Grundzüge der Pflanzenverbreitung auf der iberischen Halbinsel - Willkomm, Moritz, 1821 -1895 (W. Engelmann, 1896)

Grundzüge der pflanzenverbreitung auf der Iberischen halbinsel - Willkomm, Moritz, 1821 -1895 (W. Engelmann, 1896)

Grundzüge der Pflanzenverbreitung in den Karpathen - Pax, Ferdinand, 1858 -1942 (W. Engelmann, 1898)

Grundzüge der Pflanzenverbreitung in den Kaukasusländern von der unteren Wolga über den Manytsch-Scheider bis zur Scheitelfläche Hocharmeniens - Radde, Gustav, 1831 -1903 (W. Engelmann, 1899)

Grundzüge der Systematik und speciellen Pflanzenmorphologie - Goebel, K. (Karl), 1855 -1932 (Engelmann, 1882)

Grundzüge der wissenschaftlichen Botanik : nebst einer methodologischen Einleitung als Anleitung zum Studium der Pflanze - Schleiden, M. J. (Matthias Jacob), 1804 -1881 (Verlag von Wilhelm Engelmann, 1842)

Guide du botaniste dans les environs de Maestricht; ou, Indication des phanérogames et des cryptogames vasculaires croissant spontanément dans ces environs - Dumoulin, L. J. G. (C. Hollman, 1868)

Guide du botaniste dans le canton de Fribourg : contribution à l'étude de la flore suisse - Castella, François, 1850 -1913 (Librairie de l'Université, 1891)

Guide du botaniste dans le canton de Vaud : comprenant en outre le bassin de Genève et le cours inférieur du Rhone en Valais - Rapin, D. (Daniel), 1799 -1882 (J. Cherbuliez, 1862)

Guide du botaniste en Belgique : (plantes vivantes et fossiles) - Crépin, François, 1830 -1903 (G. Mayolez, 1878)

Le guide du botaniste herborisant : conseils sur la récolte des plantes, la préparation des herbiers, l'exploration des stations de plantes phanérogames et cryptogames et les herborisations ... - Verlot, Bernard, 1836 -1897 (J. B. Baillière, 1865)

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

Guide to the Economic Museum of the New York Botanical Garden - Rusby, Henry Hurd, 1855 -1940 (1921)

Guide to the insects of Connecticut - Wheeler, William Morton, 1865 -1937 (Printed for The State Geological and Natural History Survey, 1923)

Guide to the literature of botany. Being a classified selection of botanical works, including nearly 6000 titles not given in Pritzel's 'Thesaurus.' - Jackson, Benjamin Daydon, 1846 -1927 (Pub. for the Index society, by Longmans, Green & co, 1881)

Guide to the literature of botany. Being a classified selection of botanical works, including nearly 6000 titles not given in Pritzel's 'Thesaurus.' - Jackson, Benjamin Daydon, 1846 -1927 (Pub. for the Index society, by Longmans, Green & Co, 1881)

A guide to the wild flowers - Britton, Nathaniel Lord, 1859 -1934 (F. A. Stokes, 1899)

A guide to the wild flowers - Rowan, Ellis, 1848 -1922 (McLelland, Goodchild & Steward, 1899)

A guide to the wild flowers - Rowan, Ellis, 1848 -1922 (Stokes, 1899)

A guide to the wild flowers - Rowan, Ellis, 1848 -1922 (W. Briggs, 1899)

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

Gulielmi Hudsoni, Regiae Societatis Socii et Pharmacopaei Londinensis, Flora anglica : exhibens plantas per regnum angliae sponte crescentes, distributas secundum systema sexuale : cum differentiis specierum, synonymis autorum, nominibus incolarum, solo locorum, tempore florendi, officinalibus pharmacopaeorum - Hudson, William, 1730? -1793 (Impensis auctoris, 1762)

Gulielmi Hudsoni, Regiae Societatis Socii et Pharmacopaei Londinensis, Flora anglica : exhibens plantas per regnum Britanniæ sponte crescentes, distributas secundum systema sexuale : cum differentiis specierum, synonymis auctorum, nominibus incolarum, solo locorum, tempore florendi, officinalibus pharmacopæorum - Hudson, William, 1730? -1793 (Printed for R. Faulder [and 9 others], 1798)

The gypsy moth. Porthetria dispar (Linn.). A report of the work of destroying the insect in the commonwealth of Massachusetts, together with an account of its history and habits both in Massachusetts and Europe - Fernald, C. H. (Charles Henry), 1838 -1921 (Wright & Potter Printing Co, 1896)

[H. Cannell & Sons materials] - Liberty Hyde Bailey Hortorium. Ethel Z. Bailey Horticultural Catalogue Collection. (H. Cannell & Sons, 1895)

[H. Cannell & Sons materials] - Liberty Hyde Bailey Hortorium. Ethel Z. Bailey Horticultural Catalogue Collection. (H. Cannell & Sons, 1883)

[H. Cannell & Sons materials] - Liberty Hyde Bailey Hortorium. Ethel Z. Bailey Horticultural Catalogue Collection. (H. Cannell & Sons, 1914)

