A guide to Belfast and the counties of Down & Antrim - Belfast Naturalists' Field Club. (M'Caw, Stevenson & Orr, ltd, 1902)

Guide to range plant community types and carrying capacity for the Peace River parkland subregion in Alberta : first approximation - Canada. Agriculture; Agri-Food Canada. (Alberta Sustainable Resource Development, 2007)

Guide to the spring flowers of Minnesota, field and garden - Clements, Frederic E. (Frederic Edward), 1874 -1945 (University of Minnesota, 1913)

A guide to the wild flowers east of the Mississippi and north of Virginia - Taylor, Norman, 1883 -1967 (Greenberg, 1928)

Guideline for wetland establishment on reclaimed oil sands leases - Alberta. Alberta Environment. Environmental Services. (Alberta Environment, Environmental Service, 2000)

Guideline for wetland establishment on reclaimed oil sands leases - Alberta. Alberta Environment. (Alberta Environment, 2008)

Haandbog i den danske flora - Lange, Joh., 1818 -1898 (C.A. Reitzel, 1851)

Haliburton flora : an annotated list of the vascular plants of the County of Haliburton, Ontario - Royal Ontario Museum. (Royal Ontario Museum, 1991)

Hamburger Garten- und Blumenzeitung (R. Kittler, 1879)

Hand-list of herbaceous plants cultivated in the Royal Botanic Gardens (Printed for H. M. Stationery Off. by Darling, 1902)

Handbok i Skandinaviens flora : innefattande sveriges och norges växter, till och med mossorna - Hartman, Carl Johan, 1790 -1849 (Z. Haeggström, 1864)

A handbook of British lepidoptera - Meyrick, Edward, 1854 -1938 (Maomillan, 1895)

Handbook of flower pollination : based upon Hermann Müller's work ʻThe fertilisation of flowers by insectsʼ - Knuth, Paul, 1854 -1899 (Clarendon Press, 1906)

Handbook of flower pollination based upon Hermann Müller's work 'The fertilisation of flowers by insects' - Knuth, Paul, 1854 -1899 (Clarendon Press, 1906)

Handbook of flower pollination based upon Hermann Müller's work The fertilisation of flowers by insects - Knuth, Paul, 1854 -1899 (Clarendon press, 1906)

Handbook of flower pollination based upon Hermann Müller's work The fertilisation of flowers by insects - Knuth, Paul, 1854 -1899 (Clarendon press, 1908)

A handbook of systematic botany - Warming, Eugenius, 1841 -1924 (Macmillan & Co, 1895)

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, 1858)

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 to the natural history of Cambridgeshire - Shipley, A. E. Sir, (Arthur Everett), 1861 -1927 (University press, 1904)

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 Forstwissenschaft - Lorey, Tuisko von, 1845 -1901 (H. Laupp, 1912)

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

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

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

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, 1875)

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, 1888)

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)

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)

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

Hardy wild flowers from Montana - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Mrs. Albert Obergfell, 1927)

Harper's guide to wild flowers - Creevey, Caroline A. Stickney, 1843 -1920 (Harper, 1912)

Hart's 1936 catalog - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Hart's Nursery, 1936)

he bei mu lan wei chang zhi wu zhi 河北木兰围场植物志 - Zhao, Jiancheng & Kong Zhaopu 赵建成, 孔照普 (ke xue chu ban she科学出版社, 2008)

he bei yuan chan ji xi xian zai pei zhi wu ming lu - Beijing da xue. Sheng wu xi.

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, 1905)

Hedwigia (Verlag und Druck von C. Heinrich, 1914)

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

Helios - Huth, Ernst, 1845 -1897 (R. Friedländer & Sohn, 1906)

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

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

Herbarium normale : herbier des plantes nouvelles, peu connues et rares d'Europe principalement de France et d'Allemagne - Keck, K. (Karl), 1825 -1894 (F. Schultz, 1907)

Herbertia - American Plant Life Society. ([American Plant Life Society], 1998)

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

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)

Les Hétéroptères Miridés de France : inventaire critique des espèces recensées des territoires étudiés, des milieux explorés, d'après les travaux des auteurs depuis 1820 et les données personnelles. tome II-A, Inventaire et synthèses écologiques - Ehanno, Bernard 1935 - (1987)

Histoire des plantes d'Europe, ou élémens de botanique pratique. Ouvrage dans lequel on donne le signalement précis, suivant la méthode et les principes de Linné, des plantes indigenes, des étrangeres les plus utiles, et une suite d'observations modernes - Gilibert, Jean Emmanuel, 1741 -1814 (Chez Amable Leroy, 1798)

Histoire des plantes - Baillon, H. (Henri), 1827 -1895 (Librairie Hachette, 1888)

Histoire naturelle des drogues simples, ou, Cours d'histoire naturelle professé à l'École de pharmacie de Paris - Guibourt, N.-J.-B.-G. (Nicolas Jean Baptiste Gaston), 1790 -1867 (J. Baillière, 1849)

