Catalogue of phaenogamous and acrogenous plants found growing wild in the lower peninsula of Michigan and the islands at the head of Lake Huron - Winchell, N. H. 1839 -1914 (Hosmer & Kerr, Printers to the State, 1861)

Catalogue of phaenogamous and vascular cryptogamous plants collected during the summers of 1873 and 1874 in Dakota and Montana, along the forty-ninth parallel by Dr. Elliott Coues U.S.A. With which are incorporated those collected in the same region at the same times by George M. Dawson - Coues, Elliott, 1842 -1899 (1878)

Catalogue of plants found in New Jersey - Britton, Nathaniel Lord, 1859 -1934 (John L. Murphy Pub. Co, 1889)

Catalogue of plants found in Oneida County and vicinity - Paine, John A. (John Alsop), 1840 -1912 (s.n, 1865)

A catalogue of plants growing without cultivation in the County of Nantucket, Mass - Owen, Maria L. (Maria Louisa), 1825 -1913 (Gazette Printing Co, 1888)

Catalogue of scientific papers, 1800-1863 [to 1884-1900] - Royal Society (Great Britain) (Eyre & Spottiswoode, 1891)

Catalogue of scientific papers, 1800-1863 [to 1884-1900] - Royal Society (Great Britain) (Eyre & Spottiswoode, 1916)

Catalogue of scientific papers, 1800-1863 [to 1884-1900] - Royal Society (Great Britain) (Eyre & Spottiswoode, 1908)

Catalogue of scientific papers, 1800-1863 [to 1884-1900] - Royal Society (Great Britain) (Eyre & Spottiswoode, 1918)

Catalogue of scientific papers, 1800-1863 [to 1884-1900] - Royal Society (Great Britain) (Eyre & Spottiswoode, 1921)

Catalogue of the exogenous, endogenous and acrogenous plants of Wisconsin - Swezey, Goodwin D. (Beloit Free Press, 1877)

Catalogue of the flora of Montana and the Yellowstone National Park - Rydberg, Per Axel, 1860 -1931 (1900)

Catalogue of the flora of Vermont, including phaenogamous and vascular cryptogamous plants growing without cultivation - Perkins, George H. (George Henry), 1844 -1933 (Free Press Association, 1888)

Catalogue of the flowering plants and ferns of Connecticut growing without cultivation - Graves, Charles Burr, 1860 -1936 (Printed for the State Geological and Natural History SUrvey, 1910)

Catalogue of the flowering plants and ferns of Connecticut growing without cultivation - Graves, Charles Burr, 1860 -1936 (Printed for the State Geological and Natural History Survey, 1910)

Catalogue of the flowering plants and ferns of Connecticut growing without cultivation - Harger, Edgar Burton, 1867 - (Printed for the State Geological and Natural History Survey, 1910)

Catalogue of the flowering plants and ferns of Ohio - Newberry, J. S. (John Strong), 1822 -1892 (R. Nevins, printer, 1860)

A catalogue of the flowering plants and of the ferns and their allies indigenous to Indiana - Coulter, Stanley, 1855 -1943 (1900)

A catalogue of the indigenous phenogamic plants, growing in the neighbourhood of Edinburgh; and of certain species of the Class Cryptogamia: with reference to their localities - Woodforde, James, 1771 -1837 (John Carfrae;Longman, Hurst, Rees, Orme, Brown, 1824)

A catalogue of the indigenous phenogamic plants, growing in the neighbourhood of Edinburgh; : and of certain species of the class Cryptogamia: with reference to their localities - Woodforde, James, 1771 -1837 (Printed for John Carfrae, medical bookseller, no. 3, Drummond Street; and Longman, Hurst, Rees, Orme, Brown, & Green, London, 1824)

A catalogue of the indigenous phenogamic plants growing in the neighbourhood of Edinburgh : and of certain species of the class Cryptogamia, with reference to their localities - Royal College of Physicians of Edinburgh. (printed for John Carfrae, 1824)

Catalogue of the native and naturalized plants of the city of Buffalo and its vicinity - Day, David F. (David Fisher) (Baker, Jones, 1883)

Catalogue of the phaenogamous and filicoid plants of Newcastle County, Delaware : arranged according to the natural system, as recently revised by Prof. A. Gray and others ; with the synonyms of modern authors - Tatnall, Edward, 1898 (Wilmington Institute : sold by J.T. Heald, 1860)

