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

Moons' hardy trees & plants for every place & purpose. 1917 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (William H. Moon Company, 1917)

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

Morris Arboretum bulletin - University of Pennsylvania. Morris Arboretum. (Morris Arboretum, etc, 1971)

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)

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, 1908)

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

Movimenti d'irritazione delle piante; uno studio d'insieme e trattazione di questioni speciali - Ricca, Ubaldo. (U. Hoepli, 1910)

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

Mycologia - New York Botanical Garden (New York Botanical Garden, 1917)

The National nurseryman : for growers and dealers in nursery stock - American Association of Nurserymen. (National Nurseryman Pub. Co.], 1921)

The natural history of plants : their forms, growth, reproduction, and distribution - Kerner von Marilaun, Anton, 1831 -1898 (Blackie, 1895)

The natural history of plants, their forms, growth, reproduction, and distribution - Kerner von Marilaun, Anton, 1831 -1898 (H. Holt and Company, 1895)

The natural history of plants, their forms, growth, reproduction, and distribution - Kerner von Marilaun, Anton, 1831 -1898 (Blackie & son, limited, 1902)

The natural history of plants, their forms, growth, reproduction, and distribution: from the German of Anton Kerner von Marilaun ... Tr. and ed. by F.W. Oliver ... with the assistance of Marian Busk ... and Mary F. Ewart ... With about 2000 original woodcut illustrations and sixteen plates in colours - Kerner von Marilaun, Anton, 1831 -1898 (H. Holt and company, 1895)

The natural history of plants, their forms, growth, reproduction, and distribution: from the German of Anton Kerner von Marilaun ... Tr. and ed. by F.W. Eliver ... with the assistance of Marian Busk ... and Mary F. Ewart - Kerner von Marilaun, Anton, 1831 -1898 (Blackie, 1894)

The natural history of plants, their forms, growth reproduction, and distribution; from the German of Anton Kerner von Marilaun - Kerner von Marilaun, Anton, 1831 -1898 (Blackie & Son, 1895)

The natural history of plants, their forms, growth, reproduction, and distribution: from the German of Anton Kerner von Marilaun - Kerner von Marilaun, Anton, 1831 -1898 (H. Holt, 1895)

The natural history of plants, their forms, growth, reproduction, and distribution - Kerner von Marilaun, Anton, 1831 -1898 (Blackie, 1902)

The natural history of plants; their forms, growth, reproduction, and distribution - Kerner von Marilaun, Anton, 1831 -1898 (Blackie, 1894)

The natural history of plants; their forms, growth, reproduction, and distribution - Kerner von Marilaun, Anton, 1831 -1898 (Blackie, 1896)

Nature notes : the Selborne Society's magazine - Selborne Society. (H. Sotheran, 1899)

Die Natürlichen Pflanzenfamilien nebst ihren Gattungen und wichtigeren Arten, insbesondere den Nutzpflanzen, unter Mitwirkung zahlreicher hervorragender Fachgelehrten begründet - Engler, Adolf, 1844 -1930 (W. Engelmann, 1887)

Naturwissenschaftliche Rundschau : wöchentliche Berichte über die Fortschritte auf dem Gesammtgebiete der Naturwissenschaften (Druck und verlag von Friedrich Vieweg und Sohn, 1911)

Nederlandsch kruidkundig archief - Koninklijke Nederlandse Botanische Vereniging. (S. en J. Luchtmans, 1846)

Nederlandsch kruidkundig archief - Koninklijke Nederlandse Botanische Vereniging. (S. en J. Luchtmans, 1903)

Neue allgemeine deutsche Garten- und Blumenzeitung - Mettler, Rudolph. (G. Heubel's Buch- und Kunsthandlung, 1847)

Neue allgemeine deutsche Garten- und Blumenzeitung - Mettler, Rudolph. (G. Heubel's Buch- und Kunsthandlung, 1849)

Neue allgemeine deutsche Garten- und Blumenzeitung - Mettler, Rudolph. (G. Heubel's Buch- und Kunsthandlung, 1850)

Neue allgemeine deutsche Garten- und Blumenzeitung - Mettler, Rudolph. (G. Heubel's Buch- und Kunsthandlung, 1851)

Neue Denkschriften der Allg. Schweizerischen Gesellschaft für die Gesammten Naturwissenschaften = Nouveau mémoires de la Société helvétique des sciences naturelles - Allgemeine Schweizerische Gesellschaft für die Gesamten Naturwissenschaften. (Schweizerische Gesellschaft für die Gesammten Naturwissenschaften, 1837)

New and beautiful flowers, roses, seeds and plants : 1894 - Conard & Jones Co. (West Grove, Pa.) (Alfred F. Conard, 1894)

