflin and company, 1893)

Letters of Asa Gray - Gray, Asa, 1810 -1888 (Houghton, Mifflin and Company, 1893)

Letters to Marco - Leslie, George Dunlop, 1835 -1921 (Macmillan and co, 1893)

Lexicon generum phanerogamarum inde ab anno MDCCXXXVII : cum nomenclatura legitima internationali et systemate inter recentia medio - Post, Thomas Erik von, 1858 -1912 (Deutsche verlags-anstalt, 1904)

Lichenaea Africana - Stizenberger, Ernst, 1827 -1895 (In Commission bei A. & J. Köppel, 1890)

The life and letters of George John Romanes - Romanes, George John, 1848 -1894 (Longmans, Green, 1898)

The life and letters of George John Romanes - Romanes, George John, 1848 -1894 (Longmans, Green and co, 1896)

Lijst van nederlandsche, hoogduitsche, fransche en engelsche namen van planten - Heukels, Hendrik, 1854 -1936 (N.V. Boekhandel en Drukkerij, 1910)

Linnaea : Ein Journal für die Botanik in ihrem ganzen Umfange - Schlechtendal, D. F. L. von (Diedrich Franz Leonhard von), 1794 -1866 (F. Dümmler, 1833)

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, 1840)

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, 1848)

Linnaea : Ein Journal für die Botanik in ihrem ganzen Umfange - Schlechtendal, D. F. L. von (Diedrich Franz Leonhard von), 1794 -1866 (F. Dümmler, 1851)

Linnaea : Ein Journal für die Botanik in ihrem ganzen Umfange - Schlechtendal, D. F. L. von (Diedrich Franz Leonhard von), 1794 -1866 (F. Dümmler, 1853)

Linnaea : Ein Journal für die Botanik in ihrem ganzen Umfange - Schlechtendal, D. F. L. von (Diedrich Franz Leonhard von), 1794 -1866 (F. Dümmler, 1857)

Linnaea : Ein Journal für die Botanik in ihrem ganzen Umfange - Schlechtendal, D. F. L. von (Diedrich Franz Leonhard von), 1794 -1866 (F. Dümmler, 1876)

Linnaea entomologica : Zeitschrift herausgegeben von dem Entomologischen Vereine in Stettin - Entomologischer Verein in Stettin. (Ernst Siegfried Mittler, 1851)

Linnaeus's system of botany, so far as relates to his classes and orders of plants ... : with copious explanatory descriptions : drawn up for the use of his pupils - Curtis, William, 1746 -1799 (Printed for and sold by the author ... and B. White, 1777)

List of Chinese medicines - China. Hai guan zong shui wu si shu. (Statistical Dept. of the Inspectorate General of Customs, 1889)

A list of plants growing without cultivation in Franklin, Hampshire and Hampden counties, Massachusetts - Stone, George E. (George Edward), 1860 -1941 (Carpenter & Morehouse, 1913)

A list of plants growing without cultivation in Franklin, Hampshire and Hampden Counties, Massachusetts - Stone, George E. (George Edward), 1860 -1941 (Carpenter & Morehouse, 1913)

List of plants of the Manitoulin Islands, Lake Huron - Geological Survey of Canada ([s.n.], 1870)

List of Pteridophyta and Spermatophyta growing without cultivation in northeastern North America - American Association for the Advancement of Science. (1893)

List of Pteridophyta and Spermatophyta growing without cultivation in northeastern North America - American Association for the Advancement of Science. Botanical Club. (1894)

List of seeds - Giardino Botanico Hanbury (Mortola, Italy) (G.A. Koenig, 1891)

List of seeds - Giardino Botanico Hanbury (Mortola, Italy) (G.A. Koenig, 1904)

List of seeds collected during ... - Royal Botanic Garden, Edinburgh. (Printed for Her Majesty's Stationery Office, 1889)

List of seeds collected during ... - Royal Botanic Garden, Edinburgh. (Printed for Her Majesty's Stationery Office, 1910)