Catalogue of the phaenogamous and vascular crytogamous plants of Illinois : native and introduced - Patterson, Harry N. (Harry Norton), 1853 -1919 ("Spectator" Print, 1876)

Catalogue of the phanerogams and ferns of Licking County, Ohio - Jones, Herbert Lyon, 1866 -1898 (Press of Granville Times, 1892)

Catalogue of the plants in the Queensland Botanic Gardens - Hill, Walter. (J.C. Beal, Govt. Printer, 1875)

Catalogue of the science collections for teaching and research in the South Kensington Museum - South Kensington Museum. (Printed for H.M. Stationery Off. by Eyre and Spottiswoode, 1891)

Catalogue raisonné des l'epidoptres des Alpes-Maritimes. et notes entomologiques diverses 2e Supplément - Millière, Pierre, 1811 -1887 (s.n, 1886)

Catalogue raisonné des plantes phanérogames qui croissent naturellement dans le département de Maine et Loire - Boreau, A. (Alexandre), 1803 -1875 (Cosnier et Lachèse, 1859)

Catalogue raisonné des plantes phanérogames qui croissent spontanément dans le département de la Charente - Savatier, Alexandre, 1824 -1886 (J.-B. Baillière, 1860)

Catalogue raisonné des plantes qui croissent spontanément dans le département de la Dordogne. distribuées d'après le synopsis florae Germanicae et Helveticae du docteur G.D.J. Koch Premire partie Phanrogames - Des Moulins, Charles, 1798 -1875 (Th. Lafargue, 1840)

The Cayuga flora. Part I, A catalogue of the phaenogamia growing without cultivation in the Cayuga Lake basin - Dudley, William Russel, 1849 -1911 (Andrus & Church, 1886)

The cell : outlines of general anatomy and physiology - Hertwig, Oscar, 1849 -1922 (Swan Sonnenschein & Co, 1895)

Centralblatt für Bakteriologie, Parasitenkunde und Infektionskrankheiten 1. Abt Originale (G. Fischer, 1928)

Charles T. Whippo and John Torrey correspondence, 1823 - Whippo, Charles T. (1823)

Check list of Canadian plants - Macoun, James Melville, 1862 -1920 (s.n.], 1889)

Checklist of the vascular flora of St. Catherines Island, Georgia - Jones, Samuel B., 1933 - (American Museum of Natural History, 1988)

Checklist of vascular plants of the Ottawa-Hull region, Canada = Liste des plantes vasculaires de la râegion d'Ottawa-Hull, Canada - Gillett, John M. (John Montague), 1918 -2014 (National Museum of Natural Sciences, National Museums of Canada, 1978)

Checklist of vascular plants of the Southern Rocky Mountain Region - Snow, Neil Wilton (2009)

Chester Dewey and John Torrey correspondence, 1818-1862 - Dewey, Chester, 1784 -1867 (1823)

Christiania amegns phanerogamer og bregner, med angivelse af deres udbredelse samt en indledning om vegetationens afhaengighed af underlaget - Blytt, Axel, 1843 -1898 (Trykt hos Brøgger & Christie, 1870)

Chronological history of plants: man's record of his own existence illustrated through their names, uses, and companionship - Pickering, Charles, 1805 -1878 (Little, Brown & company, 1879)

Class-book of botany : being outlines of the structure, physiology, and classification of plants ; with a flora of the United States and Canada - Wood, Alphonso, 1810 -1881 (A. S. Barnes & Burr, 1860)

Class-book of botany : being outlines of the structure, physiology, and classification of plants : with a flora of the United States and Canada - Wood, Alphonso, 1810 -1881 (A.S. Barnes & Co, 1874)

Class-book of botany : being outlines of the structure, physiology and classification of plants : with a flora of the United States and Canada - Wood, Alphonso, 1810 -1881 (A.S. Barnes & Burr, 1861)

Class-book of botany: being outlines of the structure, physiology, and classification of plants; with a flora of the United States and Canada - Wood, Alphonso, 1810 -1881 (A. S. Barnes & co, 1869)

