Occasional papers of the Museum of Natural History, the University of Kansas - University of Kansas. Museum of Natural History. (The University, 1989)

Oesterreichische botanische Zeitschrift (A. Skofitz, 1862)

Oesterreichische botanische Zeitschrift (A. Skofitz, 1864)

Oesterreichische botanische Zeitschrift (A. Skofitz, 1865)

Oesterreichische botanische Zeitschrift (A. Skofitz, 1867)

Oesterreichische botanische Zeitschrift (A. Skofitz, 1868)

Oesterreichische botanische Zeitschrift (A. Skofitz, 1878)

Oesterreichische botanische Zeitschrift (A. Skofitz, 1879)

Oesterreichische botanische Zeitschrift (A. Skofitz, 1881)

Oesterreichische botanische Zeitschrift (A. Skofitz, 1886)

Oesterreichische botanische Zeitschrift (A. Skofitz, 1890)

Oesterreichische botanische Zeitschrift (A. Skofitz, 1896)

Oesterreichische botanische Zeitschrift (A. Skofitz, 1900)

Oesterreichische botanische Zeitschrift (A. Skofitz, 1902)

Oesterreichische botanische Zeitschrift (A. Skofitz, 1907)

Oesterreichische botanische Zeitschrift (A. Skofitz, 1908)

Oesterreichische botanische Zeitschrift (A. Skofitz, 1910)

Oesterreichische botanische Zeitschrift (A. Skofitz, 1911)

Oesterreichische botanische Zeitschrift (A. Skofitz, 1918)

Oesterreichische botanische Zeitschrift (A. Skofitz, 1920)

Oesterreichisches botanisches Wochenblatt ([L.W. Seidel], 1854)

Offer 454 : April/May 1953 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Herbst Brothers, 1953)

Offer 644 : June/July 1953 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Herbst Brothers, 1953)

Offer 653 : Sept./Oct. 1953 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Herbst Brothers, 1953)

Ohio Biological Survey notes - Ohio Biological Survey. (Ohio Biological Survey, 2017)

The Ohio naturalist - Ohio Academy of Science. (Biological Club of the Ohio State University, 1908)

The Ohio naturalist - Ohio Academy of Science. (Biological Club of the Ohio State University, 1906)

Oil shale tract C-b : environmental monitoring report - C-b Shale Oil Project. (Cathedral Bluffs Shale Oil Co, 1982)

Ok seeds - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (J.A. Everitt, 1901)

Oldman River Dam wildlife habitat mitigation program : preliminary survey of wetland habitat projects, 1995 - Alberta. Alberta Environmental Protection. (Alberta Environmental Protection], 1996)

Olds' 1917 catalog. "Olds' catalog tells the truth". 30th season - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (L.L. Olds Seed Company, 1917)

Olds' 1918 catalog. "Olds' catalog tells the truth". 31st season - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (L.L. Olds Seed Company, 1918)

Olds' catalog 1915 : 28th season [of] seeds for the farm and garden - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (L.L. Olds Co, 1915)

Olds' catalog 1916. farm and garden seeds, seed potatoes, poultry supplies, tools. 29th season - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (L.L. Olds Seed Company, 1916)

Olds' catalog 1920 : 33rd year - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (L.L. Olds Seed Company, 1920)

Olds' catalog of farm and garden seeds. 1919 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (L.L. Olds Seed Company, 1919)

One-hundred and ninth annual catalogue of high class seeds - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (J.M. Thorburn & Co, 1910)

One hundred and second annual catalogue of high-class seeds, 1903 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (J.M. Thorburn & Co, 1903)

Oregon Seed Store - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Braeger Brothers, 1936)

Oregon Seed Store - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Oregon Seed Store, 1935)

Oregon Seed Store, 1930 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Oregon Seed Store, 1930)

Oregon Seed Store, 1931 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Oregon Seed Store, 1931)

Oregon Seed Store, 1932 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Oregon Seed Store, 1932)

Oregon Seed Store, 1933 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Oregon Seed Store, 1933)

Ornamental and turf manual - Montana. Environmental Management Division. (The Division, 1986)