List of seeds collected during ... - Royal Botanic Garden, Edinburgh. (Printed for Her Majesty's Stationery Office, 1912)

List of seeds collected during ... - Royal Botanic Garden, Edinburgh. (Printed for Her Majesty's Stationery Office, 1895)

List of seeds collected during ... - Royal Botanic Garden, Edinburgh. (Printed for Her Majesty's Stationery Office, 1904)

List of seeds collected during ... - Royal Botanic Garden, Edinburgh. (Printed for Her Majesty's Stationery Office, 1905)

List of seeds for exchange - National Botanic Gardens (Ireland) (Royal Botanic Gardens, 1897)

A list of the aphids of Oregon (Homoptera: Aphididae) - Leonard, Mortimer Demarest, 1890 - (Agricultural Research Service, 1974)

Liste der in der deutschen Flora enthaltenen Gefässpflanzen, zunächst nach Koch's Synopsis Florae germanicae et helveticae behufs der botanischen Untersuchung von Bayern zusammengestellt (J.G. Weiss, 1849)

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

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)

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

The living plant in leaf, flower, and fruit : a popular book on botany for the general reader - Step, Edward, 1855 -1931 (Hutchinson & Co, 1904)

The London catalogue of British plants : containing the British Phænogamia, Filices, Equisetaceæ, Lycopodiaceæ, Selaginellaceæ, Marsileaceæ, Salviniaceæ and Charophyta. Adapted for marking desiderata in exchanges of specimens; for an index catalogue to British herbaria; for indicating the species of local districts; and for a guide to collectors by showing the comparative rarity or frequency of the several species - Fraser, H. (George Bell & Sons, 1925)

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)

London Naturalist - London Natural History Society. (London Natural History Society, 1933)

London Naturalist - London Natural History Society. (London Natural History Society, 1953)

London Naturalist - London Natural History Society. (London Natural History Society, 1957)

London Naturalist - London Natural History Society. (London Natural History Society, 1959)

London Naturalist - London Natural History Society. (London Natural History Society, 1977)

London Naturalist - London Natural History Society. (London Natural History Society, 1981)

London Naturalist - London Natural History Society. (London Natural History Society, 1994)

London Naturalist - London Natural History Society. (London Natural History Society, 2012)

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)

Lübeckische Flora - Häcker, Gottfried Renatus, 1789 -1864 (F. Aschenfeldt, 1844)

Lunds universitets års-skrift. Acta Universitatis Lundensis - Lunds universitet. (Universitetet, 1889)

Lyon-horticole - Association horticole lyonnaise. (Impr. du Salut public, 1896)

The Macrolepidoptera of the world : a systematic account of all the known Macrolepidoptera - Seitz, Adalbert, 1860 -1938 (Fritz Lehmann Verlag, 1912)

The Macrolepidoptera of the world : a systematic account of all the known Macrolepidoptera - Seitz, Adalbert, 1860 -1938 (Fritz Lehmann Verlag, 1924)

The Macrolepidoptera of the world : a systematic account of all the known Macrolepidoptera - Seitz, Adalbert, 1860 -1938 (Fritz Lehmann Verlag, 1923)

Madras Journal of Literature and Science - Madras Literary Society. (Madras Literary Society, 1857)

Madroño; a West American journal of botany - California Botanical Society. (California Botanical Society, 1979)

Madroño; a West American journal of botany - California Botanical Society. (California Botanical Society, 2001)

Madroño; a West American journal of botany - California Botanical Society. (California Botanical Society, 2009)

Madroño; a West American journal of botany - California Botanical Society. (California Botanical Society, 2012)

Madroño; a West American journal of botany - California Botanical Society. (California Botanical Society, 2017)

Madroño; a West American journal of botany - California Botanical Society. (California Botanical Society, 2019)

Magazine of natural history and journal of zoology, botany, mineralogy, geology and meteorology - Loudon, J. C. (John Claudius), 1783 -1843 (printed for Longman, Rees, Orme, Brown, and Green, 1829)

Magazine of natural history and journal of zoology, botany, mineralogy, geology and meteorology - Loudon, J. C. (John Claudius), 1783 -1843 (printed for Longman, Rees, Orme, Brown, and Green, 1830)

