Handbook of grasses, treating of their structure, classification, geographical distribution and uses, also describing the British species and their habitats - Hutchinson, William M. (S. Sonnenschein, 1910)

Handbook of hardy herbaceous and alpine flowers - Sutherland, William. (Blackwood, 1871)

Handbook of hardy trees, shrubs, and herbaceous plants ... Based on the French work of Messrs. Decaisne and Naudin ...entitled 'Manuel de l'amateur des jardins,' and including the original woodcuts by Riocreux and Leblanc - Decaisne, Joseph, 1807 -1882 (Estes & Lauriat, 1873)

Handbook of hardy trees, shrubs, and herbaceous plants. Based on the French work of Messrs. Decaisne and Naudin entitled 'Manuel de l'amateur des jardins,' and including the original woodcuts by Riocreux and Leblanc - Decaisne, Joseph, 1807 -1882 (Estes & Lauriat, 1873)

Handbook of hardy trees, shrubs, and herbaceous plants : containing descriptions, native countries, etc. of a selection of the best species in cultivation, together with cultural details, comparative hardiness, suitability for different situations, etc. : based on the French work of Messrs. Decaisne and Naudin entitled 'Manuel de l'amateur des jardins, ' and including the original woodcuts by Riocreux and Leblanc - Decaisne, Joseph, 1807 -1882 (Longmans, Green, 1873)

A handbook of Nebraska grasses; with illustrated keys for their identification, together with a general account of their structure and economic importance - Link, George K. K. (George Konrad Karl), 1888 - (1915)

Handbook of plants and general horticulture - Henderson, Peter. (1890)

A handbook of systematic botany - Warming, Eugenius, 1841 -1924 (Swan, 1904)

Handbook of the British flora : a description of the flowering plants and ferns indigenous to, or naturalized in, the British Isles - Bentham, George, 1800 -1884 (Reeve, 1858)

Handbook of the British flora, a description of the flowering plants and ferns indigenous to or naturalised in the British Isles. For use of beginners and amateurs - Hooker, Joseph Dalton, 1817 -1911 (L. Reeve & co, 1900)

Handbook of the British flora; a description of the flowering plants and ferns indigenous to, or naturalized in the British Isles. For the use of beginners and amateurs - Bentham, George, 1800 -1884 (L. Reeve, 1865)

Handbook of the British flora; a description of the flowering plants and ferns indigenous to, or naturalized in, the British Isles - Bentham, George, 1800 -1884 (L. Reeve, 1865)

Handbook of the British flora: a description of the flowering plants and ferns indigenous to, or naturalised in the British Isles. For the use of beginners and amateurs - Bentham, George, 1800 -1884 (L. Reeve, 1908)

Handbook of the British flora: a description of the flowering plants and ferns indigenous to, or naturalized in, the British Isles. For the use of beginners and amateurs. By George Bentham - Hooker, Joseph Dalton, 1817 -1911 (L. Reeve & Co, 1920)

Handbook of the British flora: a description of the flowering plants and ferns indigenous to, or naturalised in, the British Isles. For the use of beginners and amateurs - Bentham, George, 1800 -1884 (L. Reeve & Co., ltd, 1918)

Handbook of the flora of Philadelphia and vicinity, containing data relating to the plants within the following radius: eastern Pennsylvania; all of New Jersey except the northern counties; and New Castle County, Delaware, with keys for identification of species - Brown, Stewardson, 1867 -1921 (Philadelphia Botanical Club, 1905)

Handbook of the New Zealand flora : a systematic description of the native plants of New Zealand and the Chatham, Kermadec's, Lord Auckland's, and Macquarrie's islands - Hooker, Joseph Dalton, 1817 -1911 (Reeve & Co, 1867)

Handbook of the Torquay flora; comprising the flowering plants and ferns growing in and around Torquay, with their respective habitats - Stewart, Robert, M.R.C.S. (E. Croydon, Royal Library, 1860)

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 botanischen terminologie und systemkunde - Bischoff, Gottlieb Wilhelm, 1797 -1854 (1830)

Handbuch der Experimental-Physiologie der Pflanzen : Untersuchungen über die allgemeinen Lebensbedingungen der Pflanzen und die Functionen ihrer Organe - Sachs, Julius, 1832 -1897 (W. Engelmann, 1865)

Handbuch der Experimental-Physiologie der Pflanzen : Untersuchungen uber die allgemeinen Lebensbedingungen der Pflanzen und die Functionen ihrer Organe - Sachs, Julius, 1832 -1897 (Wilhelm Engelmann, 1865)

Handbuch der Naturgeschichte. Zum Gebrauch bei vorlesungen - Burmeister, Hermann, 1807 -1892 (Verlag von Theod. Chr. Friedr. Enslin, 1836)

Handbuch der Pflanzen-Pathologie und Pflanzen-Teratologie - Nees von Esenbeck, C. G. (Christian Gottfried), 1776 -1858 (1841)

