Köhler's Medizinal-Pflanzen in naturgetreuen Abbildungen mit kurz erläuterndem Texte : Atlas zur Pharmacopoea germanica, austriaca, belgica, danica, helvetica, hungarica, rossica, suecica, Neerlandica, British pharmacopoeia, zum Codex medicamentarius, sowie zur Pharmacopoeia of the United States of America - Gürke, M. (Max) 1854 -1911 (Fr. Eugen Köhler, 1898)

Kosmos (Ernst Günther, 1879)

Kosmos (Ernst Günther, 1883)

Kosmos (Ernst Günther, 1886)

Kulturpflanzen und Hausthiere in ihrem Übergang aus Asien nach Griechenland und Italien sowie in das übrige Europa; historisch-linguistische Skizzen - Engler, Adolf, 1844 -1930 (Gebrüder Borntraeger, 1902)

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Kungl. Svenska vetenskapsakademiens handlingar - Kungl. Svenska vetenskapsakademien. (L.L. Grefing, 1916)

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)

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 Nyasa climatic region : floristic checklist - Gereau, Roy E., (Missouri Botanical Garden, 2012)

Landscape gardening, or, Parks and pleasure grounds : with practical notes on country residences, villas, public parks and gardens - Allen, Lewis F. (Lewis Falley), 1800 -1890 (A.O. Moore, Agricultural Book Publisher, 1858)

Landscape gardening, or, Parks and pleasure grounds : with practical notes on country residences, villas, public parks, and gardens - Allen, Lewis F. (Lewis Falley), 1800 -1890 (C.M. Saxton, 1853)

Landscaping with native plants of the Intermountain Region - National Science; Technology Center (U.S.) (U.S. Bureau of Land Management, Idaho State Office, 2003)

lang ya shan zhi wu zhi - Zi, Xingzhong (zhong guo lin ye chu ban she, 1999)

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Lasca leaves - Southern California Horticultural Institute. (California Arboretum Foundation, 1968)

Late Cretaceous and Cenozoic history of Latin American vegetation and terrestrial environments - Missouri Botanical Garden. (Missouri Botanical Garden Press, 2010)

The later extinct floras of North America - Newberry, J. S. (John Strong), 1822 -1892 (Govt. Print. Off, 1898)

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A Lavoura (Sociedade Nacional de Agricultura, 1913)

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Leaflets - Brooklyn Botanic Garden. (1919)

Leaflets - Brooklyn Botanic Garden. (1924)

Leaflets - Brooklyn Botanic Garden. (1925)

Leaflets - Brooklyn Botanic Garden. (1935)

Leaflets of Philippine botany (Oriental Printing Co, 1911)

Leaflets of Philippine botany (Oriental Printing Co, 1913)

Leaflets of Philippine botany (Oriental Printing Co, 1920)

Leaflets of Philippine botany (Oriental Printing Co, 1938)

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

Leaflets of western botany - Eastwood, Alice, 1859 -1953 ([J. T. Howell], 1959)

Lebensgeschichte der Blütenpflanzen Mitteleuropas : spezielle Ökologie der Blütenpflanzen Deutschlands, Österreichs und der Schweiz - Schröter, Carl, 1855 -1939 (E. Ulmer, 1934)

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

Légumineuses-Papilionoïdées - Muséum national d'histoire naturelle (France) (1987)

Léguminosae (Fabaceae), Papilionoideae, Desmodieae - Muséum national d'histoire naturelle (France) (1994)

Leguminosae - Papilionoideae - Millettieae - Muséum national d'histoire naturelle (France) (2001)

Leguminoseae - Papilionoideae, Dalbergieae - Muséum national d'histoire naturelle (France) (1997)

Lehrbuch der Botanik für Hochschulen - Strasburger, Eduard, 1844 -1912 (G. Fischer, 1911)

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 Botanik; nach dem Gegenwärtigen Stand der Wissenschaft - Frank, Albert Bernhard, 1839 -1900 (W. Engelmann, 1892)

