Monograph of the British aphides ... - Buckton, George Bowdler, 1817 -1905 (Printed for the Ray Society, 1883)

Monograph of the British Cicadae or Tettigidae - Buckton, George Bowdler, 1817 -1905 (Macmillan & Co, 1891)

A monograph of the British phytophagous Hymenoptera ... - Cameron, Peter, 1847 -1912 (Printed for the Ray Society, 1882)

A monograph of the British phytophagous Hymenoptera ... - Cameron, Peter, 1847 -1912 (Printed for the Ray Society, 1890)

A monograph of the British Uredineae and Ustilagineae, with an account of their biology including the methods of observing the germination of their spores and of their experimental culture - Plowright, Charles B. (Charles Bagge), 1849 -1910 (Paul, Trench & Co, 1889)

A monograph of the British Uredineae and Ustilagineae, with an account of their biology including the methods of observing the germination of their spores and of their experimental culture - Plowright, Charles B. (Charles Bagge), 1849 -1910 (K. Paul, Trench, 1889)

A monograph of the British Uredineæ and Ustilagineæ, with an account of their biology including the methods of observing the germination of their spores and of their experimental culture - Plowright, Charles B. (Charles Bagge), 1849 -1910 (K. Paul, Trench, 1889)

Monograph of the Palaeontographical Society - Palaeontographical Society (Great Britain) (Printed for the Palaeontographical Society, 1883)

Monograph of the Palaeontographical Society - Palaeontographical Society (Great Britain) (Printed for the Palaeontographical Society, 1884)

Monographia cimicum Sveciæ - Fallén, Carl Fredrik, 1764 -1830 (apud C. G. Proft, literis directoris, J. F. Schulzii, 1807)

Monographia generis Raphidiae Linnaei. Dissertatio entomologica quam ordinis amplissimi philosophorum auctoritate ad summos in philosophia honores rite obtinendos in Universitate litterarum vratislaviensi die XXI Septembris a. MDCCCXLIII ... publice defendet auctor Guilelmus Theaenus Schneider ... - Westwood, J. O. (John Obadiah), 1805 -1893 (Typis officinae Grasii, Barthii, 1843)

Monographia generis Rhaphidiæ linnaei : continens et novas de huius generis singulis speciebus institutas observationes, et integram omnium, quae hucusque inventae sunt, specierum descriptionem, adiectis tabulis VII, lapidi incisis - Schneider, Wilhelm Gottlieb, 1814 - (Typis Officinae Grassii, Barthii et Socii, 1843)

Monographie der Familien der Pflanzenläuse (Phytophthires) - Kaltenbach, J. H. (Johann Heinrich), 1807 -1876 (In Commission der Roschütz'schen Buchandlung, 1843)

Monographie der Familien der Pflanzenläuse (phytophthires). 1. Th, Die Blatt- und Erdläuse (Aphidina et Hyponomeutes) - Kaltenbach, J. H. (Johann Heinrich), 1807 -1876 (Roschütz, 1843)

Monographs of the Diptera of North America - Osten-Sacken, C. R. (Carl Robert), 1828 -1906 (Smithsonian Institution, 1862)

Monographs of the Diptera of North America - Osten-Sacken, C. R. (Carl Robert), 1828 -1906 (The Institution, 1862)

The Monroe Nursery, 1847-1927 successful growers of nursery stock for 80 years - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (I.E. Ilgenfritz Sons & Co, 1927)

The Monroe Nursery Co. : Ilgenfritz since 1847, wholesale price list. number 958A - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (The Monroe Nursery Co, 1959)

The Monroe Nursery : it's a home when it's planted - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (I.E. Ilgenfritz' Sons Company, 1931)

Monthly catalog, August, 1956 : pot grown lining out stock in 2 1/4 and 3" pots - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Monrovia Nursery Co, 1956)

Monthly catalog, December, 1955 : pot grown lining out stock in 2 1/4", 3" and 4" pots - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Monrovia Nursery Co, 1955)

Monthly catalog, June, 1956 : pot grown lining out stock in 2 1/4 and 3" pots - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Monrovia Nursery Co, 1956)

Monthly catalog, March 1956 : a complete list pot grown and container grown ornamentals - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Monrovia Nursery Co, 1956)

Monthly catalog, Nov., 1954 : a complete list, all sizes - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Monrovia Nursery Co, 1954)

Monthly catalog, Sept., 1954 : pot grown lining-out stock - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Monrovia Nursery Co, 1954)

