Handbuch der Blütenbiologie, unter Zugrundelegung von Herman Müllers Werk: "Die Befruchtung der Blumen durch Insekten." - Knuth, Paul, 1854 -1899 (W. Engelmann, 1898)

Handbuch der Botanik - Schenk, A. (August), 1815 -1891 (E. Trewendt, 1879)

Handbuch der Entwickelungsgeschichte des Menschen : mit vergleichender Rücksicht der Entwickelung der Säugethiere und Vögel : nach fremden und eigenen Beobachtungen - Valentin, Gabriel Gustav 1810 -1883 (August Rücker, 1835)

Handbuch der medicinisch-pharmaceutischen Botanik - Polet, C. B. (Verlag von C.B. Polet, 1850)

Handbuch der Pharmakognosie - Remy, E. (C. H. Tauchnitz, 1909)

Handbuch der Physiologie des Menschen - Nagel, Wilibald A., 1870 -1911 (F. Vieweg, 1909)

Handbuch der systematischen botanik, mit besonderer berücksichtigung der arzneipflanzen. Bd. 1 - Luerssen, Christian, 1843 -1916 (H. Haessel, 1879)

Handbuch zur Erkennung der nutzbarsten und am häufigsten vorkommenden Gewächse - Link, Heinrich Friedrich, 1767 -1851 (Spenerschen Buchhandlung, 1829)

Handlexikon der Naturwissenschaften und Medizin - Bechhold, H. (Heinrich), 1866 -1937 (Bechhold, 1919)

Handwörterbuch der Pharmakognosie des Pflanzenreichs - Wittstein, Georg Christian, 1810 -1887 (E. Trewendt, 1882)

Handwörterbuch der naturwissenschaften - Verworn, Max, 1863 -1921 (G. Fischer, 1912)

Hardwicke's science-gossip : an illustrated medium of interchange and gossip for students and lovers of nature - Cooke, M. C. (Mordecai Cubitt), 1825 -1914 (Robert Hardwicke, 1871)

Hardwicke's science-gossip : an illustrated medium of interchange and gossip for students and lovers of nature - Cooke, M. C. (Mordecai Cubitt), 1825 -1914 (Robert Hardwicke, 1880)

Hardwicke's science-gossip : an illustrated medium of interchange and gossip for students and lovers of nature - Cooke, M. C. (Mordecai Cubitt), 1825 -1914 (Robert Hardwicke, 1889)

Hardwicke's science-gossip : an illustrated medium of interchange and gossip for students and lovers of nature - Cooke, M. C. (Mordecai Cubitt), 1825 -1914 (Robert Hardwicke, 1891)

Hardy deciduous and evergreen trees, vines, shrubs and fruits : 1930 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Morris Nursery Company, 1930)

Hardy deciduous and evergreen trees, vines, shrubs and fruits - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Morris Nursery Company, 1932)

Hardy ferns and flowers - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Kenneth E. Gillett, 1929)

Hardy ferns and flowers - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Kenneth E. Gillett, 1930)

Hardy ferns and flowers - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Kenneth E. Gillett, 1931)

Hardy ferns and flowers - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Kenneth E. Gillett, 1932)

Hardy ferns and flowers, and roses : over 60 kinds of lilies, bog plants and orchids in great variety, hardy ornamentals, native shrubs, etc - Gillett, Edward (Firm) (Edward Gillett, 1920)

Hardy ferns and flowers, and roses : over 60 kinds of lilies, bog plants and orchids in great variety, hardy ornamentals, native shrubs, etc - Gillett, Edward (Firm) (Edward Gillett, 1922)

Hardy ferns, wild and rock garden plants, evergreens, 1934 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Ferndale Nursery, 1934)

Hardy ferns, wild and rock garden plants, evergreens : 1945 retail catalog - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Ferndale Nursery, 1945)

Hardy ferns, wild and rock garden plants, evergreens, hardy plants for better homes and gardens : 1931 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Ferndale Nursery, 1931)

Hardy ferns, wild and rock garden plants, evergreens, hardy plants for better homes and gardens : 1930 [catalog] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Ferndale Nursery, 1930)

Hardy flowers. Descriptions of upwards of thirteen hundred of the most ornamental species, with directions for their arrangement, culture, etc. ... - Robinson, W. (William), 1838 -1935 (Macmillan, 1878)

Hardy garden flowers - Biltmore Nursery (Biltmore, N.C.) (Biltmore Nursery, 1912)

Hardy garden flowers - Biltmore Nursery (Biltmore, N.C.) (Biltmore Nursery, 1910)

Hardy herbaceous & Alpine plants : Spring 1927 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wayside Gardens Co, 1927)

Hardy herbaceous & Alpine plants : spring 1928 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wayside Gardens Co, 1928)

Hardy herbaceous & Alpine plants : spring 1929 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wayside Gardens Co, 1929)

Hardy herbaceous & Alpine plants : wholesale catalog, Spring 1927 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wayside Gardens Co, 1927)

Hardy herbaceous & Alpine plants : wholesale catalog, Spring 1929 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wayside Gardens Co, 1929)

Hardy herbaceous & Alpine plants : wholesale catalog, spring 1930 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wayside Gardens Co, 1930)

Hardy herbaceous & Alpine plants : wholesale catalog, Spring 1928 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wayside Gardens Co, 1928)

Hardy herbaceous and Alpine plants : Autumn 1925 [catalog] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wayside Gardens, 1925)

Hardy herbaceous and Alpine plants : Autumn 1926 [catalog] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wayside Gardens, 1926)

Hardy herbaceous and Alpine plants : Spring 1926 [catalog] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wayside Gardens, 1926)

