Leaflets - Brooklyn Botanic Garden. (1927)

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

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

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

Das Leben der Pflanze - Francé, R. H. (Raoul Heinrich), 1874 -1943 (Kosmos, Gesellschaft der Naturfreunde, 1906)

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)

Lecciones de botánica explicadas en el Jardín Botánico del Colegio del Hospicio - Flores, Reyes G., (Tip. del Hospicio, 1863)

Lectures on plant physiology - Harvey-Gibson, R. J. (Robert John), 1860 -1929 (Clarendon Press, 1907)

Lectures on plant physiology - Jost, Ludwig, 1865 -1947 (Clarendon Press, 1907)

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

Lehrbuch der Botanik; für höhere Lehranstalten und die Hand des Lehrers, sowie für alle Freunde der Natur. Unter besonderer Berücksichtigung biologischer Verhältnisse bearb. von Otto Schmeil - Schmeil, O. (Otto), 1860 -1943 (Quelle & Meyer, 1911)

Lehrbuch der Botanik für höhere Lehranstalten und die Hand des Lehrers - Schmeil, O. (Otto), 1860 -1943 (E. Nägele, 1903)

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

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

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

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

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

Leopoldina - Kaiserlich Leopoldinisch-Carolinische Deutsche Akademie der Naturforscher (E. Blochmann & Sohn, 1880)

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)

The letters of Rusticus on natural history - Newman, Edward, 1801 -1876 (J. Van Voorst, 1849)

The letters of Rusticus on the natural history of Godalming. Extracted from the Magazine of natural history, the Entomological magazine, and the Entomologist - Newman, Edward, 1801 -1876 (Printed for John Van Voorst, 1849)

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)

The Lingnaam agricultural review - Ling Nan Da Xue (Guangzhou, China) (College Press, 1923)

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

List of intercepted plant pests - United States. Agricultural Research Service. (U.S. G.P.O.], 1931)

List of intercepted plant pests - United States. Agricultural Research Service. (U.S. G.P.O.], 1983)

List of intercepted plant pests - United States. Agricultural Research Service. (U.S. G.P.O.], 1986)

List of intercepted plant pests - United States. Agricultural Research Service. (U.S. G.P.O.], 1966)

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 to be looked for in Labrador - Woodworth, Robert H. (Robert Hugo), 1902 -1990 (1926)

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

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

List of specimens in the station herbarium - Buell, Jesse H. (Jesse Howard), 1901 -1992 (Appalachian Forest Experiment Station, 1938)

Liste des plantes vivantes rustiques offertes par le Jardin botanique de l'Etat à Bruxelles, année 1904 - Massart, Jean, 1865 -1925 (C. Annoot-Braeckman, 1904)

Little Fish Lake resource assessment for ecological reserves planning in Alberta - Alberta. Alberta Energy; Natural Resources. (Alberta Energy and Natural Resources, 1985)

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

Livre rouge des espèces menacées en France - Beaufort, François de, 1936 -1995 (Secrétariat de la faune et de la flore, Museum nationale d'histoire naturelle, 1987)

The London and Edinburgh philosophical magazine and journal of science (Richard and John E. Taylor, 1837)

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)

London Naturalist - London Natural History Society. (London Natural History Society, 1935)

London Naturalist - London Natural History Society. (London Natural History Society, 1958)

London Naturalist - London Natural History Society. (London Natural History Society, 1965)

London Naturalist - London Natural History Society. (London Natural History Society, 1999)

London Naturalist - London Natural History Society. (London Natural History Society, 2000)

London Naturalist - London Natural History Society. (London Natural History Society, 2003)

London Naturalist - London Natural History Society. (London Natural History Society, 2008)

Long Island Botanical Society newsletter - Long Island Botanical Society. (Long Island Botanical Society, 2012)

Long Island Botanical Society newsletter - Long Island Botanical Society. (Long Island Botanical Society, 2022)

Lunds universitets årsskrift. 2. Afd, Medicin samt matematiska och naturvetenskapliga ämmen - Lunds universitet. (Universitets], 1913)

Lunds universitets årsskrift. 2. Afd, Medicin samt matematiska och naturvetenskapliga ämmen - Lunds universitet. (Universitets], 1922)

Lyhykäinen kasvioppi ja kasvio - Mela, A. J. (Aukusti Juhana), 1846 -1904 (Suomalaisen Kirjallisuuden Seuran Kirjapainossa, 1877)

Madagascar: an environmental profile (1987)

Madagascar: profil de l'environnement (1990)

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

Madroño; a West American journal of botany - California Botanical Society. (California Botanical Society, 1936)

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, 1955)

Madroño; a West American journal of botany - California Botanical Society. (California Botanical Society, 1961)

Madroño; a West American journal of botany - California Botanical Society. (California Botanical Society, 1967)

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, 1970)