Handbuch der pflanzenkrankheiten begründet - Lindau, Gustav, 1866 -1923 (P. Parey, 1921)

Handbuch der Pflanzenkrankheiten - Graebner, Paul, 1871 -1933 (P. Parey, 1909)

Handbuch der Pflanzenkrankheiten - Graebner, Paul, 1871 -1933 (P. Parey, 1928)

Handbuch der Pflanzenkrankheiten - Graebner, Paul, 1871 -1933 (P. Parey, 1913)

Handbuch der Pflanzenkrankheiten - Graebner, Paul, 1871 -1933 (P. Parey, 1925)

Handbuch der Pflanzenkrankheiten - Graebner, Paul, 1871 -1933 (P. Parey, 1932)

Handbuch der Pflanzenkrankheiten - Sorauer, Paul, 1839 -1916 (P. Parey, 1921)

Handbuch der Pflanzenkrankheiten : für Landwirthe, Gärtner und Forstleute - Sorauer, Paul, 1839 -1916 (Wiegandt, Hempel & Parey, 1874)

Handbuch der Pflanzenkrankheiten - Lindau, Gustav, 1866 -1923 (P. Parey, 1908)

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

Handbuch für botanische Bestimmungsübungen - Niedenzu, Franz, 1857 -1937 (Engelmann, 1895)

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

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

A handy-book for the rambling botanist, suggesting what to look for and where to go in the out-door study of field flowers and ferns - Hibberd, Shirley, 1825 -1890 (Groombridge and Sons, 1873)

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, 1865)

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, 1868)

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, 1869)

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, 1877)

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, 1884)

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, 1885)

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, 1892)

Hardy herbaceous perennials, alpine and rock plants, hardy florists' flowers, bog and water plants - James Veitch & Sons. (James Veitch & Sons, Ltd, 1913)

Hardy northern seeds - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Darling & Beahan, 1910)

Hardy northern seeds for the home, field and garden - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Lou S. Darling Seed Co, 1916)

Hardy perennials - Macself, A. J. (Albert James), 1878 -1952 (Charles Scribner's Sons, 1922)

Harmon's seeds : agricultural tools, implements, woodenware, dairy and poultry supplies - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (H.T. Harmon & Co, 1901)

The Harnden Seed Co - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Harnden Seed Co, 1899)

Hart & Vick's garden book, spring 1945 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Hart & Vick, Inc, 1945)

Hart & Vick seeds for your garden, spring 1946 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Hart & Vick, Inc, 1946)

Harvey's seed annual, 1934 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Harvey Seed Company, Inc, 1934)

Harvey Seed Co. [catalog] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Harvey Seed Co, 1930)

Harvey Seed Company [catalog] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Harvey Seed Company, 1931)

Harvey Seed Company : spring 1932 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Harvey Seed Company, 1932)

Haupt, Preis liste der gangbarsten Gemüse, Gras, Blumen und landwirthschaftlichen Saaten : Herbst 1899, Frühjahr 1900 : No. 184, 30. Jahrgang - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Carl Robra, 1899)

Hauptkatalog, Nr. 92, 1907 : Wasserpflanzen, Baumschul und Stauden Katalog - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Heinrich Henkel, 1907)

Hauptverzeichnis über Samen und Pflanzen - Haage & Schmidt. (Haage & Schmidt, 1921)

The Hawaiian forester and agriculturist - Hawaii. Board of Commissioners of Agriculture; Forestry. (Advertiser pub. co., ltd. [etc.], 1906)

The Hawaiian forester and agriculturist - Hawaii. Board of Commissioners of Agriculture; Forestry. (Advertiser pub. co., ltd. [etc.], 1922)

Hay and pasture crops, grasses, clovers, etc - Ontario. Dept. of Agriculture. (Ontario, Dept. of Agriculture, 1919)

Hedwigia (Verlag und Druck von C. Heinrich, 1856)

Hedwigia (Verlag und Druck von C. Heinrich, 1866)

Hedwigia (Verlag und Druck von C. Heinrich, 1869)

Hedwigia (Verlag und Druck von C. Heinrich, 1874)

Hedwigia (Verlag und Druck von C. Heinrich, 1877)

Hedwigia (Verlag und Druck von C. Heinrich, 1880)

Hedwigia (Verlag und Druck von C. Heinrich, 1885)

Hedwigia (Verlag und Druck von C. Heinrich, 1889)

Hedwigia (Verlag und Druck von C. Heinrich, 1894)

Hedwigia (Verlag und Druck von C. Heinrich, 1897)

Hedwigia (Verlag und Druck von C. Heinrich, 1899)

Hedwigia (Verlag und Druck von C. Heinrich, 1900)

Hedwigia (Verlag und Druck von C. Heinrich, 1903)