Class-book of botany being outlines of the structure, physiology, and classification of plants : with a flora of the United States and Canada - Wood, Alphonso, 1810 -1881 (A.S. Barnes, 1875)

The classification of flowering plants - Rendle, A. B. (Alfred Barton), 1865 -1938 (Univ. Press, 1904)

The classification of flowering plants - Rendle, A. B. (Alfred Barton), 1865 -1938 (University press, 1904)

Coefficient of conservatism rankings for the flora of Montana. report to the Montana Department of Environmental Quality, Helena, Montana Part I - Montana. Department of Environmental Quality (Montana Natural Heritage Program, 2015)

Coefficient of conservatism rankings for the flora of Montana Part II - Montana. Department of Environmental Quality (Montana Natural Heritage Program, 2016)

College botany : including organography, vegetable histology, vegetable physiology and vegetable taxonomy : with a brief account of the succession of plants in geologic time, and a glossary of botanical terms - Bastin, Edson S. (Edson Sewell), 1843 -1897 (G.P. Engelhard, 1890)

A college text-book of botany : being an enlargement of the author's "Elementary botany," - Atkinson, George Francis, 1854 -1918 (Henry Holt and Company, 1905)

A college text-book of Botany, being an enlargement of the author's "Elementary Botany." - Atkinson, George Francis, 1854 -1918 (Holt, 1905)

A college text-book of botany; being an enlargement of the author's "Elementary botany." - Atkinson, George Francis, 1854 -1918 (Holt, 1908)

Common and scientific names of weeds in Canada = Noms populaires et scientifiques des plantes nuisibles du Canada - Darbyshire, S. J. (Agriculture and Agri-Food Canada = Agriculture et agroalimentaire Canada, 2000)

Comparative external pollen ultrastructure of the Araceae and putatively related taxa - Grayum, Michael Howard, 1949 - (Missouri Botanical Garden, 1992)

A comparative limnological study of Lac La Biche and Beaver Lake, Alberta - Pinsent, Morley Edward. (1967)

Compendio della flora italiana; ossia, Manuale per la determinazione delle piante che trovansi selvatiche od inselvatichite nell'Italia e nelle isole adiacenti - Arcangeli, G. (Giovanni), 1840 -1921 (E. Loescher, 1882)

A compendium of the Cybele britannica; or British plants in their geographical relations - Watson, Hewett Cottrell, 1804 -1881 (Longmans, Green, Reader & Dyer, 1870)

A compendium of the flora of the northern and middle states, containing generic and specific descriptions of all the plants, exclusive of the cryptogamia, hitherto found in the United States, north of the Potomac - Torrey, John, 1796 -1873 (S. B. Collins, 1826)

Comptes rendus hebdomadaires des séances de l'Académie des sciences - Centre national de la recherche scientifique (France) (publiés avec le concours du Centre national de la recherche scientifique par MM. les secrétaires perpétuels, 1839)

Congrès Scientifiques de France (1836)

Congrès Scientifiques de France (1852)

Conservation status of glaciated pothole prairie in Montana - Lesica, Peter. ([The Nature Conservancy?], 1987)

Der Conservator oder praktische Anleitung, Naturalien aller Reiche zu sammeln, zu conserviren und für wissenschaftliche Zwecke, wie auch zum Vergnügen aufzustellen : Ein Hilfsbuch zum Selbstunterricht für Lehrer, Landprediger, Hauslehrer und alle Diejenigen, welche Naturaliensammlungen zweckmässig, ohne unnöthigen Zeit- und Kosten-Aufwand, anlegen wollen : nach eigenen Erfahrungen bearbeitet und mit Tabellen zur leichteren Bestimmung der Mineralien und Pflanzen [etc.] versehen - Streubel, A. V. (August Vollrath) (Verlag von Ferdinand Rubach, 1845)

The constitution and by-laws of the Ann Arbor Scientific Association with the proceedings for the year ending May 1, 1876 - Ann Arbor Scientific Association. (Courier Steam Printing House, 1876)

Contribution a l'étude comparée de la flore du Massif Scandinave et du Massif Central de la France - Carlson, C. S. (Imp. G. Bonnet, 1905)

A contribution to our knowledge of seedlings - Lubbock, John, Sir, 1834 -1913 (K. Paul, Trench, Trübner, & co., ltd, 1892)

