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)

The hardy flower book - Harvey, Frederick W., (Offices of Country life, ltd. [etc.], 1914)

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)

Hardy perennials and old-fashioned garden flowers. Describing the most desirable plants for borders, rockcries, and shrubberies, and including both foliage and flowering plants - Wood, John, of Woodville, Eng. (L.U. Gill, 1884)

Hauptverzeichnis über Samen und Pflanzen - Haage & Schmidt. (Haage & Schmidt, 1914)

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, 1891)

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 & company, 1910)

Henrici Johannis Bytemeister Bibliothecae appendix, sive, Catalogus apparatus curiosorum artificialium et naturalium : subjunctis experimentis a possessore editus in usum praelectionum academicarum experimentalium mathematico-physico-curiosarum - Beck, Anton August, 1713 -1787 (In Academia Julia, sumtibus auctoris, 1735)

The herb-garden. With sixteen illustrations in colour drawn from nature by Florence Amherst and Isabelle Forrest - Bardswell, Frances Anne. (A. & C. Black, ltd, 1911)

The herball, or, Generall historie of plantes - Dodoens, Rembert, 1517 -1585 (By [Edm. Bollifant for Bonham Norton and] Iohn Norton, 1597)

The herball, or Generall historie of plantes - Gerard, John, 1545 -1612 (Printed by Adam Islip, Joice Norton and Richard Whitakers, 1633)

The herball, or, Generall historie of plantes - Dodoens, Rembert, 1517 -1585 (Printed by Adam Islip Joice Norton and Richard Whitakers, 1633)

The herball or, generall historie of plantes - Gerard, John, 1545 -1612 (E. Bollifant for B. & Iohn Norton, 1597)

The herball, or, Generall historie of plantes - Gerard, John, 1545 -1612 (Printed by Adam Islip, Joice Norton and Richard Whitakers, 1636)

The Herball, or, Generall historie of plantes - Dodoens, Rembert, 1517 -1585 (By Iohn Norton, 1597)

Herbář aneb Bylinář Wysocevčeného a wznesseného P. Doktora Petra Ondřege Mathiola - Dioscorides Pedanius, of Anazarbos. (Wytlačeno w Starém mešté Pražském v M. Danyele Adama z Weleslawjna nákladem geho a Wáclawa Trewtlara z Krosswic. Lěta Páně, 1596)

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, 1897)

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, 1900)

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, 1902)

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, 1910)

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], 1993)

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

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], 2008)