Applied and economic botany, especially adapted for the use of students in technical schools, agricultural, pharmaceutical and medical colleges, and also as a book of reference for chemists, food analysts and students engaged in the morphological and physiological study of plants - Kraemer, Henry, 1868 -1924 (The author, 1914)

Applied and economic botany for students in technical and agricultural schools, pharmaceutical and medical colleges, for chemists, food analysts and for those engaged in the morphological and physiological study of plants - Kraemer, Henry, 1868 -1924 (J. Wiley & Sons, inc, 1916)

Applied and economic botany for students in technical and agricultural schools, pharmaceutical and medical colleges, for chemists, food analysts and for the those engaged in the morphological and physiological study of plants - Kraemer, Henry, 1868 -1924 (Wiley, 1916)

Aquilegia - Colorado Native Plant Society. (Colorado Native Plant Society, 2001)

Aquilegia - Colorado Native Plant Society. (Colorado Native Plant Society, 2015)

Aquilegia - Colorado Native Plant Society. (Colorado Native Plant Society, 2019)

Aquilegia - Colorado Native Plant Society. (Colorado Native Plant Society, 2020)

Aquilegia - Colorado Native Plant Society. (Colorado Native Plant Society, 2022)

The Arboretum bulletin - Arboretum Foundation (Seattle, Wash.) ([University of Washington, 1944)

The Arboretum bulletin - Arboretum Foundation (Seattle, Wash.) ([University of Washington, 1946)

Arboretum bulletin of the associates - University of Pennsylvania. Morris Arboretum. (The Morris Arboretum of the University of Pennylvania, 1941)

Archiv der Pharmazie - Deutscher Apotheker-Verein. (Deutscher Apotheker-Verein, 1869)

Archiv der Pharmazie - Deutscher Apotheker-Verein. (Deutscher Apotheker-Verein, 1873)

Archiv der Pharmazie - Deutscher Apotheker-Verein. (Deutscher Apotheker-Verein, 1889)

Archiv der Pharmazie - Deutscher Apotheker-Verein. (Deutscher Apotheker-Verein, 1857)

Archiv für Naturgeschichte (Nicolai, 1846)

Archiv für Naturgeschichte (Nicolai, 1888)

Aristocrats for the garden, 1932 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Harlan P. Kelsey, Inc, 1932)

Aristocrats for the garden, 1933 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Harlan P. Kelsey, Inc, 1933)

Aristocrats for the garden, 1934 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Harlan P. Kelsey, Inc, 1934)

Aristocrats for the garden, 1935 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Harlan P. Kelsey, Inc, 1935)

Armstrong Nurseries - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Armstrong Nurseries, 1933)

Armstrong Nurseries - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Armstrong Nurseries, 1934)

Armstrong Nurseries - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Armstrong Nurseries, 1938)

Armstrong Nurseries - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Armstrong Nurseries, 1939)

Armstrong Nurseries - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Armstrong Nurseries, 1935)

Armstrong Nurseries - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Armstrong Nurseries, 1936)

Armstrong Nurseries - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Armstrong Nurseries, 1932)

Armstrong Nurseries, 1937 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Armstrong Nurseries, 1937)

Arnoldia - Arnold Arboretum. (Arnold Arboretum, Harvard University, 1942)

Arnoldia - Arnold Arboretum. (Arnold Arboretum, Harvard University, 1974)

Arnoldia - Arnold Arboretum. (Arnold Arboretum, Harvard University, 1975)

Arnoldia - Arnold Arboretum. (Arnold Arboretum, Harvard University, 1979)

Arnoldia - Arnold Arboretum. (Arnold Arboretum, Harvard University, 1980)

Arnoldia - Arnold Arboretum. (Arnold Arboretum, Harvard University, 1984)

Arnoldia - Arnold Arboretum. (Arnold Arboretum, Harvard University, 1991)

Arnoldia - Arnold Arboretum. (Arnold Arboretum, Harvard University, 2020)

The ASB bulletin - Association of Southeastern Biologists. (Association of Southeastern Biologists, 1995)

Atala - Xerces Society. (Xerces Society, 1973)

Atala - Xerces Society. (Xerces Society, 1986)

Atala - Xerces Society. (Xerces Society, 1987)

Attract more pheasants! quail! grouse! song birds and other wildlife! : plant their favorite natural foods : trees, shrubs, vines, wildflowers - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Knickelbein's Wild Life Nurseries, 1950)

The Auburn Flower Gardens [price list] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Auburn Flower Gardens, 1929)

The Australian gardener: a monthly journal of floriculture and horticulture for professional, practical and amateur gardeners (Adelaide : AustralianGardener, 1905)

