Arecaceae A-J
| Arecaceae A-J : fotografie, 1903-1920 |
| In: Fotografie Roster II: Esemplari del giardino dell'Ottonella. 1899-1921 |
Essay on the geography of plants
| Humboldt, Alexander von, 1769-1859 |
| Essay on the geography of plants / Alexander von Humboldt and Aimé Bonpland ; edited with an introduction by Stephen T. Jackson ; translated by Sylvie Romanowski |
| Chicago : The University of Chicago press, 2008. |
Personal narrative of travels to the equinoctial regions of the New continent during the years 1799-1804
| Humboldt, Alexander von, 1769-1859 |
| Personal narrative of travels to the equinoctial regions of the New continent during the years 1799-1804 [Microform] / by Alexander du Humboldt and Aimé Bonpland ; and translated into English by Helen Marie Williams. |
| London : Longman, Hurst, Rees, Orme, and Brown, 1814. |
Synopsis plantarum
| Kunth, Karl Sigismund, 1788-1850 |
| Synopsis plantarum [Microform] : quas in itinere ad plagam aequinoctialem orbis novi / collegerunt Al. de Humboldt et Am. Bonpland ; auctore Carole Sigism. Kunth |
| Parisiis : Apud F.G. Levrault, 1822-1825. |