Monthly catalog supplement, Feb., 1954 : llining-out stock, camellias, 1, 5 and 7-gals., camellia package, field stock, special shrubs - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Monrovia Nursery Co, 1954)

Monthly catalog supplement, January 1954 : lining-out stock, field stock, special shrubs - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Monrovia Nursery Co, 1954)

Monthly catalog supplement, May 1954 : pot-grown, lining-out stock, 2 1/4" and 3" pots, azaleas, camellias, conifers, and many other ornamentals, (wholesale only) - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Monrovia Nursery Co, 1954)

Monthly letter - United States. Bureau of Entomology. (1914)

Monthly Magazine or British Register (of Politics, Literature and the Belles Lettres) (1816)

Monthly microscopical journal: transactions of the Royal Microscopical Society, and record of histological research at home and abroad - Royal Microscopical Society (Great Britain) (R. Hardwicke, 1874)

Monthly report of the Department of Agriculture ... - United States. Dept. of Agriculture. Division of Statistics. (G.P.O, 1863)

Monthly report offices of forest experiment stations and dendrology - United States. Forest Service. (1926)

Monthly report offices of forest experiment stations and dendrology - United States. Forest Service. (1932)

Moon's hardy trees & plant for every place & purpose - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Moon's Nurseries, 1927)

Moon's hardy trees & plants for every place & purpose - Moon, Samuel C. (Firm) (The Company, 1907)

Moon's hardy trees & plants for every place & purpose - Moon, Samuel C. (Firm) (The Company, 1908)

Moon's hardy trees & plants for every place & purpose - Moon, Samuel C. (Firm) (The Company, 1909)

Moon's hardy trees & plants for every place & purpose - Moon, Samuel C. (Firm) (The Company, 1911)

Moon's hardy trees & plants for every place & purpose - Moon, Samuel C. (Firm) (The Company, 1912)

Moon's hardy trees & plants for every place & purpose - Moon, Samuel C. (Firm) (The Company, 1918)

Moon's hardy trees & plants for every place & purpose : 1923 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wm. H. Moon Co, 1923)

Moon's hardy trees & plants for every place & purpose : 1924 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wm. H. Moon Co, 1924)

Moon's hardy trees & plants for every place and purpose 1922 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wm. H. Moon Co, 1922)

Moon's hardy trees and plant for every place and purpose : 1925 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Moon's Nurseries, 1925)

Moon's hardy trees and plants for every place and purpose : 1909 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wm. H. Moon Company, 1909)

Moon's hardy trees and plants for every place and purpose : 1910 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wm. H. Moon Company, 1910)

Moon's hardy trees and plants for every place and purpose : 1872-1912 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wm. H. Moon Company, 1912)

Moon's hardy trees and plants for every place and purpose : 20% discount from these prices for fall 1931 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Moon's Nurseries, 1930)

Moon's hardy trees and plants for every place and purpose : 1929 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Moon's Nurseries, 1929)

Moon's hardy trees and plants for every place and purpose : 1930 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Moon's Nurseries, 1930)

Moon's hardy trees and plants for every place and purpose : 1911 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wm. H. Moon Company, 1911)

Moon's plants for every place & purpose, 1928 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Moon's Nurseries, 1928)

Moon's trees 1906 : horticultural art book - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wm. H. Moon Co, 1906)

Moons' hardy trees & plants for every place & purpose - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (William H. Moon Company, 1918)

Moons' Nurseries : hardy trees and plants for every place and purpose 1920 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wm. H. Moon Company], 1920)

Morphologische und physiologische Analyse der Zelle der Pflanzen und Tiere : Grundzüge unseres Wissens über den Bau der Zelle und über dessen Beziehung zur Leistung der Zelle - Meyer, Arthur, 1850 -1922 (G. Fischer, 1920)

Morphology of gymnosperms - Coulter, John Merle, 1851 -1928 (University of Chicago Press, 1910)

Morphology of gymnosperms - Coulter, John Merle, 1851 -1928 (University of Chicago Press, 1917)

Morris Arboretum bulletin - University of Pennsylvania. Morris Arboretum. (Morris Arboretum, etc, 1943)

Morris Arboretum bulletin - University of Pennsylvania. Morris Arboretum. (Morris Arboretum, etc, 1959)

Morris Arboretum bulletin - University of Pennsylvania. Morris Arboretum. (Morris Arboretum, etc, 1964)