Australian Systematic Botany Society Newsletter - Australian Systematic Botany Society (Australian Systematic Botany Society, 1988)

Autumn ... - Grey, Thomas J. & Co. (Thomas J. Grey & Co, 1920)

Autumn ... - Grey, Thomas J. & Co. (Thomas J. Grey & Co, 1921)

Autumn ... - Grey, Thomas J. & Co. (Thomas J. Grey & Co, 1922)

Autumn 1890 wholesale catalogue to the trade only - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (United States Nurseries, 1890)

Autumn 1900 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Storrs and Harrison Co, 1900)

Autumn 1905 wholesale trade list - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Thomas Meehan & Sons, 1905)

Autumn 1911 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Thos. J. Grey Co, 1911)

Autumn 1912 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Thos. J. Grey Co, 1912)

Autumn, 1912 : catalog of bulbs, evergreen and deciduous trees, shrubs, herbaceous perennials, hardy vines and roses for autumn planting - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (New England Nurseries, 1912)

Autumn 1913 [catalog] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Thomas J. Grey & Co, 1913)

Autumn 1914 [catalog] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Thos. J. Grey Co, 1914)

Autumn 1915 [catalog] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Thos. J. Grey Co, 1915)

Autumn 1916 [catalog] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Thos. J. Grey Co, 1916)

Autumn 1919 [catalog] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wm. Warner Harper, 1919)

Autumn 1919 [catalog] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Thos. J. Grey Co, 1919)

Autumn 1920 [catalog] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Thos. J. Grey Co, 1920)

Autumn 1921 [catalog] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Thos. J. Grey Co, 1921)

Autumn 1922 [catalog] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Thos. J. Grey Co, 1922)

Autumn 1923 [catalog] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Thos. J. Grey Co, 1923)

Autumn 1924 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Fottler, Fiske, Rawson Co, 1924)

Autumn 1924 [catalog] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Thos. J. Grey Co, 1924)

Autumn 1925 [catalog] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Thos. J. Grey Co, 1925)

Autumn 1925 [catalog] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Fiske Seed Company, 1925)

Autumn catalogue : 1903 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Peter Henderson & Co, 1903)

Autumn catalogue : 1903 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Peter Henderson & Co, 1904)

Autumn catalogue : 1928 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (D.M. Andrews, 1928)

Autumn planting, 1941 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wayside Gardens, 1941)

Autumn planting, 1942 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wayside Gardens, 1942)

Autumn planting, 1943 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wayside Gardens, 1943)

Autumn rarities in bulbs and seeds : offer E28A (1937) - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Rex D. Pearce, 1937)

Autumn rarities in bulbs and seeds : offer no. 26 B - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Rex D. Pearce, 1936)

Autumn rarities in bulbs and seeds : offer no. 26 C - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Rex D. Pearce, 1936)

Autumn rarities in seeds, bulbs and plants : offer 38A (1942) - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Rex D. Pearce, 1942)

Autumn,1933 spring, 1934 catalogue of Rockmont Nursery : new or noteworthy plants, flowers for the rock garden, iris, phlox, seeds, shrubs and hardi cacti : new low prices - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (D.M. Andrews, 1933)

Azaleas, magnolias, hollies, evergreens, flowering shrubs, ornamental trees and perennials - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Mecklenburg Nurseries, Inc, 1937)

Azaleas, magnolias, hollies, evergreens, flowering shrubs, ornamental trees and perennials - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Jones Ornamental Nursery, 1936)

Azaleas, magnolias, hollies, evergreens, flowering shrubs, ornamental trees and perennials - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Mecklenburg Nurseries, Inc, 1936)

Azaleas, magnolias, hollies, evergreens, flowering shrubs, ornamental trees and perennials - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wood-Howell Nurseries, Inc, 1939)

Azaleas, magnolias, hollies, evergreens, flowering shrubs, ornamental trees and perennials - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wood-Howell Nurseries, Inc, 1937)

Azaleas, rhododendrons, kalmias, pieris, hemlocks, lilies, trilliums, cypripediums : surplus at very low prices, early spring shipment, 1932 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (E.C. Robbins, 1932)

B. & A. specialties : fall 1903 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Bobbink and Atkins, 1903)

The bacteriology of diphtheria, including sections on the history, epidemiology and pathology of the disease, the mortality caused by it, the toxins and antitoxins and the serum disease - Bolduan, Charles, 1873 -1950 (University Press, 1913)

Banisteria : a journal devoted to the natural history of Virginia - Virginia Natural History Society. (Virginia Natural History Society, 2000)

Banisteria : a journal devoted to the natural history of Virginia - Virginia Natural History Society. (Virginia Natural History Society, 2001)

Banisteria : a journal devoted to the natural history of Virginia - Virginia Natural History Society. (Virginia Natural History Society, 2003)

