Horti upsaliensis plantæ cultæ ab initio sæculi ... - Thunberg, Carl Peter, 1743 -1828 (excudebant Palmblad & c, 1826)

Horticulteur belge, journal des jardiniers et amateurs (1833)

Horticultural guide : spring 1898 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Currie Bros, 1898)

Horticultural guide : spring 1901 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Currie Bros, 1899)

Horticultural guide : spring 1901 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Currie Bros, 1900)

Horticultural guide : spring 1901 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Currie Bros, 1901)

Horticultural guide : spring 1909 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Currie Bros, 1909)

Horticulture - Pennsylvania Horticultural Society. (Horticulture Pub. Co, 1906)

The horticulturist's rule-book - Bailey, L. H. (Liberty Hyde), 1858 -1954 (1908)

The horticulturist's rule-book; a compendium of useful information for fruit growers, truck gardeners, florists, and others - Bailey, L. H. (Liberty Hyde), 1858 -1954 (The Macmillan company; [etc.,etc.,], 1899)

The horticulturist's rule-book; a compendium of useful information for fruit growers, truck gardeners, florists, and others - Bailey, L. H. (Liberty Hyde), 1858 -1954 (Macmillan, 1897)

Hortus Anglicus; or, the modern English garden: containing a familiar description of all the plants which are cultivated in the climate of Great Britain, either for use or ornament, and of a selection from the established favourites of the stove and green-house; arranged according to the system of Linnaeus. With remarks on the properties of the more valuable species - Linné, Carl von, 1707 -1778 (Printed for F. C. & J. Rivington, 1822)

Hortus cantabrigiensis : or, An accented catalogue of indigenous and exotic plants cultivated in the Cambridge Botanic Garden - Cambridge Botanic Garden. (Longman, 1845)

Hortus Cliffortianus : plantas exhibens quas in hortis tam vivis quam siccis, Hartecampi in Hollandia, coluit ... Georgius Clifford ... reductis varietatibus ad species, speciebus ad genera, generibus ad classes, adjectis locis plantarum natalibus differentiisque specierum. Cum tabulis aeneis - Linné, Carl von, 1707 -1778 ([s.n.], 1737)

Hortus Dyckensis; oder, Verzeichniss der in dem botanischen Garten zu Dyck wachsenden Pflanzen - Salm-Reifferscheidt, Joseph, Graf zu, 1773 -1861 (Arnz, 1834)

Hortus dyckensis : ou catalogue des plantes cultivées dans les jardins de Dyck - Salm-Reifferscheidt, Joseph, Graf zu, 1773 -1861 (Arnz, 1834)

Hortus Elginensis, or A catalogue of plants, indigenous and exotic, cultivated in the Elgin Botanic Garden, in the vicinity of the city of New-York : established in 1801 - Hosack, David, 1769 -1835 (Printed by T. & J. Swords, 1811)

Hortus Eystettensis, sive, Diligens et accurata omnium plantarum, florum, stirpium : ex variis orbis terrae partibus, singulari studio collectarum, quae in celeberrimis viridariis arcem episcopalem ibidem cingentibus, olim conspiciebantur delineatio et ad vivum repraesentatio et advivum repraesentatio opera - Besler, Basilius, 1561 -1629 (s.n.], 1640)

Hortus kewensis, or, A catalogue of the plants cultivated in the Royal Botanic Garden at Kew - Aiton, William, 1731 -1793 (Longman, Hurst, Rees, Orme, and Brown, 1812)

Hortus kewensis, or, A catalogue of the plants cultivated in the Royal Botanic Garden at Kew - Aiton, William, 1731 -1793 (Longman, Hurst, Rees, Orme, and Brown, 1813)

Hortus Kewensis, or, A catalogue of the plants cultivated in the Royal Botanic Garden at Kew - Ehret, Georg Dionysius, 1708 -1770 (Printed for George Nicol, Bookseller to his Majesty, 1789)

Hortus lignosus londinensis: or, A catalogue of all the ligneous plants, indigenous and foreign, hardy and half-hardy, cultivated in the gardens and grounds in the neighbourhood of London: with all their synonymes, scientific and popular, including their French, German, and Italian names; and with their native country, habit, habitation in the garden, etc. To which are added the prices of hardy trees and shrubs in the principal nurseries of London and Edinburgh, and at Bollwyller in France, and in Hamburg - Loudon, J. C. (John Claudius), 1783 -1843 (The author, 1838)