[H. Cannell & Sons materials] - Liberty Hyde Bailey Hortorium. Ethel Z. Bailey Horticultural Catalogue Collection. (H. Cannell & Sons, 1908)

[H. Cannell & Sons materials] - Liberty Hyde Bailey Hortorium. Ethel Z. Bailey Horticultural Catalogue Collection. (H. Cannell & Sons, 1888)

[H. Cannell & Sons materials] - Liberty Hyde Bailey Hortorium. Ethel Z. Bailey Horticultural Catalogue Collection. (H. Cannell & Sons, 1894)

[H. Cannell & Sons materials] - Liberty Hyde Bailey Hortorium. Ethel Z. Bailey Horticultural Catalogue Collection. (H. Cannell & Sons, 1896)

[H. Cannell & Sons materials] - Liberty Hyde Bailey Hortorium. Ethel Z. Bailey Horticultural Catalogue Collection. (H. Cannell & Sons, 1897)

[H. Cannell & Sons materials] - Liberty Hyde Bailey Hortorium. Ethel Z. Bailey Horticultural Catalogue Collection. (H. Cannell & Sons, 1898)

[H. Cannell & Sons materials] - Liberty Hyde Bailey Hortorium. Ethel Z. Bailey Horticultural Catalogue Collection. (H. Cannell & Sons, 1899)

[H. Cannell & Sons materials] - Liberty Hyde Bailey Hortorium. Ethel Z. Bailey Horticultural Catalogue Collection. (H. Cannell & Sons, 1904)

[H. Cannell & Sons materials] - Liberty Hyde Bailey Hortorium. Ethel Z. Bailey Horticultural Catalogue Collection. (H. Cannell & Sons, 1909)

[H. Cannell & Sons materials] - Liberty Hyde Bailey Hortorium. Ethel Z. Bailey Horticultural Catalogue Collection. (H. Cannell & Sons, 1910)

[H. Cannell & Sons materials] - Liberty Hyde Bailey Hortorium. Ethel Z. Bailey Horticultural Catalogue Collection. (H. Cannell & Sons, 1911)

[H. Cannell & Sons materials] - Liberty Hyde Bailey Hortorium. Ethel Z. Bailey Horticultural Catalogue Collection. (H. Cannell & Sons, 1912)

Haandbog i den danske flora - Lange, Johan, 1818 -1898 (C.A. Reitzels forlag, 1864)

Haandbog i den danske flora - Lange, Johan, 1818 -1898 (C.A. Reitzels forlag, 1856)

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

Haeckel, his life and work - McCabe, Joseph, 1867 -1955 (Watts, 1909)

Haeckel : his life and work - McCabe, Joseph, 1867 -1955 (Watts, 1909)

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

Hallawell's annual catalog 1923 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. ([Hallawell Seed Company], 1923)

Hallawell's annual catalog 1924 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. ([Hallawell Seed Company], 1924)

Hallawell's annual catalog 1925 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. ([Hallawell Seed Company], 1925)

Hallawell's annual garden book : 1929 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Hallawell Seed Company, 1929)

Hallawell's annual garden book : 1930 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Hallawell Seed Company, 1930)

Hallawell's annual garden book : 1931 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Hallawell Seed Company, 1931)

Hallawell's annual garden book, 1932 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Hallawell Seed Company, 1932)

Hallawell's annual garden book, 1933 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Hallawell Seed Company, 1933)

Hallawell's annual garden book, 1934 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Hallawell Seed Company, 1934)

Hallawell's annual seed catalog : 1926 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Hallawell Seed Company, 1926)

Hallawell's annual seed catalog : 1927 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Hallawell Seed Company, 1927)

Hallawell's annual seed catalog : 1928 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Hallawell Seed Company, 1928)

Hallawell's fall catalog of bulbs : 1923 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. ([Hallawell Seed Company], 1923)

Hallawell's fall catalog of bulbs : 1924 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. ([Hallawell Seed Company], 1924)

Hallawell's fall catalog of bulbs : 1926 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Hallawell Seed Company, Inc, 1926)

Hallawell's fall catalog of bulbs : 1929 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Hallawell Seed Company, Inc, 1929)

Hallawell's fall catalog of bulbs : 1930 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Hallawell Seed Company, Inc, 1930)

Hallawell's fall catalog of bulbs : 1931 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Hallawell Seed Company, Inc, 1931)

Hamburger Garten- und Blumenzeitung (R. Kittler, 1854)

Hamburger Garten- und Blumenzeitung (R. Kittler, 1863)

Hamburger Garten- und Blumenzeitung (R. Kittler, 1864)

Hamburger Garten- und Blumenzeitung (R. Kittler, 1865)

Hamburger Garten- und Blumenzeitung (R. Kittler, 1868)

Hamburger Garten- und Blumenzeitung (R. Kittler, 1871)

Hamburger Garten- und Blumenzeitung (R. Kittler, 1872)

Hamburger Garten- und Blumenzeitung (R. Kittler, 1877)

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