Banisteria : a journal devoted to the natural history of Virginia - Virginia Natural History Society. (Virginia Natural History Society, 2010)

Bargain book, 1938 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Boyd Nursery Co, 1938)

Barnard's 1927 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Barnard, 1927)

Barnard's seeds bulbs - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Barnard, 1925)

Barnes Brothers Nursery Co., Inc - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Barnes Bros. Nursery Co, 1933)

Barnes Brothers of Yalesville - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Barnes Bros. Nursery Co, 1941)

[Barr & Sugden materials] - Barr & Son (London, England) (1886)

[Barr & Sugden materials] - Barr & Son (London, England) (1880)

[Barr & Sugden materials] - Barr & Son (London, England) (1883)

[Barr & Sugden materials] - Barr & Son (London, England) (1885)

[Barr & Sugden materials] - Barr & Son (London, England) (1871)

[Barr & Sugden materials] - Barr & Son (London, England) (1882)

[Barr & Sugden materials] - Barr & Son (London, England) (1872)

[Barr & Sugden materials] - Barr & Son (London, England) (1881)

[Barr & Sugden materials] - Barr & Son (London, England) (1869)

[Barr & Sugden materials] - Barr & Son (London, England) (1887)

[Barr & Sugden materials] - Barr & Son (London, England) (1884)

Barr & Sugden's spring seed catalogue and guide to the flower and kitchen garden - Barr & Son (London, England) (Barr & Sugden, 1872)

Barr's fall planting guide and nursery catalog - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (B.F. Barr Nurseries, 1929)

Barr's fall planting guide and nursery catalog - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (B.F. Barr Nurseries, 1931)

Barr's Nurseries, 1937 : quality evergreens, trees, shrubs, roses, bulbs, flowering plants, etc - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (B.F. Barr Nurseries, 1937)

Barr's Nurseries, 1938 : "will grow" evergreens, trees, shrubs, roses, bulbs, flowering plants, etc - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (B.F. Barr Nurseries, 1938)

Barr's nursery catalog 1921 : ornamental trees, shrubs hardy perennials, etc - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (B.F. Barr & Co, 1921)

Barr's nursery catalog : 1922 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (B.F. Barr & Co, 1922)

Barr's nursery catalog : 1922-3 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (B.F. Barr & Co, 1922)

Barr's nursery catalog 1924 : ornamental trees, shrubs, hardy perennials, etc - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (B.F. Barr & Co, 1924)

Barr's nursery catalog : 1927 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (B.F. Barr Nurseries, 1927)

Barr's nursery catalog : 1928 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (B.F. Barr Nurseries, 1928)

Barr's nursery catalog, 1932 : how, when, where and what to plant - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (B.F. Barr Nurseries, 1932)

Barr's nursery catalog, 1933 : how, when, where and what to plant - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (B.F. Barr Nurseries, 1933)

Barr's nursery catalog, 1934 : how, when, where and what to plant - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (B.F. Barr Nurseries, 1934)

Barr's nursery catalog, 1935 : how, when, where and what to plant - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (B.F. Barr Nurseries, 1935)

Barr's nursery catalog : how, when, where and what to plant : 1930 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (B.F. Barr Nurseries, 1930)

Barr's nursery catalog : how, when, where and what to plant, 1936 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (B.F. Barr Nurseries, 1936)

Barr's nursery catalog : how, when, where and what to plant, 1939 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (B.F. Barr Nurseries, 1939)

Barr's nursery catalog. ornamental trees, shrubs hardy perennials, etc 1920 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (B.F. Barr & Company, 1920)

Bartonia;proceedings of the Philadelphia botanical club ... - Philadelphia Botanical Club. (Philadelphia Botanical Club, Academy of Natural Sciences, 1908)

Bartonia;proceedings of the Philadelphia botanical club ... - Philadelphia Botanical Club. (Philadelphia Botanical Club, Academy of Natural Sciences, 1929)

Bartonia;proceedings of the Philadelphia botanical club ... - Philadelphia Botanical Club. (Philadelphia Botanical Club, Academy of Natural Sciences, 1957)

Bartonia;proceedings of the Philadelphia botanical club ... - Philadelphia Botanical Club. (Philadelphia Botanical Club, Academy of Natural Sciences, 1973)

Bartonia;proceedings of the Philadelphia botanical club ... - Philadelphia Botanical Club. (Philadelphia Botanical Club, Academy of Natural Sciences, 1980)

Bartonia;proceedings of the Philadelphia botanical club ... - Philadelphia Botanical Club. (Philadelphia Botanical Club, Academy of Natural Sciences, 1986)