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

[Lehrbuch der Pflanzenkunde in ihrer Anwendung auf die Forstwirthschaft : für Forstleute und Freunde der Botanik. 1,2, Abt. 1, Vollständige Naturgeschichte der forstlichen Culturpflanzen Deutschlands ; 2, [Text]] - Hartig, Theodor, 1805 -1880 (Förstner, 1852)

Leopoldina - Kaiserlich Leopoldinisch-Carolinische Deutsche Akademie der Naturforscher (E. Blochmann & Sohn, 1895)

Leopoldina - Kaiserlich Leopoldinisch-Carolinische Deutsche Akademie der Naturforscher (E. Blochmann & Sohn, 1909)

Leopoldina - Kaiserlich Leopoldinisch-Carolinische Deutsche Akademie der Naturforscher (E. Blochmann & Sohn, 1919)

The Lepidoptera of New York and neighboring states, primitive forms Microlepidoptera, Pyraloids, Bombyces - Forbes, William T. M. (William Trowbridge Merrifield), 1885 -1968 (Cornell Univ, 1920)

Lepidoptera of the Pacific Northwest : caterpillars and adults - Hammond, Paul C. (Forest Health Technology Enterprise Team, U.S. Dept. of Agriculture, Forest Service, 2003)

Lepidopterous fauna of the USSR and adjacent countries : a collection of papers dedicated to professor Alexsandr Sergeevich Danilevskii - Danilevskii, A. S. 1911 -1969 (Smithsonian Institution Libraries, 1988)

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Life and letters of Sir Joseph Dalton Hooker, O.M., G.C.S.I. : based on materials collected and arranged by Lady Hooker - Hooker, Joseph Dalton, 1817 -1911 (J. Murray, 1918)

Ligneous plants collected for the Arnold Arboretum in North Queensland by S. F. Kajewski in 1929 - Kajewski, Sethrick Frank, 1904 -1997 (The Arnold Arboretum of Harvard University, 1933)

Lignum-vitae; a study of the woods of the Zygophyllaceae with reference to the true lignum-vitae of commerce–its sources, properties, uses, and substitutes - Record, Samuel J. (Samuel James), 1881 -1945 (Yale University Press, 1921)

lin ye diao cha shou ce 林野调查手册 - zhong yang ren ming zheng fu lin ye bu 中央人民政府林业部 (zhong yang ren ming zheng fu lin ye bu 中央人民政府林业部, 1952)

The Lingnaam agricultural review - Ling Nan Da Xue (Guangzhou, China) (College Press, 1924)

The Lingnaam agricultural review - Ling Nan Da Xue (Guangzhou, China) (College Press, 1927)

Linnaea : Ein Journal für die Botanik in ihrem ganzen Umfange - Schlechtendal, D. F. L. von (Diedrich Franz Leonhard von), 1794 -1866 (F. Dümmler, 1859)

Linnaea : Ein Journal für die Botanik in ihrem ganzen Umfange - Schlechtendal, D. F. L. von (Diedrich Franz Leonhard von), 1794 -1866 (F. Dümmler, 1863)

Linnaea : Ein Journal für die Botanik in ihrem ganzen Umfange - Schlechtendal, D. F. L. von (Diedrich Franz Leonhard von), 1794 -1866 (F. Dümmler, 1880)

The lipids, their chemistry and biochemistry - Deuel, Harry James, 1897 -1956 (Interscience Publishers, 1951)

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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)

A List of plants of Formosa - Kawakami, Takiya, 1871 -1915 (1910)

A list of plants of Formosa - Kawakami, Takiya, 1871 -1915 (Bureau of Productive Industry, Govt. of Formosa, 1910)

List of rare, threatened and endemic plants in Europe (1982 edition) (1983)

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, 1913)

List of seeds collected during ... - Royal Botanic Garden, Edinburgh. (Printed for Her Majesty's Stationery Office, 1919)

List of seeds collected during ... - Royal Botanic Garden, Edinburgh. (Printed for Her Majesty's Stationery Office, 1920)

Living bird - Cornell University. Laboratory of Ornithology. (Cornell Laboratory of Ornithology, 1976)

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

The London Clay flora - Reid, Eleanor Mary, 1860 -1953 (British Museum, 1933)