Histoire naturelle des drogues simples : ou Cours d'histoire naturelle professé a l'École supérieure de pharmacie de Paris - Guibourt, N.-J.-B.-G. (Nicolas Jean Baptiste Gaston), 1790 -1867 (J.-B. Baillière et fils, 1876)

Histoire naturelle des Iles Canaries - Webb, Philip Barker, 1793 -1854 (Béthune, éditeur, 1836)

Histoire naturelle des insectes. Spécies général des lépidoptères - Boisduval, Jean Alphonse, 1801 -1879 (Roret, 1852)

Histoire naturelle des végétaux. Phanérogames, Phanérogames - Spach, Edouard, 1801 -1879 (Librairie encyclopédique de Roret, 1836)

Historia fisica y politica de Chile segun documentos adquiridos en esta republica durante doce anos de residencia en ella y publicada bajo los auspicios del supremo gobierno - Gay, Claudio, 1800 -1873 (En casa del autor, 1845)

A history of British moths - Morris, F. O. (Francis Orpen), 1810 -1893 (John C. Nimmo, 1903)

History of the Berwickshire Naturalists' Club - Berwickshire Naturalists' Club. (1834)

History of the Berwickshire Naturalists' Club - Berwickshire Naturalists' Club. (1850)

History of the Berwickshire Naturalists' Club - Berwickshire Naturalists' Club. (1882)

History of the Berwickshire Naturalists' Club - Berwickshire Naturalists' Club. (1890)

History of the Berwickshire Naturalists' Club - Berwickshire Naturalists' Club. (1906)

History of the Berwickshire Naturalists' Club - Berwickshire Naturalists' Club. (1923)

History of the Berwickshire Naturalists' Club - Berwickshire Naturalists' Club. (1929)

History of the Berwickshire Naturalists' Club - Berwickshire Naturalists' Club. (1935)

History of the Berwickshire Naturalists' Club - Berwickshire Naturalists' Club. (1938)

History of the Berwickshire Naturalists' Club - Berwickshire Naturalists' Club. (1959)

History of the Berwickshire Naturalists' Club - Berwickshire Naturalists' Club. (1988)

History of the Berwickshire Naturalists' Club - Berwickshire Naturalists' Club. (1992)

History of the Berwickshire Naturalists' Club - Berwickshire Naturalists' Club. (1999)

History of the Berwickshire Naturalists' Club, instituted September 22, 1831 [Vol. 1 of proceedings, corr. and reprinted] - Berwickshire Naturalists' Club. (H.H. Blair, 1885)

Hoffmann-Dennert botanischer Bilderatlas, nach dem naturlichen Pflanzensystem - Dennert, Eberhard, 1861 -1942 (Schweizerbart, 1911)

House & garden (Condé Nast Publications, etc.], 1910)

How to find and name wild flowers; being a new method of observing and identifying upwards of 1,200 species of flowering plants in the British isles - Fox, Thomas. (Cassell, 1906)

How to know the wild flowers; a guide to the names, haunts, and habits of our common wild flowers - Parsons, Frances Theodora, 1861 -1952 (C. Scribner's sons, 1898)

How to know the wild flowers : a guide to the names, haunts, and habits of our common wild flowers - Parsons, Frances Theodora, 1861 -1952 (C. Scribner, 1895)

How to know the wild flowers: a guide to the names, haunts, and habits of our common wild-flowers - Parsons, Frances Theodora, 1861 -1952 (C. Scribner's sons, 1900)

How to know the wild flowers. A guide to the names, haunts, and habits of our common wild flowers - Parsons, Frances Theodora, 1861 -1952 (C. Scribner's Sons, 1893)

How to know the wild flowers : a guide to the names, haunts, and habits of our common wild flowers - Parsons, Frances Theodora, 1861 -1952 (Scribner, 1921)

How to know the wild flowers : a guide to the names, haunts, and habits of our common wild flowers - Parsons, Frances Theodora, 1861 -1952 (C. Scribner's sons, 1893)

How to know the wild flowers : a guide to the names, haunts, and habits of our common wild flowers - Parsons, Frances Theodora, 1861 -1952 (Charles Scribner's Sons, 1893)

How to know the wild flowers : a guide to the names, haunts, and habits of our common wild flowers - Parsons, Frances Theodora, 1861 -1952 (Charles Scribner's Sons, 1913)

How to know the wild flowers : a guide to the names, haunts and habits of our common wild flowers - Parsons, Frances Theodora, 1861 -1952 (Scribner's, 1904)

huang tu gao yuan zhi wu zhi - Xi bei zhi wu yan jiu suo 西北植物研究所 (ke xue chu ban she, 2000)

Humboldt; Monatsschrift für die gesamten Naturwissenschaften - Damer, Otto, 1839 -1916 (F. Enke, 1887)

