Notices sur des plantes utiles ou intéressantes de la flore du Congo - Wildeman, E. de (Emile), 1866 -1947 (Impr. Veuve Monnom, 1903)

Notizblatt des Königl. Botanischen Gartens und Museums zu Berlin - Engler, Adolf, 1844 -1930 (In Commission bei Wilhelm Engelmann, 1896)

Notizblatt des Königl. Botanischen Gartens und Museums zu Berlin - Engler, Adolf, 1844 -1930 (In Commission bei Wilhelm Engelmann, 1904)

Notizblatt des Königl. Botanischen Gartens und Museums zu Berlin - Engler, Adolf, 1844 -1930 (In Commission bei Wilhelm Engelmann, 1908)

Notulae systematicae - Laboratoire de phanérogamie (Muséum national d'histoire naturelle) (J. Dumoulin, 1920)

Nova genera Plantarum (Genera nova Plantarum) - Thunberg, Carl Peter, 1743 -1828 (1781)

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)

Novon a journal of botanical nomenclature from the Missouri Botanical Garden - Missouri Botanical Garden. (Missouri Botanical Garden, 2013)

The nursery-book : a complete guide to the multiplication of plants - Bailey, L. H. (Liberty Hyde), 1858 -1954 (Macmillan, 1907)

The nursery-book; a complete guide to the multiplication of plants ... - Bailey, L. H. (Liberty Hyde), 1858 -1954 (The Macmillan Co, 1914)

The nursery-book : a complete guide to the multiplication of plants - Bailey, L. H. (Liberty Hyde), 1858 -1954 (Macmillan co, 1913)

The nursery-book; a complete guide to the multiplication of plants - Bailey, L. H. (Liberty Hyde), 1858 -1954 (The Macmillan Company, 1901)

The nursery-manual; a complete guide to the multiplication of plants - Bailey, L. H. (Liberty Hyde), 1858 -1954 (Macmillan, 1920)

Nursery stock and greenhouse products : wholesale list, spring 1931 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Bobbink & Atkins, 1931)

De nuttige planten van Nederlandsch-Indië tevens synthetische catalogus der verzamelingen van het Museum voor Economische Botanie te Buitenzorg - Heyne, K. (Ruygrok, 1922)

Occasional Papers of the Bernice Pauahi Bishop Museum of Polynesian Ethnology and Natural History - Bernice Pauahi Bishop Museum. (Bishop Museum Press, 1903)

Oecology of plants : an introduction to the study of plant-communities - Vahl, M. (Martin), 1749 -1804 (Clarendon Press, 1909)

Oecology of plants : an introduction to the study of plant-communities - Warming, Eugenius, 1841 -1924 (Clarendon Press, 1909)

Oecology of plants; an introduction to the study of plant-communities - Balfour, Isaac Bayley, 1853 -1922 (Clarendon Press, 1909)

Oesterreichische botanische Zeitschrift (A. Skofitz, 1900)

Oesterreichische botanische Zeitschrift (A. Skofitz, 1912)

Oesterreichische botanische Zeitschrift (A. Skofitz, 1913)

Official guide to the Botanic Gardens, Dominica : illustrated : with an index of the principal plants - Botanic Gardens (Dominica) (The Garden, 1922)

Official guide to the museums of economic botany. No. 2, Monocotyledons and cryptogams (Printed for H.M. Stationary Off. by Eyre and Spottiswoode, 1895)

On the elaioplasts in mono- and dicotyledonous plants. –On special cellular bodies which form Anthocyanine. –On a special cellular body found in two orchids - Politis, Ioannes. (1914)

One year field grown perennials, field grown hardy phlox, highest quality peonies, chrysanthemums, hardy bulbs - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (North Acre Gardens, 1947)

Orange County Fern Growers' Association - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Orange County Fern Growers' Association, 1932)

Orchids and tropical foliage plants : 1953 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Alberts & Merkel Bros., Inc, 1953)

Orchids and tropical foliage plants : 1954 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Alberts & Merkel Bros., Inc, 1954)

Orchids and tropical foliage plants : spring 1952 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Alberts & Merkel Bros., Inc, 1952)

Orchids : tropical foliage plants, 1955 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Alberts & Merkel Bros., Inc, 1955)

Orchids : tropical foliage plants, 1956 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Alberts & Merkel Bros., Inc, 1956)

Orchids, tropical foliage plants : 1958-1959 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Alberts & Merkel Bros., Inc, 1958)

Orchids, tropical foliage plants : 1959-1960 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Alberts & Merkel Bros., Inc, 1959)

Ornamental foliage for interior decoration : wholesale price list : fall-winter 1950-'51 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Jones and Scully, Inc, 1950)

Ornamental plants for florists : April-May, 1947, wholesale list A, metropolitan area - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Julius Roehrs Co, 1947)

Ornamental plants for florists : June-July, 1947, wholesale list A, metropolitan area - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Julius Roehrs Co, 1947)

Ornamental trees and plants - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (California Nursery Company, 1908)