Die Ostsudeten; eine floristische Skizze - Hruby, Johann. (Landesdurch-forschungs-Komemission, 1914)

The Ottawa naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 1896)

Our 1924 complete annual catalog - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Routledge Seed & Floral Co, 1924)

Our 1925 complete annual catalog - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Routledge Seed & Floral Co, 1925)

Our 1926 complete annual catalog - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Routledge Seed & Floral Co, 1926)

Our 1927 complete annual catalog - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Routledge Seed & Floral Co, 1927)

Our complete annual catalog, 1929 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Routledge Seed & Floral Co, 1929)

Our complete annual catalog of highest quality seeds, bulbs, plants, roses, birds, poultry and garden supplies - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Routledge Seed & Floral Co, 1931)

Our complete annual catalog of highest quality seeds, bulbs, plants, roses, birds, poultry and garden supplies - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Routledge Seed & Floral Co, 1930)

Our forty-third annual catalog - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Portland Seed Company, 1935)

Our seeds grow friends : spring 1932 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (J. Chas. McCullough Seed Co, 1932)

Our seeds grow friends : spring 1933 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (J. Chas. McCullough Seed Co, 1933)

P-W's fall bulbs and plants - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Porter-Walton Co, 1940)

Pacific Seed Company 1902 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Bagnall & Son, 1902)

Painesville Nurseries : spring 1914 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Storrs and Harrison Co, 1914)

Painesville Nurseries : spring 1916 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Storrs and Harrison Co, 1916)

Pamietnik Fizyjograficzny (Druk K. Kowalewskiego, 1885)

Pamietnik Fizyjograficzny (Druk K. Kowalewskiego, 1886)

Pamietnik Fizyjograficzny (Druk K. Kowalewskiego, 1888)

Pamietnik Fizyjograficzny (Druk K. Kowalewskiego, 1889)

Pamietnik Fizyjograficzny (Druk K. Kowalewskiego, 1895)

Pamietnik Fizyjograficzny (Druk K. Kowalewskiego, 1896)

Pamietnik Fizyjograficzny (Druk K. Kowalewskiego, 1914)

Pamietnik Fizyjograficzny (Druk K. Kowalewskiego, 1916)

Pamietnik Fizyjograficzny (Druk K. Kowalewskiego, 1917)

Pamietnik Fizyjograficzny (Druk K. Kowalewskiego, 1918)

Pamphlets on forestry. Grazing (1900)

Pamphlets on forestry. History (1900)

Pamphlets on forestry in Kansas (1900)

The Pan-Pacific entomologist - Van Duzee, Edward P. (Edward Payson), 1861 -1940 (Pacific Coast Entomological Society, 1992)

A Partial bibliography of the mammals of Wyoming and adjacent states with special reference to density and habitat affinity - United States. Bureau of Land Management. (Wyoming Game & Fish Department, 1978)

Pasture grasses and forage plants, and their seeds, weeds, and parasites - Preston, Samuel P. (T. C. Jack, 1887)

Pasture, meadow, and forage crops in Nebraska - Hitchcock, A. S. (Albert Spear), 1865 -1935 (G.P.O, 1904)

Paxton's Botanical dictionary; comprising the names, history, and culture of all plants known in Britain; with a full explanation of technical terms. New ed. including all the new plants up to the present year - Paxton, Joseph, Sir, 1803 -1865 (Bradbury, Evans, & co, 1868)

Peace-Athabaska weeds : a reconnaissance appraisal - Canada. Department of Agriculture. (Division of Botany, Dept. of Agriculture, 1937)

Peace parkland native grassland stewardship program 2001/02 - Alberta. Fish; Wildlife Division. (Alberta Sustainable Resource Development, Fish & Wildlife Division, Resource Data and Species At Risk Section, 2004)

Pellet seeding on western rangelands - United States. Bureau of Land Management. (Agricultural Research Service and Forest Service, U.S. Dept. of Agriculture, 1963)

Pellet seeding on western rangelands - Hull, A. C. (Agricultural Research Service and Forest Service, U.S. Dept. of Agriculture, 1963)