Hedwigia (Verlag und Druck von C. Heinrich, 1919)

Hedwigia (Verlag und Druck von C. Heinrich, 1921)

Die Heimat - Verein Zur Pflege Der Natur- Und Landeskunde In Nordelbingen (Husum Druck- und Verlagsgesellschaft, 1891)

Die Heimat - Verein Zur Pflege Der Natur- Und Landeskunde In Nordelbingen (Husum Druck- und Verlagsgesellschaft, 1894)

Die Heimat - Verein Zur Pflege Der Natur- Und Landeskunde In Nordelbingen (Husum Druck- und Verlagsgesellschaft, 1896)

Helios - Huth, Ernst, 1845 -1897 (R. Friedländer & Sohn, 1892)

Helios - Huth, Ernst, 1845 -1897 (R. Friedländer & Sohn, 1910)

Helios - Huth, Ernst, 1845 -1897 (R. Friedländer & Sohn, 1926)

Henderson's 1936 farmers manual - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Peter Henderson & Co, 1936)

Henderson's 1937 farmers manual - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Peter Henderson & Co, 1937)

Henderson's 1938 farmers manual - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Peter Henderson & Co, 1938)

Henderson's American farmer's manual : 1893 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Peter Henderson & Co, 1893)

Henderson's American farmer's manual : 1897 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Peter Henderson & Co, 1897)

Henderson's farmer's manual : 1847-1912 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Peter Henderson & Co, 1912)

Henderson's farmer's manual : 1906 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Peter Henderson & Co, 1906)

Henderson's farmers manual - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Peter Henderson & Co, 1923)

Henderson's farmers manual : 1916 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Peter Henderson & Co, 1916)

Henderson's farmers manual : 1919 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Peter Henderson & Co, 1917)

Henderson's farmers manual : 1919 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Peter Henderson & Co, 1918)

Henderson's farmers manual : 1919 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Peter Henderson & Co, 1919)

Henderson's farmers manual : 1919 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Peter Henderson & Co, 1920)

Henderson's farmers manual : 1924 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Peter Henderson & Co, 1924)

Henderson's farmers manual : 1924 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Peter Henderson & Co, 1935)

Henderson's farmers manual : 1940 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Peter Henderson & Co, 1939)

Henderson's farmers manual : 1940 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Peter Henderson & Co, 1940)

Henderson's farmers manual : 1940 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Peter Henderson & Co, 1941)

Henderson's Hand-book of the grasses of Great Britain and America. Their generic and specific character - Henderson, John. (L. I., Journal publishing company, 1875)

Henderson's Handbook of plants and general horticulture - Henderson, Peter, 1822 -1890 (P. Henderson & Co, 1890)

Henderson's Handbook of plants and general horticulture - Henderson, Peter, 1822 -1890 (P. Henderson & Co, 1910)

Henderson's Handbook of plants and general horticulture - Henderson, Peter, 1822 -1890 (P. Henderson & company, 1910)

Henderson's special list of farm seeds - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Peter Henderson & Co, 1922)

Henderson's wheats - grasses - clovers for fall sowing - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Peter Henderson & Co, 1922)

Henderson's wheats-grasses-clovers for fall sowing - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Peter Henderson & Co, 1923)

Henderson's wheats grasses clovers for fall sowing - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Peter Henderson & Co, 1924)

Herbarium Musei Fennici : enumeratio plantarum Musei Fennici - Helsingin yliopisto. Kasvimuseo. (Ex officina typographica H.J. Simelii, 1889)

Herbarium vivum, of Verzameling van gedroogde voorbeelden van nuttige gewassen - Maatschappij van nijverheid, Haarlem. (V. Loosjes, 1839)

Herborisations à Salève - Fauconnet, Charles, 1811 -1876 (Impr. Carey frères, 1867)

Herborisations au Levant : Égypte, Syrie et Méditerranée - Barbey, William, 1842 -1914 (G. Bridel, 1882)

Herborisations dans le Jura central: Val de Travers, Creux-du-Van, Tourbières des Ponts et de la Brévine - Gillot, X. (Xavier), 1842 -1910 (Association typographique, 1891)

Les herborisations parisiennes; recherche, étude pratique et détermination facile des plantes qui croissent dans les environs de Paris - Baillon, H. (Henri), 1827 -1895 (O. Doin, 1890)

Der Hercynische Florenbezirk : Grundzüge der Pflanzenverbreitung im mitteldeutschen Berg- und Hügellande vom Harz bis zur Rhön, bis zur Lausitz und dem Böhmer Walde - Drude, Oscar, 1852 -1933 (W. Engelmann, 1902)

Hereditas - Mendelian Society of Lund. (Published by the Mendelian Society of Lund for the Scandinavian Association of Geneticists, 1922)

Les Hétéroptères Miridés de France. tome 1, les secteurs biogéographiques - Ehanno, Bernard 1935 - (1983)