A contribution to the flora of Derbyshire being an account of the flowering plants, ferns, and Characeae found in the county - Painter, W. H. (George Bell, 1889)

Contributiones ad algologiam et fungologiam - Reinsch, Paul Friedrich, 1836 -1914 (T. O. Weigel, 1875)

Contributions from the Gray Herbarium of Harvard University - Harvard University. Gray Herbarium. (Harvard University, 1921)

Contributions from the New York Botanical Garden - New York Botanical Garden (The Garden, 1918)

Contributions from the New York Botanical Garden - New York Botanical Garden (The Garden, 1921)

Contributions from the United States National Herbarium - United States. National Herbarium. (Smithsonian Institution Press, 1890)

Contributions from the United States National Herbarium - United States. National Herbarium. (Smithsonian Institution Press, 1892)

Contributions from the United States National Herbarium - United States. National Herbarium. (Smithsonian Institution Press, 1901)

Contributions from the United States National Herbarium - United States. National Herbarium. (Smithsonian Institution Press, 1906)

Contributions from the United States National Herbarium - United States. National Herbarium. (Smithsonian Institution Press, 1915)

Contributions from the United States National Herbarium - United States. National Herbarium. (Smithsonian Institution Press, 1920)

Contributions from the United States National Herbarium - United States. National Herbarium. (Smithsonian Institution Press, 1925)

Contributions from the United States National Herbarium - United States. National Herbarium. (Smithsonian Institution Press, 2003)

Contributions to the flora of Iowa; a catalogue of the phaenogamous plants - Arthur, Joseph Charles, 1850 -1942 (Intelligencer Book Print, 1876)

Contributions towards a Cybele hibernica, being outlines of the geographical distribution of plants in Ireland - Moore, David, 1807 -1879 (E. Ponsonby, 1898)

Contributions towards a fauna and flora of the county of Cork, read at the meeting of the British association held at Cork in the year 1843 - Cuvierian Society of Cork. (J. Van Voorst, 1845)

Corpus florarum provincialium Sueciae. I. Floram scanicam - Fries, Elias, 1794 -1878 (Typis Palmblad, Sebell & Co, 1835)

Correspondence : Hegelmaier (Christoph) and Engelmann (George), 1864-1880 - Hegelmaier, Christoph Friedrich, 1833 -1906 (1864)

The correspondence of John Ray: consisting of selections from the philosophical letters published by Dr. Derham, and original letters of John Ray in the collection of the British Museum - Ray, John, 1627 -1705 (Printed for the Ray Society, 1848)

The correspondence of John Ray, consisting of selections from the philosophical letters published by Dr. Derham and original letters of John Ray in the collection of the British Museum - Ray, John, 1627 -1705 (Printed for the Ray Society, 1848)

Creation of wetland habitats in northeastern Illinois - Illinois. Dept. of Energy; Natural Resources. (Illinois Dept. of Energy and Natural Resources, 1982)

Cryptogamie. Algologie - Laboratoire de cryptogamie, Paris (ADAC, 1980)

Cryptogamie. Algologie - Laboratoire de cryptogamie, Paris (ADAC, 1984)

Cryptogamie. Algologie - Laboratoire de cryptogamie, Paris (ADAC)

Cunninghamia: A journal of plant ecology for eastern Australia - National Herbarium of New South Wales, (Royal Botanic Gardens, National Herbarium of New South Wales, 1997)

Cunninghamia: A journal of plant ecology for eastern Australia - National Herbarium of New South Wales, (Royal Botanic Gardens, National Herbarium of New South Wales, 2008)

Current bibliography for aquatic sciences and fisheries - Food; Agriculture Organization of the United Nations. Fisheries Division. Biology Branch. (Taylor & Francis ltd, 1968)

Curtii Sprengel Florae Halensis tentamen novum - Sprengel, Kurt Polycarp Joachim, 1766 -1833 (Sumtibus C.A. Kmmelii, 1806)

Cybele Britannica : or British Plants and their geographical relations - Watson, Hewett Cottrell, 1804 -1881 (1847)

D. C. L. Willdenow ... Enumeratio Plantarum Horti Regii Botanici Berolinensis, continens descriptiones omnium Vegetabilium in Horto dicto cultorum - Willdenow, Karl Ludwig, 1765 -1812 (1809)