Hardy herbaceous and Alpine plants : wholesale catalog, Autumn 1926 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wayside Gardens, 1926)

Hardy herbaceous and Alpine plants : wholesale catalog, Spring 1926 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wayside Gardens, 1926)

Hardy herbaceous plants - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Bobbink & Atkins, 1924)

Hardy herbaceous plants - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Bobbink & Atkins, 1929)

Hardy herbaceous plants - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Bobbink & Atkins, 1931)

Hardy herbaceous plants - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Bobbink & Atkins, 1932)

Hardy herbaceous plants - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (The Firm, 1926)

Hardy herbaceous plants - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Bobbink & Atkins, 1930)

Hardy herbaceous plants and ornamental grasses - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Bobbink and Atkins, 1903)

Hardy native and imported alpines and perennials : retail catalog 1938 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wm. Borsch & Son, Inc, 1938)

Hardy perennial flowers for 1931 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Stumpp & Walter Co, 1931)

Hardy perennial plants [price list] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Upper Bank Nurseries, 1927)

Hardy perennials and rock garden plants for fall planting : fall 1935 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Arthur Lee, 1935)

Hardy perennials and rock plants - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Upper Bank Nurseries, 1930)

Hardy perennials and rock plants, wholesale : fall 1928 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Hammonton Hardy Plant Nursery, 1928)

Hardy perennials and rock plants, wholesale : fall 1929 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Hammonton Hardy Plant Nursery, 1929)

Hardy perennials and rock plants, wholesale : fall 1930 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Hammonton Hardy Plant Nursery, 1930)

Hardy perennials and rock plants, wholesale : spring 1929 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Hammonton Hardy Plant Nursery, 1929)

Hardy perennials and rock plants, wholesale : spring 1930 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Hammonton Hardy Plant Nursery, 1930)

Hardy perennials and rock plants, wholesale : spring 1931 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Hammonton Hardy Plant Nursery, 1931)

Hardy perennials and rock plants wholesale : spring 1932 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Hammonton Hardy Plant Nursery, 1932)

Hardy perennials : for fall or spring delivery - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Mount Arbor Nurseries, 1944)

Hardy perennials, trees, evergreens, shrubs, roses - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Upton Gardens, 1947)

Hardy perennials, trees, evergreens, shrubs, roses - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Upton Gardens, 1945)

Hardy perennials, trees, evergreens, shrubs, roses - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Upton Gardens, 1944)

Hardy perennials wholesale : spring 1927 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Hammonton Hardy Plant Nursery, 1927)

Hardy plants and trees for garden and orchard : reference guide and catalog, what and where to plant - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Edward Lehde Nurseries, 1937)

Hardy plants by Wayside Gardens : root strength, 1934 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wayside Gardens, 1934)

Hardy plants for New England gardens, 1934 : perennials, rock plants, flowering shrubs, evergreens - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Gray & Cole, 1934)

Hardy plants for New England gardens, 1937 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Gray & Cole, 1937)

Hardy plants for New England gardens, 1938 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Gray & Cole, 1938)

Hardy plants for New England gardens, 1941 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Gray & Cole, 1941)

Hardy plants for New England gardens : perennials, rock plants, flowering shrubs, evergreens, 1933 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Gray & Cole, 1933)

Hardy plants for New England gardens : perennials, rock plants, flowering shrubs, evergreens, 1936 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Gray & Cole, 1936)

Hardy plants for New England gardens : perennials, rock plants, flowering shrubs, evergreens, 1935 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Gray & Cole, 1935)

Hardy plants for New England gardens : perennials, rock plants, flowering shrubs, evergreens, 1932 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Gray & Cole, 1932)

Hardy plants for New England gardens : perennials, rock plants, flowering shrubs, evergreens, 1940 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Gray & Cole, 1940)

Hardy plants for the home garden, 1939 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (W.A. Toole, 1939)

Hardy plants for the home garden, 1941 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (W.A. Toole, 1941)

Hardy plants for the home garden, 1942 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (W. A. Toole of Garry-Nee-Dule, 1942)

Hardy plants for the home garden : Wisconsin wild flowers, perennials and herb plants : fall of 1941 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (W.A. Toole, 1941)

Hardy plants for the rock-garden [price list] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wyman's Framingham Nurseries, 1929)

Hardy plants, rock plants, lilies, bulbs : autumn 1934 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wayside Gardens Co, 1934)

Hardy plants, rock plants, lilies, bulbs, seeds : wholesale catalog, spring 1935 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wayside Gardens, 1935)

Hardy plants, rock plants, lilies, bulbs : wholesale catalog, autumn 1933 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wayside Gardens Co, 1933)

Hardy plants, rock plants, lilies, bulbs : wholesale catalog, autumn 1934 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wayside Gardens Co, 1934)

Hardy plants : root strength, 1936 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wayside Gardens, 1936)

Hardy plants, root strength, 1937 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wayside Gardens, 1937)

Hardy plants, root strength, 1938 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wayside Gardens, 1938)

Hardy plants : roses, shrubs, lilies, bulbs, seeds : wholesale catalog, spring 1941 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wayside Gardens Co, 1941)

Hardy trees, shrubs and plants - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (New England Nurseries, 1910)

Hardy trees, shrubs and plants - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Julius Roehrs Company, 1919)

Hardy trees, shrubs, plants - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Daybreak Nurseries, 1936)

Hardy trees, shrubs, plants - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Louis A. Byrne Nurseries, Inc, 1936)

Hardy trees, shrubs, vines, roses, plants and their uses : spring 1914 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (New England Nurseries Co, 1914)

Hardy wildflowers, hardy ferns, perennials, rock plants, gladiolus bulbs, garden supplies : 1951 spring, fall 1951 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Lounsberry Gardens, 1951)