Magyar botanikai lapok = Ungarische botanische Blätter - Degen, Árpád von, 1866 -1934 (Müller Karoly Könyvnyomdaja aja, 1903)

Magyar botanikai lapok = Ungarische botanische Blätter - Degen, Árpád von, 1866 -1934 (Müller Karoly Könyvnyomdaja aja, 1910)

Magyar botanikai lapok = Ungarische botanische Blätter - Degen, Árpád von, 1866 -1934 (Müller Karoly Könyvnyomdaja aja, 1911)

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)

Magyar botanikai lapok = Ungarische botanische Blätter - Degen, Árpád von, 1866 -1934 (Müller Karoly Könyvnyomdaja aja, 1917)

Makers of British botany; a collection of biographies by living botanists - Oliver, Francis Wall, 1864 - (University press, 1913)

The making of species - Finn, Frank, 1868 -1932 (J. Lane, 1909)

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

Malakozoologische Blätter - Menke, Karl Theodor, 1791 -1861 (T. Fischer, 1868)

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, 1888)

Malpighia :rassegna mensuale di botanica - Penzig, O. (Ottone), 1856 -1929 (g. Capra & co, 1892)

Malpighia :rassegna mensuale di botanica - Penzig, O. (Ottone), 1856 -1929 (g. Capra & co, 1894)

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, 1906)

Malpighia :rassegna mensuale di botanica - Penzig, O. (Ottone), 1856 -1929 (g. Capra & co, 1908)

Malpighia :rassegna mensuale di botanica - Penzig, O. (Ottone), 1856 -1929 (g. Capra & co, 1914)

Man-Mō shokubutsushi = Flora of Manchuria and East Mongolia - Minami Manshū Tetsudō Kabushiki Kaisha. Kōgyōbu. Nōmuka. (Minami Manshū Tetsudō Kabushiki Kaisha Kōgyōbu Nōmuka, 1925)

The Manchester flora : a descriptive list of the plants growing wild within eighteen miles of Manchester, with notices of the plants commonly cultivated in gardens ; preceded by an introduction to botany - Grindon, Leo H. (Leo Hartley), 1818 -1904 (William White, 1859)

The Manchester flora: a descriptive list of the plants growing wild within eighteen miles of Manchester, with notices of the plants commonly cultivated in gardens; preceded by an introduction to botany - Grindon, Leo H. (Leo Hartley), 1818 -1904 (W. White, 1859)

Mantissa in volumen primum [-tertium] :Systematis vegetabilium caroli a Linné : ex editione Joan. Jac. Roemer et Jos. Aug. Schultes - Schultes, Joseph August, 1773 -1831 (Sumtibus J.G. Cottae, 1827)

A manual and dictionary of the flowering plants and ferns - Willis, J. C. (John Christopher), 1868 -1958 (University Press, 1904)

A manual and dictionary of the flowering plants and ferns - Willis, J. C. (John Christopher), 1868 -1958 (University Press, 1908)

A manual flora of Madeira and the adjacent islands of Porto Santo and the Desertas - Lowe, Richard Thomas, 1802 -1874 (John Van Voorst, 1868)

A manual of botany - Green, J. Reynolds (Joseph Reynolds), 1848 -1914 (J. & A. Churchill, 1895)

A manual of botany, adapted to the productions of the Southern States. In two parts: Part I.– Vegetable anatomy and physiology. Part II.– Descriptive botany, arranged on the natural system, preceded by an analysis - Darby, John, 1804 -1877 (B. F. Griffin, 1841)

A manual of botany, anatomical and physiological : for the use of students - Royal College of Physicians of Edinburgh. (W. Blackwood, 1874)

A manual of botany : anatomical and physiological for the use of students - Brown, Robert, 1842 -1895 (Blackwood, 1874)

A Manual of botany : being an introduction to the study of the structure, physiology, and classification of plants - Balfour, John Hutton, 1808 -1884 (A. and C. Black, 1875)