Bartonia;proceedings of the Philadelphia botanical club ... - Philadelphia Botanical Club. (Philadelphia Botanical Club, Academy of Natural Sciences, 2000)

Bartonia;proceedings of the Philadelphia botanical club ... - Philadelphia Botanical Club. (Philadelphia Botanical Club, Academy of Natural Sciences, 2002)

Bartonia;proceedings of the Philadelphia botanical club ... - Philadelphia Botanical Club. (Philadelphia Botanical Club, Academy of Natural Sciences, 2006)

Bartonia;proceedings of the Philadelphia botanical club ... - Philadelphia Botanical Club. (Philadelphia Botanical Club, Academy of Natural Sciences, 2009)

Bartonia;proceedings of the Philadelphia botanical club ... - Philadelphia Botanical Club. (Philadelphia Botanical Club, Academy of Natural Sciences, 2011)

The Bay State handbook of general information on trees and hardy plants 1917 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Bay State Nurseries, 1917)

The Bay State handbook of general information on trees and hardy plants 1918 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Bay State Nurseries, 1918)

The Bay State handbook of general information on trees and hardy plants : 1919 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Bay State Nurseries, 1919)

The Bay State Nurseries [catalog] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (W.H. Wyman, 1911)

The Bay State Nurseries [catalog] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (W.H. Wyman, 1915)

The Bay State Nurseries [catalog] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Windsor H. Wyman, 1910)

Beautiful gardens : how to make and maintain them - Wright, Walter P. (Walter Page), 1864 -1940 (Cassell and company, 1909)

The beautifying of country homes : Rose Hill Nurseries - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Siebrecht & Son, 1904)

Beauty out-of-doors for American homes - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Louisville Nurseries, 1929)

Beauty out-of-doors for American homes - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Louisville Nurseries, 1930)

Beauty out-of-doors for American homes [catalog] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Louisville Nurseries, 1928)

Beckert's bulb catalogue : 1915 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Beckert's Seed Store, 1915)

Beckert's bulb catalogue : fall 1918 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Beckert's Seed Store, 1916)

Beckert's seed store : 1915 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Beckert's Seed Store, 1915)

Beckert's seed store : 1915 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Beckert's Seed Store, 1916)

Beckert's wholesale price-list for market-gardeners and florists - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Beckert's Seed Store, 1916)

Bedding plants and bulbs for the home garden, 1934 : landscape service with a complete line of nursery stock - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Valentin Burgevin, Inc, 1934)

Bedding plants and bulbs for the home garden : landscape service with a complete line of nursery stock : 1933 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Valentin Burgevin, Inc, 1933)

Bedding plants, perennials, roses : 1928 [catalog] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Valentin Burgevin, Inc, 1928)

Bedding plants, perennials, roses : 1929 [catalog] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Valentin Burgevin, Inc, 1929)

Bedding plants, perennials, roses, 1930 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Valentin Burgevin, Inc, 1930)

The bee-keeper's guide : or Manual of the apiary - Cook, Albert John, 1842 -1916 (George W. York & Co, 1910)

The bee-keeper's guide; or, Manual of the apiary - Cook, Albert John, 1842 -1916 (George W. York & company, 1902)

The bee-keeper's guide; or Manual of the apiary - Cook, Albert John, 1842 -1916 (1891)

The bee-keeper's guide; or, Manual of the apiary - Cook, Albert John, 1842 -1916 (George W. York & company, 1904)

The bee-keeper's guide : or Manual of the apiary - Cook, Albert John, 1842 -1916 (George W. York & Co, 1894)

The bee-keeper's guide, or Manual of the apiary - Cook, Albert John, 1842 -1916 (G. W. York, 1899)

The bee-keeper's guide : or, Manual of the apiary - Cook, Albert John, 1842 -1916 (York, 1902)

Beekeeping; a discussion of the life of the honeybee and of the production of honey - Phillips, Everett Franklin, 1878 -1951 (The Macmillan company, 1915)

Beeton's Dictionary of everyday gardening ... to which is added a monthly calendar of garden work throughout the year - Beeton, Samuel Orchart, 1831 -1877 (Ward, Lock, 1909)

Beeton's new gardening book : a popular exposition of the art and science of gardening, and every thing that pertains to the garden and its culture in all its branches ; with 350 illustrations - Beeton, Samuel Orchart, 1831 -1877 (Ward, Lock and Co, 1900)

Beihefte zum botanischen Centralblatt (Verlag von Gebrüder Gotlhelft, 1897)

Beihefte zum Botanischen Centralblatt Abteilung B Systematik, Pflanzengeographie, angewandte Botanik, etc (Verlag von C. Heinrich, 1897)

Belgique horticole - Morren, Édouard, 1833 -1886 (1851)