Key to the Rocky Mountain flora. Colorado, Utah, Wyoming, Idaho, Montana, Saskatchewan, Alberta, and parts of Nebraska, South Dakota, North Dakota, and British Columbia - Rydberg, Per Axel, 1860 -1931 (1919)

Khawa karpo : Tibetan traditional knowledge and biodiversity conservation - Salick, Jan (Missouri Botanical Garden Press, 2012)

Det Kongelige Danske videnskabernes selskabs skrifter Naturvidenskabelig og mathematisk afdeling - Kongelige Danske videnskabernes selskab. (1916)

Kritisk ordbok öfver svenska växtnamnen - Fries, Elias, 1794 -1878 (P.A. Norstedt, 1880)

Kryptogamenflora für Anfänger : eine Einführung in das Studium der blütenlosen Gewächse für Studierende und Liebhaber - Lindau, Gustav, 1866 -1923 (Springer, 1922)

la han zhong zi zhi wu ming cheng : di er ban 拉汉种子植物名称:第二版 - ke xue yuan bian yi chu ban wei yuan hui 科学院编译出版委员 会 (ke xue chu ban she 科学出版社, 1974)

Ladies' botany;, or, A familiar introduction to the study of the natural system of botany - Lindley, John, 1799 -1865 (James Ridgway and Sons, Piccadilly, 1856)

The ladies' flower-garden of ornamental perennials - Loudon, Mrs. (Jane) 1807 -1858 (W. Smith, 1843)

Lake Maxinkuckee : a physical and biological survey - Evermann, Barton Warren, 1853 -1932 (Dept. of Conservation, 1920)

Lake Maxinkuckee. a physical and biological survey - Evermann, Barton Warren, 1853 -1932 (Wm. B. Burford, printer], 1920)

Lake Superior - Agassiz, Louis, 1807 -1873 (R. E. Krieger Pub. Co, 1974)

Lawns and gardens. How to plant and beautify the home lot, the pleasure ground and garden - Jönsson-Rose, Nils. (G. P. Putnam, 1897)

Leaflets of western botany - Eastwood, Alice, 1859 -1953 ([J. T. Howell], 1944)

Leaflets of western botany - Eastwood, Alice, 1859 -1953 ([J. T. Howell], 1932)

Leaves and flowers - Wood, Alphonso, 1810 -1881 (Barnes & Burr; Troy, Moore & Nims; [etc., etc.], 1863)

Leaves and flowers : or, Object lessons in botany with a flora : prepared for beginners in academies and public schools - Wood, Alphonso, 1810 -1881 (A.A. Barnes, 1869)

Leaves and flowers; or, Object lessons in botany with a flora - Wood, Alphonso, 1810 -1881 (1863)

Leaves and flowers; or, Object lessons in botany - Wood, Alphonso, 1810 -1881 (A.S. Barnes & co, 1870)

Leaves and flowers; or, Object lessons in botany. With a flora - Wood, Alphonso, 1810 -1881 (Barnes, 1874)

Lebensgeschichte der Blütenpflanzen Mitteleuropas : spezielle Ökologie der Blütenpflanzen Deutschlands, Österreichs und der Schweiz - Schröter, Carl, 1855 -1939 (E. Ulmer, 1936)

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

The lens - State Microscopical Society of Illinois. (State Microscopical Society of Illinois, 1872)

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

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)

Linnaea : Ein Journal für die Botanik in ihrem ganzen Umfange - Schlechtendal, D. F. L. von (Diedrich Franz Leonhard von), 1794 -1866 (F. Dümmler, 1830)

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, 1856)

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 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 collected during ... - Royal Botanic Garden, Edinburgh. (Printed for Her Majesty's Stationery Office, 1909)

A list of the plants of Arkansas - Branner, John Casper, 1850 -1922 (Press Printing Co, 1891)

Liste annotée des plantes à fleurs et des fougères de la Pointe Pelé e, Ont., et des régions avoisinantes - Geological Survey of Canada (Impr. du gouvernement, 1917)

Lists of plant types for landscape planting; the materials of planting for ornament listed according to their various uses - Hamblin, Stephen F. (Stephen Francis), 1884 - (Harvard University Press, 1923)