Hortus Marybonensis, or, A catalogue of hardy herbaceous plants, deciduous & evergreen shrubs, forest & fruit trees, to which is added, a list of aquatic and bog plants - Jenkins, Thomas. (Printed for and sold by the proprietor, 1819)

Hortus medicus Edinburgensis, or, A catalogue of the plants in the Physical Garden at Edinburgh : containing their most proper Latin and English names; with an English alphabetical index - Sutherland, James (printed by the heir of Andrew Anderson, and to be sold by Mr. Henry Ferguson seed-merchant, at the head of Black Friar-Wynd, and at the Physical Garden by the author, 1683)

Hortus Mortolensis : enumeratio plantarum in Horto Mortolensi cultarum = Alphabetical catalogue of plants growing in the garden of the late Sir Thomas Hanbury ... at La Mortola, Ventimiglia, Italy - Berger, Alwin, 1871 -1931 (West, Newman, 1912)

Hortus Nymphenburgensis, seu, Enumeratio plantarum in Horto Regio Nymphenburgensi cultarum - Sterler, A. (Alois), 1787 -1831 ([publisher not identified], 1821)

Hortus Regius Botanicus Berolinensis descriptus, ab Henrico Friderico Link - Link, Heinrich Friedrich, 1767 -1851 (Apud G. Reimer, 1833)

Hortus Romanus juxta systema Tournefortianum - Tournefort, Joseph Pitton de, 1656 -1708 (Sumptibus Bouchard et Gravier ex typographia Pauli Junchi, 1793)

Hortus suburbanus calcuttensis. A catalogue of the plants which have been cultivated in the Hon. East India company’s botanical garden, Calcutta, and in the Serampore botanical garden ... from the beginning of both establishments (1786 and 1800) to the end of August 1841 ... - Voigt, J. O. (Jahann Otto), 1798 -1843 (Bishop's College Press, 1845)

Hortus suburbanus Calcuttensis; A catalogue of the plants which have been cultivated in the Hon. East India Company's botanical garden, Calcutta, and in the Serampore botanical garden - Voigt, J. O. (Jahann Otto), 1798 -1843 (Bishop's College Press, 1845)

Hortus suburbanus Londinensis, or, A catalogue of plants cultivated in the neighborhood of London : arranged according to the Linnean system, with the addition of the natural orders to which they belong, references to books where they are described, their native places of growth, when introduced, time of flowering, and reference to figures - Sweet, Robert, 1783 -1835 (Printed for James Ridgway, 1818)

Hortvs medicvs et philosophicvs : in qvo plvrimarvm stirpivm breves descriptiones, novæ icones non paucæ, indicationes locorum natalium, observationes de cultura earum peculiares, atque insuper nonnulla remedia euporista, nec non philologica quædam continentur - Camerarius, Joachim, 1534 -1598 (Impressum ... apud Iohannem Feyerabend, 1588)

Hovey & Co.'s reliable seeds bulbs : plants - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Hovey & Co, 1890)

Hovey & Co.'s reliable seeds bulbs : plants - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Hovey & Co, 1893)

Hovey's garden annual - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Hovey and Company, 1927)

Hovey's garden annual - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Hovey and Company, 1928)

Hovey's garden annual : seeds bulbs fertilizer horticultural requisites - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Hovey and Company, 1929)

Hovey's garden annual : seeds bulbs fertilizer horticultural requisites - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Hovey and Company, 1930)

Hovey's garden annual : seeds bulbs fertilizer horticultural requisites - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Hovey and Company, 1931)

Hovey's garden annual : seeds bulbs fertilizer horticultural requisites - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Hovey and Company, 1932)

How plants grow... - Gray, Asa, 1810 -1888 (A. Miller, 1858)

How plants grow a simple introduction to structural botany : with a popular flora, or an arrangement and description of common plants, both wild and cultivated : illustrated by 500 wood engravings - Gray, Asa, 1810 -1888 (A. Miller, 1858)

How plants grow a simple introduction to structural botany with a popular flora, or an arrangement and description of common plants, both wild and cultivated - Gray, Asa, 1810 -1888 (A. & W. MacKinlay, 1889)

How to have better gardens, 1954 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Breck's of Boston, 1954)

How to have better gardens for 1951 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Breck's of Boston, 1951)

How to have better gardens for 1952 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Breck's of Boston, 1952)

How to know the ferns : a guide to the names, haunts, and habits of our common ferns - Parsons, Frances Theodora, 1861 -1952 (C. Scribner's Sons, 1911)