Danish fungi as represented in the herbarium of E. Rostrup - Lind, Jens Vilhelm August, 1874 - (Gyldendalske boghandel, 1913)

Danish fungi as represented in the herbarium of E. Rostrup - Lind, Jens Vilhelm August, 1874 - (Gyldendalske Boghandel-Nordisk Forlag, 1913)

Dansk plantevaekst - Warming, Eugenius, 1841 -1924 (Gyldendal, 1906)

De l'espèce et des races dans les êtres organisés et spécialement de l'unité de l'espèce humaine - Godron, M. (Dominique Alexandre), 1807 -1880 (J.B. Baillière et Fils, 1859)

Denkschriften der Kaiserlichen Akademie der Wissenschaften / Mathematisch-Naturwissenschaftliche Classe - Kaiserl. Akademie der Wissenschaften in Wien. Mathematisch-Naturwissenschaftliche Klasse. (Aus der Kaiserlich-Königlichen Hof- und Staatsdruckerei, 1860)

Denkschriften der Königlich-Baierischen Botanischen Gesellschaft in Regensburg - Regensburgische Botanische Gesellschaft. (In Commission der Montag- und Weissischen Buchh, 1908)

Denkschriften der Königlichen Akademie der Wissenschaften zu München - Königliche Akademie der Wissenschaften zu München. ([Königlichen Akademie der Wissenschaften], 1813)

Description and analysis of the vascular flora of the Cataraqui Marsh area - Catling, Paul M. (Research Branch, Agriculture Canada, 1985)

Descriptive catalogue of North American Hepaticae, north of Mexico - Underwood, Lucien Marcus, 1853 -1907 (J. W. Franks & sons, 1884)

Descrizione botanica delle campagne di Barletta - Bruni, Achille, 1817 -1881 (Fibreno, 1857)

Despre vegetatiunea României : si exploratorii ei cu date asupra climei si a regiuniloru botanice - Brândză, D. (Dimitrie), 1847 -1895 (Tipografia Academiei Române, 1880)

Deutsche Binnenfischerei und Deutsche Seefischerei. [Hrsg. vom Deutschen Fischerei-Verein.] - Reichsverband der Deutschen Fischerei (J. Neumann], 1906)

Deutsche botanische Monatsschrift : Organ für Floristen, Systematiker und alle Freunde der heimischen Flora (Verlag der Redaktion, 1888)

Deutsche botanische Monatsschrift : Organ für Floristen, Systematiker und alle Freunde der heimischen Flora (Verlag der Redaktion, 1889)

Deutsche botanische Monatsschrift : Organ für Floristen, Systematiker und alle Freunde der heimischen Flora (Verlag der Redaktion, 1891)

Deutsche botanische Monatsschrift : Organ für Floristen, Systematiker und alle Freunde der heimischen Flora (Verlag der Redaktion, 1893)

Deutsche botanische Monatsschrift : Organ für Floristen, Systematiker und alle Freunde der heimischen Flora (Verlag der Redaktion, 1897)

Deutsche botanische Monatsschrift : Organ für Floristen, Systematiker und alle Freunde der heimischen Flora (Verlag der Redaktion, 1901)

Deutsche botanische Monatsschrift : Organ für Floristen, Systematiker und alle Freunde der heimischen Flora (Verlag der Redaktion, 1903)

Deutschlands flora in abbildungen nach der natur - Sturm, Jakob, 1771 -1848 (Gedruckt auf kosten des verfassers, 1825)

Deutschlands flora in abbildungen nach der natur - Sturm, Jakob, 1771 -1848 (Gedruckt auf kosten des verfassers, 1839)

Development of long-term biomonitoring in Elk Island National Park using benthic macroinvertebrates - Alberta Environmental Centre. (Alberta Environmental Centre, 1995)

A dictionary of English names of plants applied in England and among English-speaking people to cultivated and wild plants, trees, and shrubs - Miller, William. (J. Murray, 1884)

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

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

Dictionary of the names of British plants : intended for the use of amateurs and beginners, as a help to the knowledge of the meaning and pronunciation of the scientific names of British wild flowers - Fitzgerald, Henry Purefoy. (Baillière, Tindall and Cox, 1885)

