Physiographie der Medicinal-Pflanzen : nebst einem Clavis zur Bestimmung der Pflanzen mit besonderer Berücksichtigung der Nervation der Blätter - Ettingshausen, Constantin, Freiherr von, 1826 -1897 (W. Braumüller, 1862)

The physiology of plants. a treatise upon the metabolism and sources of energy in plants - Pfeffer, W. (Wilhelm), 1845 -1920 (Clarendon Press, 1900)

The physiology of plants; a treatise upon the metabolism and sources of energy in plants - Pfeffer, W. (Wilhelm), 1845 -1920 (Clarendon press, 1903)

Phytochemie - Rochleder, Friedrich, 1819 -1874 (W. Engelmann, 1854)

Phytogeographic survey of North America. A consideration of the phytogeography of the North American continent, including Mexico, Central America and the West Indies, together with the evolution of North American plant distribution - Harshberger, John W. (John William), 1869 -1929 (W. Engelmann, 1911)

Phytographie médicale : histoire des substances héroiques et des poisons tirés du règne végétal - Roques, Joseph, 1772 -1850 (Garnot, 1845)

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, 1983)

Phytologia - Moldenke, Harold N. (Harold Norman), 1909 -1996 (H.A. Gleason and H.N. Moldenke, 1984)

Phytologia - Moldenke, Harold N. (Harold Norman), 1909 -1996 (H.A. Gleason and H.N. Moldenke, 2008)

Phytologia - Moldenke, Harold N. (Harold Norman), 1909 -1996 (H.A. Gleason and H.N. Moldenke, 2014)

The Phytologist: a popular botanical miscellany - Newman, Edward, 1801 -1876 (John van Voorst, 1841)

Phytoneuron (Guy L. Nesom, 2014)

Phytoneuron (Guy L. Nesom, 2020)

Pinaceae, Rutaceae, Meliaceae, Anacardiaceae, Tamaricaceae, Cornaceae, Oleaceae, Bignoniaceae of Nevada - Little, Elbert L. (Elbert Luther), 1907 -2004 (Plant Industry Station, 1956)

The pinetum Britannicum : a descriptive account of hardy coniferous trees cultivated in Great Britain - Ravenscroft, Edward, 1816 -1890 (W. Blackwood & Sons, 1884)

Pinophyta (Gymnosperms) of New York State - Cope, Edward A., 1948 - (University of the State of New York, the State Education Dept, 1990)

Planning and planting service by Turner Bros. Nursery, West Long Branch, N.J - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (William Turner's Sons, 1939)

Plans de jardins dans le goût anglais & instructions dans l'art de distribuer & planter de petits terrains - Angelo, G. N. (Chés Frideric Brummer, 1798)

"Plant America" - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Greening Nursery Company, 1958)

Plant aristocrats of New England, 1849-1939, ninetieth anniversary - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Adams Nursery, Inc, 1939)

Plant community types of sand dunes and sand plains in selected areas of the boreal natural region - Alberta. Alberta Sustainable Resource Development. (The Company, 2005)

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)

Plant growth-substances; their chemistry and applications, with special reference to synthetics - Nicol, Hugh, 1898 - (Chemical publishing company, inc, 1941)

Plant hardiness zone map - United States. Agricultural Research Service. (Govt. Print. Off, 1960)

Plant hardiness zone map - American Horticultural Society. (Agricultural Research Service, 1965)

Plant health care for woody ornamentals : a professional's guide to preventing and managing environmental stresses and pests - International Society of Arboriculture. (Cooperative Extension Service, College of Agricultural, Consumer and Environmental Sciences, University of Illinois at Urbana-Champaign, 1997)

Plant inventory - United States. Agricultural Research Service. (Northeastern Region, Agricultural Research Center-West, 1966)

Plant inventory - United States. Agricultural Research Service. (Northeastern Region, Agricultural Research Center-West, 1967)

Plant inventory - United States. Agricultural Research Service. (Northeastern Region, Agricultural Research Center-West, 1968)

Plant inventory - United States. Agricultural Research Service. (Northeastern Region, Agricultural Research Center-West, 1969)

Plant materials : 1924 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (H.V. Lawrence Inc, 1924)

Plant materials, 1925 : a catalogue of description and prices - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (H.V. Lawrence Inc, 1925)

Plant materials, 1926 : a catalogue of description and prices - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (H.V. Lawrence, 1926)

Plant materials of decorative gardening; the woody plants - Trelease, William, 1857 -1945 (The author, 1921)

Plant materials of decorative gardening; the woody plants - Trelease, William, 1857 -1945 (The author, 1917)

Plant morphogenesis - Sinnott, Edmund W. (Edmund Ware), 1888 -1958 (McGraw-Hill, 1960)

Plant personalities : a selected list of the better plant specialties for your gardening enjoyment - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Cape Cod Gardens, 1955)

Plant personalities : a selected list of the better plant specialties for your gardening enjoyment - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Cape Cod Gardens, 1956)

Plant physiology - Hopping, Aleita, 1890 - (P. Blakiston's Son & Co, 1918)

Plant physiology - Hopping, Aleita, 1890 - (P. Blakiston's son & co, 1923)

Plant physiology - Hopping, Aleita, 1890 - (P. Blakiston, 1923)

Plant propagation; greenhouse and nursery practice - Kains, M. G. (Maurice Grenville), 1868 -1946 (Orange Judd company, 1916)

Plant responses to salinity : a supplement to an indexed bibliography - Francois, L. E. (National Technical Information Service], 1985)

The Plant world - Plant World Association. (Plant World Association [etc.], 1905)

The Plant world - Plant World Association. (Plant World Association [etc.], 1912)