How to know the ferns; a guide to the names, haunts and habits of our common ferns - Parsons, Frances Theodora, 1861 -1952 (C. Scribner's Sons, 1915)

How to know the ferns; a guide to the names, haunts and habits of our common ferns - Parsons, Frances Theodora, 1861 -1952 (C. Scribner's sons, 1899)

How to know the ferns; a guide to the names, haunts, and habits of our common ferns - Parsons, Frances Theodora, 1861 -1952 (C. Scribner's Sons, 1915)

How to study plants - Wood, Alphonso, 1810 -1881 (American book company, 1895)

How to study plants : or, introduction to botany, being an illustrated flora - Wood, Alphonso, 1810 -1881 (American Book Co, 1882)

How to study plants : or, Introduction to botany, being an illustrated flora - Wood, Alphonso, 1810 -1881 (Barnes, 1882)

Hülfsbuch für Schmetterlingssammler. (Systematische Stellung, Naturgeschichte, Jagd, künstliche Zucht und Aufbewahrung der Schmetterlinge. Beschreibendes Verzeichniss der meisten deutschen, und kürzere Erwähnung der fremden Arten.) - Treitschke, Georg Friedrich, 1776 -1842 (J. B. Wallishausser, 1834)

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

Hunkel's seeds - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (G.H. Hunkel Co, 1922)

Hunkel's seeds. Spring 1919 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (G.H. Hunkel Co, 1919)

Hunkel's seeds - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (G.H. Hunkel Co, 1921)

Hunkel's seeds. Spring 1918 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (G.H. Hunkel Co, 1918)

Hunkel's seeds - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (G.H. Hunkel Co, 1923)

Hunkel's seeds : spring 1917 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (G.H. Hunkel Co, 1917)

Hunkel's seeds : Spring 1920 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (G.H. Hunkel Company, 1920)

Huntington 1929 : catalogue of seeds, plants & bulbs - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Ralph E. Huntington Nursery, 1929)

Huntington, 1937 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Ralph E. Huntington Nursery, 1937)

Huntington, 1938 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Ralph E. Huntington Nursery, 1938)

Huntington, 1939 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Ralph E. Huntington Nursery, 1939)

Huntington, 1940 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Ralph E. Huntington Nursery, 1940)

Huntington's, 1933 : rare seeds of alpines, perennials and annuals, hardy herbaceous and selected rock plants - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Ralph E. Huntington Nursery, 1933)

Huntington's 1942 presentation of fine alpine, perennial and annual seeds, hardy herbaceous plants, new novelties - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Ralph E. Huntington Nursery, 1942)

Huntington's catalogue, 1935 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Ralph E. Huntington, 1935)

Huntington's catalogue, 1936 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Ralph E. Huntington, 1936)

Huntington's catalogue of rare seeds, hardy plants, novelties - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Ralph E. Huntington Nursery, 1941)

Huntington's list of the best known and most useful seeds of perennial and biennial plants - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Ralph E. Huntington, 1926)

Huntington's rare and unusual Alpine, perennial and annual seeds, hardy herbaceous plants, bulbs, and roses, 1931 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Ralph E. Huntington Nursery, 1931)

Huntington's seeds, bulbs, plants, shrubs, and roses, 1932 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Ralph E. Huntington Nursery, 1932)

Huntington's seeds of perennial and biennial plants - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Ralph E. Huntington, 1927)

Huntington's seeds of perennial and biennial plants : list of best known and most useful for your files - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Ralph E. Huntington, 1924)

Huntingtons present their complete list of rare and unusual alpine, perennial and annual seeds, select hardy herbaceous and choice rock plants - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Ralph E. Huntington Nursery, 1934)

H.W. Buckbee, 65th year, 1936 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (H.W. Buckbee, 1936)

The ice age in North America and its bearings upon the antiquity of man - Upham, Warren, 1850 -1934 (Bibliotheca Sacra Company, 1911)

Icones filicum ad eas potissimum species illustrandas destinatæ, quæ hactenus, vel in herbariis delituerunt prorsus incognitae, vel saltem nondum per icones botanicis innotuerunt.Figures and descriptions of ferns, principally of such as have been altogether unnoticed by botanists, or as have not yet been correctly figured - Hooker, William Jackson, Sir, 1785 -1865 (Prostant Venales Apud Treuttel et Würtz, Treuttel Fil. et Richter; [etc., etc.], 1831)