Dictionnaire classique d'histoire naturelle - Bory de Saint-Vincent, M. (Jean Baptiste Geneviève Marcellin), 1778 -1846 (Rey et Gravier, Libraries-Editeurs, Auai des Augustins, no. 55; Baudouin Frèrer, Libraries-Editeurs, Imprimeurs de la société D'Histoire Naturelle, Rue de Vaugirard, no. 36, 1825)

Dictionnaire classique d'histoire naturelle - Bory de Saint-Vincent, M. (Jean Baptiste Geneviève Marcellin), 1778 -1846 (Rey et Gravier, Libraries-Editeurs, Auai des Augustins, no. 55; Baudouin Frèrer, Libraries-Editeurs, Imprimeurs de la société D'Histoire Naturelle, Rue de Vaugirard, no. 36, 1826)

Dictionnaire classique des sciences naturelles : présentant la définition, l'analyse et l'histoire de tous les êtres qui composent les trois règnes, leurs application générale aux arts, à l'agriculture, à la médicine, à l'économie domestique, etc - Bory de Saint-Vincent, M. (Jean Baptiste Geneviève Marcellin), 1778 -1846 (Meline, Cans et Ce, 1839)

Dictionnaire des sciences naturelles, dans lequel on traite méthodiquement des différens êtres de la nature, considérés soit en eux-mêmes, d'après l'état actuel de nos connoissances, soit relativement à l'utilité qu'en peuvent retirer la médecine, l'agriculture, le commerce et les artes. Suivi d'une biographie des plus célèbres naturalistes ... - Cuvier, Frédéric, 1773 -1838 (F. G. Levrault;||Le Normant, 1817)

Dictionnaire des sciences naturelles, dans lequel on traite méthodiquement des différens êtres de la nature, considérés soit en eux-mêmes, d'après l'état actuel de nos connoissances, soit relativement à l'utilité qu'en peuvent retirer la médecine, l'agriculture, le commerce et les artes. Suivi d'une biographie des plus célèbres naturalistes ... - Cuvier, Frédéric, 1773 -1838 (F. G. Levrault;||Le Normant, 1822)

Diseases of plants induced by cryptogamic parasites : introduction to the study of pathogenic Fungi, slime-Fungi, bacteria, & Algae - Tubeuf, Carl, Freiherr von, 1862 -1941 (Longmans, Green & co, 1897)

Diseases of plants induced by cryptogamic parasites; introduction to the study of pathogenic Fungi, slime-Fungi, bacteria, & Algae - Tubeuf, Carl, Freiherr von, 1862 -1941 (Longmans, Green & co, 1897)

Diseases of plants induced by cryptogamuc parasites; introduction to the study of pathogenic fungi, slime-fungi, bacteria, and algae. English ed. by William G. Smith - Tubeuf, Carl, Freiherr von, 1862 -1941 (Longman's, Green, 1897)

The dispersal of shells, an inquiry into the means of dispersal possessed by fresh-water and land Mollusca - Kew, H. Wallis (Harry Wallis), 1868 - (K. Paul, Trench, Trübner & co., ltd, 1893)

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

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)

Dr. L. Rabenhorst's Kryptogamen-Flora von Deutschland, Oesterreich und der Schweiz - Rabenhorst, Ludwig, 1806 -1881 (E. Kummer, 1900)

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)

An ecological study of wildlife and fisheries in the Pembina and Sturgeon River Basins - Alberta. Dept. of Environment. Water Resources Division, (Government of Alberta, 1971)

Ecologically significant wetlands in the Upper Yellowstone River watershed : including the Boulder, Clarks Fork Yellowstone, Shields, and Stillwater River drainages - United States. Environmental Protection Agency. (Montana Natural Heritage Program, 2001)

Ecology of the muskrat (Ondatra zibethicus spatulatus) on the Peace-Athabasca Delta, Wood Buffalo National Park - Westworth, David Arthur. (University of Alberta, Dept. of Zoology, 1974)

The ecology of the plants native to Dutchess County, New York - Roberts, Edith Adelaide, 1881 - (Conservation Committee of the Garden Club of America, 1924)

Ecology of the Svjatoj Nos wetlands, Lake Baikal : results of the Svjatoj Nos 1991 expedition - Mlâikovskây, Jiérâi (Ninox Press, 1992)