Humboldt; Monatsschrift für die gesamten Naturwissenschaften - Damer, Otto, 1839 -1916 (F. Enke, 1889)

Ice-bound on Kolguev; a chapter in the exploration of Arctic Europe, to which is added a record of the natural history of the island - Trevor-Battye, Aubyn Bernard Rochfort, 1855 -1922 (A. Constable and Company, 1895)

Ice-bound on Kolguev : a chapter in the exploration of Arctic Europe to which is added a record of the natural history of the island - Trevor-Battye, Aubyn Bernard Rochfort, 1855 -1922 (A. Constable, 1895)

Icones florae Germanicae et Helveticae, simul Pedemontanae, Tirolensis, Istriacae, Dalmaticae, Austriacae, Hungaricae, Transylvanicae, Moravicae, Borussicae, Holsaticae, Belgicae, Hollandicae, ergo Mediae Europae. Iconographia et supplementum ad opera Willdenowii [et al.] ... - Reichenbach, H. G. (Heinrich Gustav) 1824 -1889 (F. Hofmeister [etc.], 1844)

Iheringia. Série zoologia - Fundação Zoobotânica do Rio Grande do Sul. Museu de Ciências Naturais. (Museu Rio-Grandense de Ciências Naturais, Divisão de Ciências do Departamento de Ciência e Cultura, Secretaria de Estado dos Negócios da Educação e Cultura do Govêrno do Estado do Rio Grande do Sul, 1996)

Les îles Canaries. Flore de l'archipel - Proust, Louis, 1878 -1959 (P. Klincksieck, 1908)

Illustrated descriptive catalogue of choice hardy perennials - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Reading Nursery, 1893)

An illustrated flora of the northern United States, Canada and the British possessions, from Newfoundland to the parallel of the southern boundary of Virginia, and from the Atlantic Ocean westward to the 102d meridian - Britton, Nathaniel Lord, 1859 -1934 (C. Scribner, 1913)

An illustrated flora of the northern United States, Canada and the British possessions, from Newfoundland to the parallel of the southern boundary of Virginia, and from the Atlantic Ocean westward to the 102d meridian - Britton, Nathaniel Lord, 1859 -1934 (C. Scribner's sons, 1913)

An illustrated flora of the northern United States, Canada and the British possessions from Newfoundland to the parallel of the southern boundary of Virginia, and from the Atlantic ocean westward to the 102d meridian - Britton, Nathaniel Lord, 1859 -1934 (C. Scribner's Sons, 1896)

An illustrated flora of the northern United States, Canada and the British possesions from Newfoundland to the parallel of the southern boundary of Virginia and from the Atlantic Ocean westward to the 102d meridian. Vol. 3, Apocynaceae to Compositae, dogbane to thistle - Britton, Nathaniel Lord, 1859 -1934 (C. Scribner, 1897)

An illustrated flora of the northern United States, Canada and the British possessions : from Newfoundland to the parallel of the southern boundary of Virginia, and from the Atlantic Ocean westward to the 102d meridian - Britton, Nathaniel Lord, 1859 -1934 (C. Scribner's sons, 1913)

An illustrated flora of the Pacific States: Washington, Oregon, and California - Abrams, Le Roy, 1874 -1956 (Stanford University Press, 1944)

An illustrated guide to the flowering plants of the middle Atlantic and New England states (excepting the grasses and sedges) the descriptive text written in familiar language - Stevens, George T. (George Thomas), 1832 -1921 (Dodd, Mead and company, 1910)

Illustrated natural history of British butterflies and moths - Newman, Edward, 1801 -1876 (Glaisher, 1869)

An illustrated natural history of British butterflies and moths - Newman, Edward, 1801 -1876 (W.H. Allen, 1800)

An illustrated natural history of British moths - Newman, Edward, 1801 -1876 (Hardwicke and Bogue, 1874)

Illustratio in hortum siccum Andreae Caesalpini - Caruel, Teodoro, 1830 -1898 ([Typis Le Monnier], 1858)

Illustrations of the British flora: a series of wood engravings, with dissections, of British plants - Bentham, George, 1800 -1884 (L. Reeve, 1919)

Illustrations of the British flora : a series of wood engravings, with dissections, of British plants - Bentham, George, 1800 -1884 (L. Reeve, 1887)

Illustrations of the British flora: a series of wood engravings, with dissections, of British plants - Fitch, W. H. (Walter Hood), 1817 -1892 (Reeve, 1908)

Illustrations of the British flora: a series of wood engravings, with dissections, of British plants - Bentham, George, 1800 -1884 (L. Reeve & co, 1880)

Illustrations of the flowering plants and ferns of the Falkland Islands - Cotton, E. M., Mrs. (L. Reeve & Co, 1921)

Illustrations of the natural orders of plants with groups and descriptions. Reduced from the original folio ed - Twining, Elizabeth, 1805 -1889 (Sampson Low, Son, and Marston, 1868)