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)

Harmsworth's Universal encyclopedia - Hammerton, John Alexander, Sir, 1871 -1949 (Educational Bk. Co, 1900)

Hayward's Botanist's pocket-book; containing the chief characteristics of British plants; with botanical name, common name, soil or situation, colour, growth, and time of flowering of every plant, arranged under its own order - Druce, George Claridge, 1850 -1932 (G. Bell, 1930)

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.

he nan jing ji zhi wu zhi 河南经济植物志 - Shi, Huamin & Zhang Mingzhe 时华民 & 张铭哲 (he nan ren min chu ban she河南人民出版社, 1963)

he nan xi jian tian jian za cao tu shuo - he nan nong xue yuan (he nan ren min chu ban she, 1959)

Hedwigia (Verlag und Druck von C. Heinrich, 1878)

Hedwigia (Verlag und Druck von C. Heinrich, 1901)

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

Helios - Huth, Ernst, 1845 -1897 (R. Friedländer & Sohn, 1898)

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

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

Herbarium : Organ zur Förderung des Austausches wissenschaftlicher Exsiccatensammlungen (Theodor Oswald Weigel, 1908)

Herbarium Suecicum. Förteckning öfver Sveriges fanerogamer, i enlighet med Sveriges flora - Ahlfvengren, Fr. E. 1862 -1921 (Gleerup, 1901)

Herbertia - American Plant Life Society. ([American Plant Life Society], 1984)

Herbertia - American Plant Life Society. ([American Plant Life Society], 1985)

Herbertia - American Plant Life Society. ([American Plant Life Society], 1986)

Herbertia - American Plant Life Society. ([American Plant Life Society], 1987)

Herbertia - American Plant Life Society. ([American Plant Life Society], 1988)

Herbertia - American Plant Life Society. ([American Plant Life Society], 1989)

Herbertia - American Plant Life Society. ([American Plant Life Society], 1990)

Herbertia - American Plant Life Society. ([American Plant Life Society], 1991)

Herbertia - American Plant Life Society. ([American Plant Life Society], 1992)

Herbertia - American Plant Life Society. ([American Plant Life Society], 1993)

Herbertia - American Plant Life Society. ([American Plant Life Society], 1994)

Herbertia - American Plant Life Society. ([American Plant Life Society], 1996)

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

Herbertia - American Plant Life Society. ([American Plant Life Society], 1999)

Herbertia - American Plant Life Society. ([American Plant Life Society], 2000)

Herbertia - American Plant Life Society. ([American Plant Life Society], 2001)

Herbertia - American Plant Life Society. ([American Plant Life Society], 2002)

Herbertia - American Plant Life Society. ([American Plant Life Society], 2003)

Herbertia - American Plant Life Society. ([American Plant Life Society], 2004)

Herbertia - American Plant Life Society. (American Plant Life Society, 1938)

Herbertia - American Plant Life Society. (American Plant Life Society, 1939)

Herbertia - American Plant Life Society. (American Plant Life Society, 1947)

Herbertia - American Plant Life Society. (American Plant Life Society, 1948)

Historia naturalis bulgarica - Bŭlgarska akademii︠a︡ na naukite. (Bulgarska akademiia na naukite, 1997)

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

Horticultural register, and gardener's magazine - Breck, Joseph, 1794 -1873 (G. D. Barrett [etc.], 1837)

Horticulture Northwest - Northwest Ornamental Horticultural Society (Northwest Ornamental Horticultural Society, 1983)

The Horticulturist and journal of rural art and rural taste (Luthur Tucker, 1858)

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 Bengalensis : or, A catalogue of the plants growing in the ... Botanic Garden at Calcutta - Roxburgh, William, 1751 -1815 (1814)

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

Host plants of leaf beetle species occurring in the United States and Canada : (Coleoptera: Megalopodidae, Orsodacnidae, Chrysomelidae, excluding Bruchinae) - Coleopterists Society. (Coleopterists Society, 2004)

Hovey & Co.'s illustrated guide to the flower and vegetable garden, and catalogue of seeds - Hovey & Co. (Hovey & Co, 1875)

hu bei en shi yao yong zhi wu zhi 湖北恩施药用植物志 - Fang, Zhixian & Liao Chaolin 方志先，廖朝林 (hu bei ke xue ji shu chu ban she湖北科学技术出版社, 2006)

hua bei jing ji zhi wu zhi yao - Cui, Youwen. (zhong guo ke xue yuan chu ban)

huang he zhong you huang tu qu zhi wu ming lu - Zhongguo ke xue yuan. Xi bei sheng wu tu rang yan jiu suo zhi wu zu bian (zhong guo ke xue yuan chu ban)

The hybrid Watsonia : its origin and history [monograph and price list] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Theodore Payne, 1929)

Icones plantarum formosanarum nec non et contributiones ad floram formosanam : or, Icones of the plants of Formosa, and materials for a flora of the island, based on a study of the collections of the Botanical survey of the Government of Formosa - Taiwan. Shokusankyoku. (Bureau of Productive Industry, Government of Formosa, 1911)

Icones plantarum or figures, with brief descriptive characters and remarks, of new or rare plants, selected from the author's herbarium - Hooker, Joseph Dalton, 1817 -1911 (Longman, Rees, Orme, Brown, Green, & Longman, etc, 1927)

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

Identification notes - Illinois. Natural History Survey Division (Illinois Natural History Survey, 1954)