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.], 1837)

Icones fungorum omnium hucusque cognitorum ad usum sylloges Saccardianae adcommodatae - Berlese, A. N. (Augusto Napoleone), 1864 -1903 (Sumptibus auctoris, Typis Eduardi Pergola, 1894)

Icones plantarum medicinalium. Centuria I [-VI] - Zorn, Johannes, 1739 -1799 (auf Kosten der Raspischen Buchhandlung, 1779)

Icones rerum naturalium : quas in itinere orientali depingi - Niebuhr, Carsten, 1733 -1815 (Ex officina Mölleri, aulae typographi, 1776)

Icones rerum naturalium : quas in itinere orientali depingi - Niebuhr, Carsten, 1733 -1815 (Ex officina Mölleri, aulae typographi, prostat apud Cl. Philibert, 1776)

Icones stirpium, seu, Plantarum tam exoticarum, quam indigenarum :in gratiam rei herbariae studiosorum in duas partes digestae : cum septem linguarum indicibus, ad diuersarum nationum vsum - Moretus, Jan 1543 -1610 (Ex officina plantiniana :Apud Viduam et Ioannem Moretum, 1591)

Iconographia familiarum naturalium regni vegetabilis = Abbildungen der natürlichen Familien des Gewächsreiches : delineata atque adiectis familiarum characteribus adnotationibusque variis tum scientiam tum usum spectantibus exornata - Schnizlein, Adalbert, 1814 -1868 (M. Cohen, 1843)

Iconographia floræ italicæ : ossia, Flora italiana illustrata ... - Crépin, François, 1830 -1903 (Tip. del seminario, 1895)

Iconum botanicarum index locupletissimus = Die Abbildungen sichtbar blühender Pflanzen und Farnkräuter : aus der botanischen und Gartenliteratur des XVIII. und XIX. Jahrhunderts in alphabetischer Folge zusammengestellt - Pritzel, G. A. (Georg August), 1815 -1874 (In Libraria F. Nicolai, 1855)

Iconum botanicarum index locupletissimus. Verzeichniss der Abbildungen sichtbar blühender Pflanzen und Farnkräuter aus der botanischen und Gartenliteratur des XVIII. und XIX. Jahrhunderts in alphabetischer Folge zusammengestellt - Pritzel, G. A. (Georg August), 1815 -1874 (Nicolaische Verlagsbuchh, 1866)

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

Illinois Natural History Survey bulletin - Illinois. Natural History Survey Division (The Survey, 1987)

Illustrated and descriptive catalogue of garden, field and flower seeds - Kendall & Whitney. (Kendall & Whitney, 1873)

The illustrated botany : comprising the most valuable native and exotic plants, with their history, medicinal properties, etc. : to which is added an introduction on physiology, and a view of the natural and Linnæan systems - Comstock, J. L. (John Lee), 1789 -1858 (J.K. Wellman, 1847)

Illustrated catalogue choicest flowers, 1889 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (J. Roscoe Fuller & Co, 1889)

Illustrated catalogue of Rawson's vegetable and flower seeds - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (W.W. Rawson & Co, 1885)

Illustrated catalogue : spring of 1894 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (John R. & A. Murdoch, 1894)

The illustrated dictionary of gardening :a practical and scientific encyclopædia of horticulture for gardeners and botanists - Nicholson, George, 1847 -1908 (L.U. Gill, 1884)

The Illustrated dictionary of gardening : a practical and scientific encyclopaedia of horticulture for gardeners and botanists - Nicholson, George, 1847 -1908 (L. Upcott Gill, 1887)

The illustrated dictionary of gardening, a practical and scientific encyclopedia of horticulture for gardeners and botanists - Nicholson, George, 1847 -1908 (L. U. Gill, 1884)

An illustrated dictionary of medicine, biology and allied sciences - Gould, George M. (George Milbry), 1848 -1922 (P. Blakiston's Son & Co, 1900)

An illustrated dictionary of medicine, biology and allied sciences - Gould, George M. (George Milbry), 1848 -1922 (Balliére, Tindall & Cox, 1894)

An illustrated dictionary of medicine, biology and allied sciences ... by George M. Gould. 5th ed., with additions and corrections - Gould, George M. (George Milbry), 1848 -1922 (P. Blakiston's Son, 1907)

An illustrated encyclopaedia of gardening - Wright, Walter P. (Walter Page), 1864 -1940 (J. M. Dent & sons, ltd, 1911)