New descriptive price list of the fruit, ornamental trees, vines, plants, etc., etc. : fall 1911 spring 1912 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (J.B. Watkins & Bro, 1911)

New floral guide - Conard & Jones Co. (West Grove, Pa.) (Conard & Jones Company, 1910)

New floral guide - Conard & Jones Co. (West Grove, Pa.) (Conard & Jones Company, 1914)

New floral guide - Conard & Jones Co. (West Grove, Pa.) (Conard & Jones Company, 1916)

New floral guide - Conard & Jones Co. (West Grove, Pa.) (Conard & Jones Company, 1917)

New floral guide - Conard & Jones Co. (West Grove, Pa.) (Conard & Jones Company, 1918)

New floral guide - Conard & Jones Co. (West Grove, Pa.) (Conard & Jones Company, 1919)

New floral guide - Conard & Jones Co. (West Grove, Pa.) (Conard & Jones Company, 1920)

New floral guide : 1910 - Conard & Jones Co. (West Grove, Pa.) (Conard & Jones Co, 1909)

New floral guide : 1910 - Conard & Jones Co. (West Grove, Pa.) (Conard & Jones Co, 1910)

New floral guide : autumn 1900 - Conard & Jones Co. (West Grove, Pa.) (Conard & Jones Co, 1900)

New floral guide : autumn 1902 - Conard & Jones Co. (West Grove, Pa.) (Conard & Jones Co, 1901)

New floral guide : spring 1898 - Conard & Jones Co. (West Grove, Pa.) (Conard & Jones Co, 1913)

New floral guide : spring 1898 - Conard & Jones Co. (West Grove, Pa.) (Conard & Jones Co, 1915)

New floral guide : spring 1898 - Conard & Jones Co. (West Grove, Pa.) (Conard & Jones Co, 1916)

New floral guide : spring 1898 - Conard & Jones Co. (West Grove, Pa.) (Conard & Jones Co, 1917)

The New phytologist - Tansley, A. G., Sir, (Arthur George), 1871 -1955 (Academic Press, 1905)

New planting guide - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Waynesboro Nurseries, 1938)

New planting guide - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Waynesboro Nurseries, Inc, 1936)

New, rare and beautiful plants - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Siebrecht & Son, 1900)

Nineteen-thirteen Meehan - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Thomas Meehan & Sons, 1913)

Novelties & general catalog - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (W.A. Manda, Inc, 1916)

Novelties and specialties - Manda, W.A., Inc. (W.A. Manda, Inc, 1915)

Nursery catalogue - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Bloodgood Nurseries, 1910)

Nursery catalogue - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Bloodgood Nurseries, 1912)

Nursery catalogue : Farmers High School of Pennsylvania - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Farmers High School of Pennsylvania, 1859)

Nursery stock bulbs for fall planting : Autumn 1928 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Malmo & Co, 1928)

Nursery stock catalog [and] planting guide : 37th year, 1930 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Malmo & Co, 1930)

Oak brand shrubs - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Conard-Pyle Co, 1926)

Oak Park Nurseries - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Oak Park Nurseries, 1948)

Oak Park Nurseries - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Oak Park Nurseries, 1947)

Oesterreichische botanische Zeitschrift (A. Skofitz, 1889)

Oesterreichische botanische Zeitschrift (A. Skofitz, 1901)

Oesterreichische botanische Zeitschrift (A. Skofitz, 1902)

Oesterreichische botanische Zeitschrift (A. Skofitz, 1903)

Oesterreichische botanische Zeitschrift (A. Skofitz, 1915)

Old time gardens - Earle, Alice Morse, 1851 -1911 (The Macmillan company, 1901)

Old time gardens : newly set forth - Earle, Alice Morse, 1851 -1911 (The Macmillan Company, 1901)

Old time gardens, newly set forth - Earle, Alice Morse, 1851 -1911 (Macmillan, 1922)

Old time gardens, newly set forth - Earle, Alice Morse, 1851 -1911 (The Macmillan Company, 1901)

Florist's journal (How and Parsons, 1847)

Florist's journal (How and Parsons, 1848)

Ornamental flowering shrubs, shade trees, vines, evergreens : spring 1930 price list - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Valley View Nursery, 1930)

Ornamental gardening for Americans. A treatise on beautifying homes, rural districts, towns, and cemeteries - Long, Elias A., 1849 -1917 (Orange Judd, 1885)

Ornamental hardy plants of the better class : spring 1906 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Thomas Meehan & Sons, 1906)

Ornamental Nurseries : catalogue of shade and ornamental trees, shrubs, vines, roses, perennial plants - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Henry Kohankie & Son, 1908)