Morris Arboretum bulletin - University of Pennsylvania. Morris Arboretum. (Morris Arboretum, etc, 1965)

Morris Arboretum bulletin - University of Pennsylvania. Morris Arboretum. (Morris Arboretum, etc, 1967)

Morris Arboretum bulletin - University of Pennsylvania. Morris Arboretum. (Morris Arboretum, etc, 1972)

Morris Arboretum bulletin - University of Pennsylvania. Morris Arboretum. (Morris Arboretum, etc, 1973)

Morris Arboretum bulletin - University of Pennsylvania. Morris Arboretum. (Morris Arboretum, etc, 1974)

Morrisville Nursery ornamental trees and shrubs - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Morrisville Nurseries, 1905)

Morrisville Nursery ornamental trees and shrubs - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Samuel C. Moon, 1908)

The moths of the British Isles - South, Richard, 1846 -1932 (F. Warne, 1900)

The moths of the British Isles - South, Richard, 1846 -1932 (F. Warne & Co, 1907)

The moths of the British Isles - South, Richard, 1846 -1932 (Frederick Warne & Co, 1920)

The moths of the British Isles - South, Richard, 1846 -1932 (F. Warne & Co, 1909)

Mount Airy Nurseries : 1900 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (David G. Yates & Co, 1900)

Mount Hope Nurseries established 1840 : general catalogue - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Ellwanger & Barry, 1910)

Mount Hope Nurseries established 1840 : general catalogue - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Ellwanger & Barry, 1911)

Mountain, plain and garden : the magazine of Denver Botanic Gardens - Denver Botanic Gardens. (The Gardens, 1990)

Mt. Hope Nurseries [catalog] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Ellwanger & Barry, 1917)

Multiplication en pépinière de plantes vivaces ligneuses et herbacées pour les provinces des Prairies - Canada. Agriculture Canada (Agriculture Canada, 1982)

Muscinées (mousses, sphaignes, hépatiques) - Boulay, N. (Nicolas), 1837 -1905 (F. Savy, 1872)

Museum bulletin - New York State Museum. (University of the State of New York, 1916)

Le muséum d'histoire naturelle; histoire de la fondation et des développements successifs de l'éstablissement; biographie des hommes célèbres qui y ont contribué par leur enseignement ou par leurs découvertes, histoire des recherches, des voyages, des applications utiles auxquels le muséum a donné lieu, pour les arts, le commerce et l'agriculture, description des galeries, du jardin, des serres et de la ménagerie - Cap, Paul-Antoine, 1788 -1877 (L. Curmer, 1854)

Museum of Economic Botany, Kew. Specimens distributed 1901-1990 - Royal Botanic Gardens, Kew. (1985)

Museum of Economic Botany, Kew. Specimens distributed 1901-1990 - Royal Botanic Gardens, Kew. (1987)

The museum of natural history; being a popular account of the structure, habits, and classification of the various departments of the animal kingdom: quadrupeds, birds, reptiles, fishes, shells, and insects, including the insects destructive to agriculture - Holder, Joseph B. (Joseph Bassett), 1824 -1888 (J. S. Virtue, 1877)

The museum of natural history, with introductory essay on the natural history of the primeval world : being a popular account of the structure, habits, and classification of the various departments of the animal kingdom: quadruped, birds, reptiles, fishes, shells, and insects, including the insects destructive to agriculture - White, Adam, 1817 -1879 (Mackenzie, 1859)

The museum of natural history, with introductory essay on the natural history of the primeval world : being a popular account of the structure, habits, and classification of the various departments of the animal kingdom, quadrupeds, birds, reptiles, fishes, shells, and insects, including the insects destructive to agriculture - White, Adam, 1817 -1879 (William MacKenzie, 1869)

Die mutationstheorie. Versuche und beobachtungen über die entstehung von arten im pflanzenreich - Vries, Hugo de, 1848 -1935 (Veit & comp, 1901)

My garden, its plan and culture together with a general description of its geology, botany, and natural history - Smee, Alfred, 1818 -1877 (Bell and Daldy, 1872)

Mycologia - New York Botanical Garden (New York Botanical Garden, 1921)

Mycological writings of C. G. Lloyd - Lloyd, C. G. (Curtis Gates), 1859 -1926 (1907)

Mycological writings of C. G. Lloyd - Lloyd, C. G. (Curtis Gates), 1859 -1926 (1910)

