A dictionary of plant names - Hollandsche Maatschappij der Wetenschappen (M. Nijhoff, 1911)

Dictionary of the common names of plants with list of foreign plants cultivated in the open - Marloth, R. (Rudolf), 1855 -1931 (Specialty Press of South Africa, 1917)

A dictionary of the flowering plants and ferns - Willis, J. C. (John Christopher), 1868 -1958 (The University Press, 1919)

Directory of Wetlands of International Importance (1987)

Directory of Wetlands of International Importance (1990)

The distribution of the vegetation and flora of New Zealand - Cockayne, L. (Leonard), 1855 -1934 (R.W. Stiles & Co., Printers, 1920)

dong bei zhi wu jian suo biao - Liu, Zhen-e (ke xue chu ban she, 1959)

dong bei zhi wu mu lu - Zhongguo ke xue yuan. Lin ye tu rang yan jiu suo zhi wu zu (zhong guo ke xue yuan, 1956)

dong zhi wu ming ci hui bian kuang wu ming ci fu - ke xue ming ci shen cha hui (ke xue ming ci shen cha hui)

Dutch N. W. New Guinea. A contribution to the phytogeography and flora of the Arfak mountains, & c - Gibbs, Lilian S. (Lilian Suzette), 1870 -1925 (Taylor and Francis, 1917)

e er duo si zhi wu zhi - Wu, Jianxiong (nei meng gu ren min chu ban she, 2007)

e la han zhong zhi zhi wu ming chen (shi yong ben ) - Zhongguo ke xue yuan. Bian yi chu ban wei yuan hui. (ke xue chu ban she)

Eastern states endangered plants - Arndt, Raymond E. (U.S. Dept. of the Interior, Bureau of Land Management, 1980)

Ecological land classification of Beauvais Lake Provincial Park study area - Alberta. Alberta Environment. (Alberta Environment, 2001)

An ecological survey in northern Michigan - Adams, Charles C. (Charles Christopher), 1873 -1955 (Wynkoop Hallenbeck Crawford co., state printers, 1906)

Ecuador. Cabeceras Cofanes-Chingual - Field Museum of Natural History. (Field Museum, Environment, Culture, and Conservation, 2009)

Eesti Looduseuurijate Seltsi aastaraamat - Eesti Looduseuurijate Selts. (Valgus, 1906)

Eesti Looduseuurijate Seltsi aastaraamat - Eesti Looduseuurijate Selts. (Valgus, 1915)

Elementary botany - Atkinson, George Francis, 1854 -1918 (Holt, 1898)

An elementary course of botany : structural, physiological, and systematic - Henfrey, Arthur, 1819 -1859 (John Van Voorst, 1878)

An elementary text-book of botany - Vines, Sydney Howard, 1849 -1934 (W.S. Sonnenschein & Allen, 1880)

The elements of botany for beginners and for schools - Gray, Asa, 1810 -1888 (American book company, 1901)

Endangered and threatened plants and animals of North Carolina : proceedings of the Symposium on Endangered and Threatened Biota of North Carolina, 1, biological concerns, Meredith College, Raleigh, November 7-8, 1975 - North Carolina State Museum of Natural History. (N.C. State Museum of Natural History, 1977)

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English botany, or, Coloured figures of British plants - Salter, John William, 1820 -1869 (R. Hardwicke, 1886)

... Ensayo sobre las plantas usuales de Costa Rica - Pittier, Henri, 1857 -1950 (H.L. & J.B. McQueen, inc, 1908)

An enumeration of Philippine flowering plants - Merrill, Elmer D. (Elmer Drew), 1876 -1956 (Bureau of Printing, 1922)

An enumeration of the vascular plants known from Surinam : together with their distribution and synonymy - Pulle, A. A. (August Adriaan), 1878 -1955 (E. J. Brill, 1906)

An enumeration of the vascular plants known from Surinam, together with their distribution and synonymy - Pulle, A. A. (August Adriaan), 1878 -1955 (E. J. Brill, 1906)

Erdély edényes flórájának helyesbitett foglalata / Enumeratio florae transsilvanicae vesculosae critica / ex mandato Societatis Scientiarum Naturalium Regiae Hungaricae scripsit Ludovicus Simonkai - Magyar Természettudományi Társulat. (Kiadja a Kir. Magyar Természettudományi Társulat, 1886)

Erigenia : journal of the Illinois Native Plant Society - Illinois Native Plant Society. (The Society, 1985)

The Eskimo tribes; their distribution and characteristics, especially as regards language, with a comparative vocabulary and sketch-map - Rink, H. (Hinrich), 1819 -1893 (1887)

Especies acuáticas invasoras en México - Koleff Osorio, Patricia (Comisión Nacional para el Conocimiento y Uso de la Biodiversidad (CONABIO), 2014)