The Plant world - Plant World Association. (Plant World Association [etc.], 1915)

The Plant world - Plant World Association. (Plant World Association [etc.], 1917)

Planter's guide for 1939 : new low prices for superior strains true-to-name fruit trees small fruits strawberries and hi-quality ornamentals for farm, suburban and city planting - Harrison's Nurseries (Berlin, Md.) (Harrison's, 1939)

Les plantes médicinales - Losch, Friedrich. (Vigot Frères, 1906)

Planting guide. Catalog no. 33 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Waynesboro Nurseries, 1956)

Planting guide - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Waynesboro Nurseries, Inc, 1942)

The planting guide - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Malmo & Co, 1931)

Planting guide. Catalog no. 32 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Waynesboro Nurseries, 1954)

Planting guide. Catalog no. 34 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Waynesboro Nurseries, 1959)

Planting guide, 1949 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Waynesboro Nurseries, Inc, 1949)

Planting guide for 1944 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Waynesboro Nurseries, Inc, 1944)

Planting guide for 1945 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Waynesboro Nurseries, Inc, 1945)

Planting guide for 1946 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Waynesboro Nurseries, Inc, 1946)

Planting guide for fall 1947 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Waynesboro Nurseries, Inc, 1947)

Planting guide for spring 1947 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Waynesboro Nurseries, Inc, 1947)

Planting guide ... for the Northwest : trees, shrubs, roses, peonies, vines, plants and fruits - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Milton Nursery Company, 1932)

Plants & gardens - Brooklyn Botanic Garden. (Brooklyn Botanic Garden, 1946)

Plants & gardens - Brooklyn Botanic Garden. (Brooklyn Botanic Garden, 1947)

Plants & gardens - Brooklyn Botanic Garden. (Brooklyn Botanic Garden, 1948)

Plants & gardens - Brooklyn Botanic Garden. (Brooklyn Botanic Garden, 1949)

Plants & gardens - Brooklyn Botanic Garden. (Brooklyn Botanic Garden, 1952)

Plants & gardens - Brooklyn Botanic Garden. (Brooklyn Botanic Garden, 1954)

Plants & gardens - Brooklyn Botanic Garden. (Brooklyn Botanic Garden, 1958)

Plants & gardens - Brooklyn Botanic Garden. (Brooklyn Botanic Garden, 1959)

Plants & gardens - Brooklyn Botanic Garden. (Brooklyn Botanic Garden, 1960)

Plants & gardens - Brooklyn Botanic Garden. (Brooklyn Botanic Garden, 1964)

Plants & gardens - Brooklyn Botanic Garden. (Brooklyn Botanic Garden, 1965)

Plants & gardens - Brooklyn Botanic Garden. (Brooklyn Botanic Garden, 1967)

Plants & gardens - Brooklyn Botanic Garden. (Brooklyn Botanic Garden, 1969)

Plants & gardens - Brooklyn Botanic Garden. (Brooklyn Botanic Garden, 1970)

Plants & gardens - Brooklyn Botanic Garden. (Brooklyn Botanic Garden, 1971)

Plants & gardens - Brooklyn Botanic Garden. (Brooklyn Botanic Garden, 1974)

Plants & gardens - Brooklyn Botanic Garden. (Brooklyn Botanic Garden, 1977)

Plants & gardens - Brooklyn Botanic Garden. (Brooklyn Botanic Garden, 1978)

Plants & gardens - Brooklyn Botanic Garden. (Brooklyn Botanic Garden, 1982)

Plants & gardens - Brooklyn Botanic Garden. (Brooklyn Botanic Garden, 1984)

Plants & gardens - Brooklyn Botanic Garden. (Brooklyn Botanic Garden, 1988)

Plants & gardens - Brooklyn Botanic Garden. (Brooklyn Botanic Garden, 1991)

Plants & gardens - Brooklyn Botanic Garden. (Brooklyn Botanic Garden, 1992)

Plants and bulbs for fall - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (J.H. Small & Sons, 1932)

Plants for better gardens - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Littlefield-Wyman Nurseries, 1947)

Plants for better gardens - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Littlefield-Wyman Nurseries, 1944)

Plants for better gardens - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Littlefield-Wyman Nurseries, 1948)

Plants for better gardens - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Littlefield-Wyman Nurseries, 1945)

Plants for better gardens - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Littlefield-Wyman Nurseries, 1941)

Plants for better gardens - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Littlefield-Wyman Nurseries, 1942)

Plants for every purpose : fall 1924, spring 1925 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Coryell Nursery, 1924)

Plants for every purpose : fall 1925, spring 1926 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Coryell Nursery, 1925)

Plants for rock gardens - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Buskirk's Independence Nurseries, 1932)

Plants for rock gardens : gardening in a modern dress - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Buskirk's Independence Nurseries, 1930)

Plants of James' Bay collected by David Potter - Potter, David, 1894 -1967 (1929)

The plants of Michigan; simple keys for the identification of the native seed plants of the state - Gleason, Henry A. (Henry Allan), 1882 -1975 (G. Wahr, 1918)

Plants of Monroe County, New York, and adjacent territory - Beckwith, Florence. (1896)

Plants of possible insecticidal value : a review of the literature up to 1941 - United States. Office of Experiment Stations. (U.S. Dept. of Agriculture, Agricultural Research Administration, Bureau of Entomology and Plant Quarantine, 1945)

The plants of Prince Edward Island - Erskine, D. S. (David Sterling) (Plant Research Institute, Research Branch, Canada Dept. of Agriculture, 1960)

The plants of Prince Edward Island - Erskine, D. S. (David Sterling) (Research Branch, Agriculture Canada, 1985)