Mycological writings of C. G. Lloyd - Lloyd, C. G. (Curtis Gates), 1859 -1926 (1915)

The mycophile - North American Mycological Association. (North American Mycological Association, 2007)

Mycotaxon (Mycotaxon, 2011)

Mycotrophy in plants; lectures on the biology of mycorrhizae and related structures - Kelley, Arthur Pierson, 1897 -1979 (Chronica Botanica Co, 1950)

Die Mysterien der Europäischen Insectenwelt. Ein geheimer Schlüssel für Sammler aller Insectenordnungen und Stände, behufs des Fangs, des Aufenthalts-orts, der Wohnung, Tag- und Jahreszeit ... - Gistel, Johannes, 1809 - (Druck und Verlag von Tobias Dannheimer, 1856)

Nachrichtenblatt der Bayerischen Entomologen - Münchner Entomologische Gesellschaft. (Münchner Entomologische Gesellschaft, 1979)

Nachrichtenblatt der Bayerischen Entomologen - Münchner Entomologische Gesellschaft. (Münchner Entomologische Gesellschaft, 1999)

The names of the herbs - Turner, William, 1508? -1568 (English Dialect Society, 1881)

The National Collection of Coccidae - United States. Bureau of Entomology. (G.P.O, 1908)

The National nurseryman : for growers and dealers in nursery stock - American Association of Nurserymen. (National Nurseryman Pub. Co.], 1908)

The National nurseryman : for growers and dealers in nursery stock - American Association of Nurserymen. (National Nurseryman Pub. Co.], 1915)

The National nurseryman : for growers and dealers in nursery stock - American Association of Nurserymen. (National Nurseryman Pub. Co.], 1916)

The National nurseryman : for growers and dealers in nursery stock - American Association of Nurserymen. (National Nurseryman Pub. Co.], 1918)

The National nurseryman : for growers and dealers in nursery stock - American Association of Nurserymen. (National Nurseryman Pub. Co.], 1919)

The National nurseryman : for growers and dealers in nursery stock - American Association of Nurserymen. (National Nurseryman Pub. Co.], 1922)

National proceedings : forest and conservation nursery associations - Rocky Mountain Forest; Range Experiment Station (Fort Collins, Colo.) (U.S. Dept. of Agriculture, Forest Service, Rocky Mountain Forest and Range Experiment Station, 1995)

The native forests of Cuyahoga County, Ohio - Williams, Arthur B. (Arthur Baldwin), 1874 - (Cleveland Museum of Natural History, 1949)

Das natürliche System des Pflanzenreiches nachgewiesen in der Flora von Jena - Koch, Karl, 1809 -1879 (Hochhausen, 1839)

Die Natur - Müller, Karl, 1818 -1899 (G. Schwetschke, 1852)

Natur Cymru : a review of wildlife in Wales - Natur Cymru, (Natur Cymru, 2006)

Natur Cymru : a review of wildlife in Wales - Natur Cymru, (Natur Cymru, 2016)

Natur und Offenbarung - Vermittlung Zwischen Naturforschung und Glauben. (Aschendorff, 1898)

Naturae novitates : Bibliographie neuer Erscheinungen aller Länder auf dem Gebiete der Naturgeschichte und der exacten Wissenschaften (R. Friedländer & Sohn, 1886)

Naturae novitates : Bibliographie neuer Erscheinungen aller Länder auf dem Gebiete der Naturgeschichte und der exacten Wissenschaften (R. Friedländer & Sohn, 1887)

Naturae novitates : Bibliographie neuer Erscheinungen aller Länder auf dem Gebiete der Naturgeschichte und der exacten Wissenschaften (R. Friedländer & Sohn, 1891)

Naturae novitates : Bibliographie neuer Erscheinungen aller Länder auf dem Gebiete der Naturgeschichte und der exacten Wissenschaften (R. Friedländer & Sohn, 1892)

Naturae novitates : Bibliographie neuer Erscheinungen aller Länder auf dem Gebiete der Naturgeschichte und der exacten Wissenschaften (R. Friedländer & Sohn, 1898)

Naturae novitates : Bibliographie neuer Erscheinungen aller Länder auf dem Gebiete der Naturgeschichte und der exacten Wissenschaften (R. Friedländer & Sohn, 1906)

A natural arrangement of British plants : according to their relations to each other as pointed out by Jussieu, De Candolle, Brown, &c - Gray, Samuel Frederick, 1766 -1828 (Baldwin, Cradock, and Joy, 1821)