The essentials of botany - Bessey, Ernst Athearn, 1877 -1957 (H. Holt and company, 1914)

Essentials of college botany - Bessey, Ernst Athearn, 1877 -1957 (H. Holt, 1914)

Exkursionsflora für Österreich, mit Ausschlus von Galizien, Bukowina und Dalmatien - Fritsch, Karl, 1864 -1934 (Karl Gerolds Sohn, 1909)

Exkursionsflora von Europa : Anleitung zum Bestimmen der Gattungen der europäischen Blütenpflanzen - Thonner, Franz, 1863 - (R. Friedländer, 1901)

The families of flowering plants - Pollard, Charles Louis, 1872 -1945 (The Plant World Co, 1900)

The Fern gazette - British Pteridological Society. (British Pteridological Society, 1979)

The ferns, fern allies and flowering plants of Rhode Island - Providence Franklin Society. (Providence Franklin Society, 1920)

Field key to the flora of Yellowstone National Park - United States. National Park Service. (Yellowstone Library and Museum Association in cooperation with National Park Service, U.S. Dept. of the Interior, 1975)

Fieldiana. Botany - Field Museum of Natural History. (Chicago Natural History Museum, 1970)

Fieldiana. Botany - Field Museum of Natural History. (Chicago Natural History Museum, 1974)

Fieldiana. Botany - Field Museum of Natural History. (Chicago Natural History Museum, 1977)

Fieldiana. Botany - Field Museum of Natural History. (Chicago Natural History Museum, 1953)

Fieldiana. Botany - Field Museum of Natural History. (Chicago Natural History Museum, 1957)

Fieldiana. Botany - Field Museum of Natural History. (Chicago Natural History Museum, 1980)

Fieldiana. Botany - Field Museum of Natural History. (Chicago Natural History Museum, 1983)

Fieldiana. Botany - Field Museum of Natural History. (Chicago Natural History Museum, 2000)

Fieldiana. Botany - Field Museum of Natural History. (Chicago Natural History Museum, 2005)

Fieldiana. Zoology - Field Museum of Natural History. (Chicago Natural History Museum, 1996)

Final environmental impact statement : proposed estuarine sanctuary grant award to the state of New York for a Hudson River estuarine sanctuary - National Ocean Survey. Office of Coastal Zone Management. (The Office, 1982)

Fishery leaflet - U.S. Fish; Wildlife Service (The Service, 1933)

Flora and fauna of Bucks County - Moyer, I. S. (Lewis, 1905)

Flora Brasiliensis, enumeratio plantarum in Brasilia hactenus detectarum :quas suis aliorumque botanicorum studiis descriptas et methodo naturali digestas partim icone illustratas - Martius, Karl Friedrich Philipp von, 1794 -1868 (R. Oldenbourg, 1844)

Flora Bulgarica : descriptio et enumeratio systematica plantarum vascularium in Principatu Bulgariae sponte nascentium. Supplementum I - Velenovský, J. (Josef), 1858 -1949 (F. Rivnác, 1898)

Flora de Guerrero (Coordinación de Servicios Editoriales de la Facultad de Ciencias, UNAM, 2017)

Flora de Guerrero (Coordinación de Servicios Editoriales de la Facultad de Ciencias, UNAM, 2018)

Flora de Nicaragua - Stevens, Warren Douglas, 1944 - (Missouri Botanical Garden Press, 2001)

Flora del bajío y de regiones adyacentes - Instituto de Ecología, A C. (Instituto de Ecología, A C, 2005)

Flora del bajío y de regiones adyacentes - Instituto de Ecología, A C. (Instituto de Ecología, A C, 2009)

Flora del bajío y de regiones adyacentes - Instituto de Ecología, A C. (Instituto de Ecología, A C, 2010)

Flora del bajío y de regiones adyacentes - Instituto de Ecología, A C. (Instituto de Ecología, A C, 2011)

Flora del bajío y de regiones adyacentes - Instituto de Ecología, A C. (Instituto de Ecología, A C, 2012)

Flora del bajío y de regiones adyacentes - Instituto de Ecología, A C. (Instituto de Ecología, A C, 2013)

Flora del bajío y de regiones adyacentes - Instituto de Ecología, A C. (Instituto de Ecología, A C, 2014)

Flora del bajío y de regiones adyacentes - Instituto de Ecología, A C. (Instituto de Ecología, A C, 2015)

Flora del bajío y de regiones adyacentes - Instituto de Ecología, A C. (Instituto de Ecología, A C, 2017)

Flora del bajío y de regiones adyacentes - Instituto de Ecología, A C. (Instituto de Ecología, A C, 2018)

Flora del Río Cenepa, Amazonas, Perú - Vásquez Martínez, Rodolfo (Missouri Botanical Garden Press, 2010)

Flora del Valle de Tehuacán-Cuicatlán (Universidad Nacional Autónoma de México, 2006)