Ornamentals [1931-32 season] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Glen Saint Mary Nurseries Co, 1931)

Our silent salesman : January 16th, 1930 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (McHutchison & Co, 1930)

Our silent salesman : July 15th, 1930 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (McHutchison & Co, 1930)

Our silent salesman : March 21st, 1930 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (McHutchison & Co, 1930)

Our Southern homes - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Griffing Landscape Company representing Griffing's Inter-state Nurseries, 1924)

Out of the desert cacti and succulents : 1925-1926 [catalog] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (W.I. Beecroft, 1925)

Out-of-the-ordinary bulbs, 1945 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Oakhurst Gardens, 1945)

Out-of-the-ordinary bulbs, 1946 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Oakhurst Gardens, 1946)

Out-of-the-ordinary bulbs, fall 1946 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Oakhurst Gardens, 1946)

Out-of-the-ordinary bulbs for 1958 : 30 years of catering to the bulb collector - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Oakhurst Gardens, 1958)

Out-of-the-ordinary bulbs for 1958 : 31 years of catering to the bulb collector - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Oakhurst Gardens, 1959)

An outline of plant geography (The Macmillan company, 1926)

Park and cemetery and landscape gardening - Haight, R. J. (Rufus J.) (R.J. Haight, 1905)

Park's book of autumn for 1954 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Geo. W. Park Seed Company, 1954)

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)

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)

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)

Pearce seeds, plants and bulbs : offer 45A (1946) - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Rex D. Pearce, 1946)

Petals from Flowerland : 1932 a new year, Olympiad a new rose - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Paul J. Howard's Horticultural Establishment, 1932)

Die Pflanzenwelt Afrikas, insbesondere seiner tropischen Gebiete : Grundzge der Pflanzenverbreitung im Afrika und die Charakterpflanzen Afrikas - Engler, Adolf, 1844 -1930 (W. Engelman, 1910)

Die Pflanzenwelt Ost-Afrikas und der Nachbargebiete - Engler, Adolf, 1844 -1930 (D. Reimer, 1895)

Phanerogamic flora of the divisions of Uitenhage and Port Elizabeth : with a sketch map - Schönland, S. 1860 - (Govt. Print. and Stationery Office, 1919)

Pharr Nurseries - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Pharr Nurseries, Inc, 1959)

Pharr Nurseries - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Pharr Nurseries, Inc, 1957)

Philippine fiber plants - Brown, William Henry, 1884 -1939 (Bureau of Printing, 1919)

The Philippine journal of science - Philippines. National Science Development Board. (Bureau of Science, 1912)

The Philippine journal of science - Philippines. National Science Development Board. (Bureau of Science, 1914)

The Philippine journal of science - Philippines. National Science Development Board. (Bureau of Science, 1906)

PHS news - Pennsylvania Horticultural Society. (The Society, 1981)

Phytologia - Moldenke, Harold N. (Harold Norman), 1909 -1996 (H.A. Gleason and H.N. Moldenke, 1959)

Phytologia - Moldenke, Harold N. (Harold Norman), 1909 -1996 (H.A. Gleason and H.N. Moldenke, 1968)

Phytologia - Moldenke, Harold N. (Harold Norman), 1909 -1996 (H.A. Gleason and H.N. Moldenke, 1967)

Phytologia - Moldenke, Harold N. (Harold Norman), 1909 -1996 (H.A. Gleason and H.N. Moldenke, 1995)

Phytoneuron (Guy L. Nesom, 2012)

Pike's "can't-be-beat" guaranteed seeds, bulbs, plants, 1936 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (S.W. Pike, Seedsman, Inc, 1936)

P.J. Berckmans Co. : 1904 1905 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Fruitland Nurseries, 1904)

The plant cell : its modifications and vital processes, a manual for students - Royal College of Physicians of Edinburgh. (Charles Griffin, 1910)

The plant cell : its modifications and vital processes, a manual for students - Haig, Harold Axel. (Charles Griffin, 1910)

The plant cell, its modifications and vital processes; a manual for students - Haig, Harold Axel. (C. Griffin and Company, Ltd, 1910)

Plant culture; a working handbook of every day practice for all who grow flowering and ornamental plants in the garden and greenhouse - Hottes, Alfred Carl, 1891 -1955 (A. T. De La Mare Co., Inc, 1921)

Plant culture; a working handbook of every day practice for all who grow flowering and ornamental plants in the garden and greenhouse - Hottes, Alfred Carl, 1891 -1955 (A. T. De La Mare co., inc, 1921)

Plant explorations : ornamentals in Italy, southern France, Spain, Portugal, England, and Scotland - Meyer, Frederick G. 1917 -2006 (U. S. Dept. of Agriculture in cooperation with Longwood Gardens of the Longwood Founcation, 1959)

Plant explorations : ornamentals in the Netherlands, West Germany, and Belgium - Meyer, Frederick G. 1917 -2006 (Agricultural Research Service, U.S. Dept. of Agriculture, 1963)