A little book of perennials - Hottes, Alfred Carl, 1891 -1955 (The A. T. De La Mare, 1923)

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

Long Island Botanical Society newsletter - Long Island Botanical Society. (Long Island Botanical Society, 2005)

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. 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 & Longman, 1839)

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, 1830)

Madroño; a West American journal of botany - California Botanical Society. (California Botanical Society, 1918)

Madroño; a West American journal of botany - California Botanical Society. (California Botanical Society, 1934)

Madroño; a West American journal of botany - California Botanical Society. (California Botanical Society, 1938)

Madroño; a West American journal of botany - California Botanical Society. (California Botanical Society, 1937)

Madroño; a West American journal of botany - California Botanical Society. (California Botanical Society, 1939)

Madroño; a West American journal of botany - California Botanical Society. (California Botanical Society, 1947)

Madroño; a West American journal of botany - California Botanical Society. (California Botanical Society, 1973)

Madroño; a West American journal of botany - California Botanical Society. (California Botanical Society, 1987)

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, 2012)

The Magazine of horticulture, botany, and all useful discoveries and improvements in rural affairs (Hovey and Co, 1848)

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, 1917)

Major indicator shrubs and herbs on national forests of eastern Washington - United States. Forest Service. Pacific Northwest Region. (USDA Forest Service, Pacific Northwest Region, 1987)

The mammals of the Adirondack region, northeastern New York - Merriam, C. Hart (Clinton Hart), 1855 -1942 (Henry Holt and Co, 1886)

The mammals of the Adirondack region, northeastern New York : with an introductory chapter treating of the location and boundaries of the region, its geological history, topography, climate, general features, botany, and faunal position - Merriam, C. Hart (Clinton Hart), 1855 -1942 (Published by the author, 1884)

Management of wildlife and fish habitats in forests of western Oregon and Washington - United States. Bureau of Land Management. Desert Planning Staff - (U.S. Dept. of Agriculture, Forest Service, Pacific Northwest Region, 1985)

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

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

Manual de plantas de Costa Rica - Hammel, Barry Edward, 1946 - (Missouri Botanical Garden, 2004)

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

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 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)

A manual of botany, including the structure, classification, properties, uses, and functions of plants - Bentley, Robert, 1821 -1893 (J & A. Churchill, 1887)

A manual of botany including the structure, classification, properties, uses, and functions of plants - Bentley, Robert, 1821 -1893 (J & A. Churchill, 1887)

A manual of botany: including the structure, classification, properties, uses, and functions of plants - Bentley, Robert, 1821 -1893 (John Churchill and Sons, 1870)

A manual of botany: including the structure, functions, classification, properties and uses of plants - Bentley, Robert, 1821 -1893 (John Churchill, 1861)

A manual of histological pharmacognosy and bacteriology - Darbaker, Leasure Kline. (1921)

A manual of materia medica and therapeutics including the preparations of the British pharmacopoeia (1867), and many other approved medicines - Royle, J. Forbes (John Forbes), 1798 -1858 (John Churchill & Sons, 1868)

A manual of materia medica and therapeutics including the preparations of the pharmacopoeias of London, Edinburgh, and Dublin, with other approved medicines - Royle, J. Forbes (John Forbes), 1798 -1858 (John Churchill, 1856)

A manual of organic materia medica and pharmacognosy; an introduction to the study of the vegetable kingdom and the vegetable and animal drugs (with syllabus of inorganic remedial agents) comprising the botanical and physical characteristics, source, constituents, pharmacopoeial preparations, insects injurious to drugs, and pharmacal botany - Sayre, Lucius Elmer. (Blakiston, 1917)

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, 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 (Torch Press, 1910)

A manual of scientific terms, pronouncing, etymological, and explanatory, chiefly comprising terms in botany, natural history, anatomy, medicine, and veterinary science, with an appendix of specific names. Designed for the use of junior medical students, and others studying one or other of these sciences - Stormonth, James, 1824 -1882 (Maclachlan and Stewart, 1885)

A manual of structural botany; an introductory textbook for students of science and pharmacy - Rusby, Henry Hurd, 1855 -1940 (Lea & Febiger, 1911)

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