Performance of several forage species on newly burned lodgepole pine sites - Northern Rocky Mountain Forest; Range Experiment Station (Missoula, Mont.) (Northern Rocky Mountain Forest and Range Experiment Station, 1953)

Permanent and temporary pastures - Sutton, Martin John, 1850 -1913 (Simpkin, Marshall, Hamilton, Kent & Co, 1891)

Permanent and temporary pastures - Sutton, Martin John, 1850 -1913 (Simpkin, Marshall, Hamilton, Kent, 1911)

Permanent and temporary pastures - Sutton, Martin John, 1850 -1913 (Simpkin, Marshall, Hamilton, Kent & Co, 1908)

Permanent and temporary pastures - Sutton, Martin John, 1850 -1913 (Hamilton, Adams & Co, 1888)

Permanent and temporary pastures - Sutton, Martin John, 1850 -1913 (Simpkin, Marshall, Hamilton, Kent & Co., limited, 1911)

Permanent and temporary pastures, with descriptions and coloured illustrations of leading natural grasses and clovers - Sutton, Martin John, 1850 -1913 (Hamilton, Adams, 1887)

Permanent pastures and meadows - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Farmer Seed Co, 1895)

Permanent sample plot (psp) field procedures manual - Alberta. Alberta Sustainable Resource Development. (Alberta Sustainable Resource Development, Public Lands and Forests Division, Forest Management Branch, 2005)

Pesticides documentation bulletin - National Agricultural Library (U.S.) (National Agricultural Library, U.S. Dept. of Agriculture, #c 1965-1969, 1965)

Peter Henderson & Co's American farmers manual - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Peter Henderson & Co, 1900)

Peter Henderson and Co's American farmers manual : 1899 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Peter Henderson & Co, 1899)

P.F. Cürie's Anleitung, die im mittleren und nördlichen Deutschland wildwachsenden und angebauten Pflanzen auf eine leichte und sichere Weise durch eigene Untersuchung zu bestimmen - Cürie, P. F. (C.G. Zobel, 1856)

Die Pflanzendecke Österreich-Ungarns. Auf Grund fremder und eigener Forschungen geschildert - Hayek, August von, 1871 -1928 (F. Deuticke, 1914)

Das Pflanzenleben der Schweiz - Christ, H. (Hermann), 1833 -1933 (F. Schulhess, 1882)

Die Pflanzenwelt Deutschlands; Lehrbuch der Formations- biologie. Eine Darstellung der Lebensgeschichte der wildwachsenden Pflanzenvereine und der Kulturflächen - Graebner, Paul, 1871 -1933 (Quelle & Meyer, 1909)

Die Phanerogamen - Flora Oesels und der benachbarten Eilande und Beitrag zur Flora der Insel Runoe - Sass, Arthur, Baron von. (Druck von H. Laakmann, 1860)

The physical and biological factors affecting maintenance and management of pinyon-juniper type species of the West - Betton, Harold B. (U.S. Department of the Interior, Bureau of Land Management, 1972)

Phyto-edaphic communities of the Upper Rio Puerco Watershed, New Mexico - Francis, Richard E. (U.S. Dept. of Agriculture, Forest Service, Rocky Mountain Forest and Range Experiment Station, 1986)

Phytologia - Moldenke, Harold N. (Harold Norman), 1909 -1996 (H.A. Gleason and H.N. Moldenke, 1978)

Phytologia - Moldenke, Harold N. (Harold Norman), 1909 -1996 (H.A. Gleason and H.N. Moldenke, 1981)

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, 1985)

Phytologia - Moldenke, Harold N. (Harold Norman), 1909 -1996 (H.A. Gleason and H.N. Moldenke, 1988)

Phytologia - Moldenke, Harold N. (Harold Norman), 1909 -1996 (H.A. Gleason and H.N. Moldenke, 1993)

Phytologia - Moldenke, Harold N. (Harold Norman), 1909 -1996 (H.A. Gleason and H.N. Moldenke, 2009)

Phytologia - Moldenke, Harold N. (Harold Norman), 1909 -1996 (H.A. Gleason and H.N. Moldenke, 2010)