Ornamental nursery stock - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Jewell Nursery Co, 1916)

Ornamental nursery stock - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Jewell Nursery Co, 1912)

Ornamental nursery stock - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Jewell Nursery Co, 1908)

Ornamental plants for immediate effects : autumn 1936 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (E.C. Robbins, 1936)

Ornamental plants for immediate effects : spring 1937 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (E.C. Robbins, 1937)

Ornamental shrubs - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Fairfax Farms Nursery, 1924)

Ornamental shrubs - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Fairfax Farms Nursery, 1925)

Ornamental shrubs of the United States (hardy, cultivated) - Apgar, A. C. (Austin Craig), 1838 -1908 (American Book Company, 1910)

Ornamental shrubs of the United States, hardy, cultivated - Apgar, A. C. (Austin Craig), 1838 -1908 (American Book Co, 1910)

Ornamental trees & plants : no. 2 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Maple Avenue Nurseries, 1901)

Ornamental trees and plants - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Thaddeus N. Yates & Co, 1915)

Ornamental trees and plants for home grounds and other landscape gardening, fruit trees for commercial orchards and home gardens : No. 127 price list, fall 1927-spring 1928 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (I.E. Ilgenfritz' Sons & Co, 1927)

Ornamental trees, shrubs, evergreens and conifers : descriptive catalog - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Hogansville Nurseries, 1937)

Ornamental trees, shrubs, evergreens and conifers : descriptive catalog - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Hogansville Nurseries, 1935)

Ornamental trees, shrubs, evergreens, roses, vines, water-lilies, fruit trees, small fruits, herbaceous plants, etc - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Montrose Nurseries, 1908)

Ornamental trees, shrubs, roses, vines, evergreens, plants, fruits, etc - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (F. & F. Nurseries, 1917)

Ornamental trees, shrubs, roses, vines, evergreens, plants, fruits, etc. [catalog] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (F. & F. Nurseries, 1918)

Our northern shrubs and how to identify them : a handbook for the nature-lover - Keeler, Harriet L. (Harriet Louise), 1846 -1921 (Charles Scribner's Sons, 1922)

Our northern shrubs and how to identify them; a handbook for the nature-lover - Keeler, Harriet L. (Harriet Louise), 1846 -1921 (C. Scribner, 1903)

Our northern shrubs and how to identify them; a handbook for the nature-lover - Keeler, Harriet L. (Harriet Louise), 1846 -1921 (Scribner, 1903)

Our northern shrubs and how to identify them; a handbook for the nature-lover - Keeler, Harriet L. (Harriet Louise), 1846 -1921 (C. Scribner, 1912)

Outdoor beauty for your home - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (C.M. Hobbs & Sons, 1928)

Park and cemetery - Haight, R. J. (Rufus J.) (R.J. Haight, 1896)

Park and cemetery and landscape gardening - Haight, R. J. (Rufus J.) (R.J. Haight, 1904)

Park and cemetery and landscape gardening - Haight, R. J. (Rufus J.) (R.J. Haight, 1907)

Park and cemetery and landscape gardening - Haight, R. J. (Rufus J.) (R.J. Haight, 1908)

The Park Nurseries [catalog] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Park Nurseries, 1927)

Park's autumn list of bulbs, plants and seeds : autumn of 1914 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Geo. W. Park, 1914)

Parks : a manual of municipal and county parks compiled as a result of a nation-wide study of municipal and county parks conducted by the Playground and Recreation Association of America, in co-operation with the American Institute of Park Executives at the request of the National Conference on Outdoor Recreation - American Institute of Park Executives. (A.S. Barnes & Co, 1928)

The parks, promenades & gardens of Paris : described and considered in relation to the wants of our own cities and of public and private gardens - Robinson, W. (William), 1838 -1935 (John Murray, 1869)

The parks, promenades, & gardens of Paris, described and considered in relation to the wants of our own cities, and the public and private gardens - Robinson, W. (William), 1838 -1935 (J. Murray, 1869)

A partial list of plants available for various uses in general landscape planting - Taylor, Albert D. (Albert Davis), 1883 -1951 (A.D. Taylor, 1916)

Partial stock list of everything pertaining to horticulture for 1907 : now in stock at the Universal Horticultural Establishment - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (W.A. Manda, 1907)

Partial stock list of everything pertaining to horticulture for 1905 now in stock at the Universal Horticultural Establishment - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (W.A. Manda, 1905)

Paxton's magazine of botany, and register of flowering plants - Paxton, Joseph, Sir, 1803 -1865 (Orr and Smith [etc.], 1848)

Paxton's magazine of botany, and register of flowering plants - Paxton, Joseph, Sir, 1803 -1865 (Orr and Smith [etc.], 1849)