1997 IUCN red list of threatened plants (1997)

A provisional checklist of neotropical Rubiaceae - Robbrecht, Elmar (1992)

Caroli a Linné Species plantarum exhibentes plantas rite cognitas ad genera relatas, cum differentiis specificis, nominibus trivialibus, synonymis selectis, locis natalibus, secundum systema sexuale digestas - Willdenow, Karl Ludwig, 1765 -1812 (Impensis G.C. Nauk, 1797)

Cassell's popular gardening - Fish, D. T. (David Taylor), 1824 -1901 (Cassell & company, limited, 1884)

Cassell's popular gardening - Fish, D. T. (David Taylor), 1824 -1901 (Cassell, 1884)

Choice stove and greenhouse flowering plants : comprising descriptions of upwards of one thousand species and varieties, accompanied by instructions for their cultivation and mode of management - Williams, Benjamin Samuel, 1822 -1890 (The Author, 1869)

Contributions from the New York Botanical Garden - New York Botanical Garden (The Garden, 1912)

Contributions from the New York Botanical Garden - New York Botanical Garden (The Garden, 1912)

The Cottage gardener (W.S. Orr, 1850)

Cottage gardener and country gentleman's companion (Wm. S. Orr, 1855)

Dictionnaire pittoresque d'histoire naturelle et des phénomènes de la nature - Gerbe, Zéphirin, 1810 -1890

Dispositio systematica plantarum, quae in systemate sexuali Linnaeano eas classes et ordines non obtinent, in quibus secundum numerum et structuram genitalium reperiri debent - Cramer, Johann Christian. (Krieger, 1803)

An encyclopedia of plants; : comprising the specific culture, history, application in the arts, and every other desirable particular respecting all the plants indigenous, cultivated in, or introduced to Britain: combining much of the information contained - Loudon, J. C. (John Claudius), 1783 -1843 (1841)

Flora Indiae Occidentalis aucta atque illustrata; sive, Descriptiones plantarum in prodromo recensitarum - Swartz, Olof, 1760 -1818 (Sumtu J.J. Palmii, 1797)

Flora of Jamaica, containing descriptions of the flowering plants known from the island - British Museum (Natural History). Department of Botany. (Printed by order of the Trustees of the British Museum, 1936)

Flora of Jamaica, containing descriptions of the flowering plants known from the island - British Museum (Natural History). Department of Botany. (Printed by order of the Trustees of the British Museum, 1936)

Flora of the British West Indian Islands - Grisebach, A. (August), 1814 -1879 (Lovell Reeve, 1864)

Flora of the British West Indian islands - Grisebach, A. (August), 1814 -1879 (L. Reeve, 1864)

Flora of the British West Indian Islands - Grisebach, A. (August), 1814 -1879 (Lovell Reeve, 1864)

Flora of the British West Indian islands - Grisebach, A. (August), 1814 -1879 (L. Reeve, 1859)

Flora of the British West Indian islands - Grisebach, A. (August), 1814 -1879 (L. Reeve, 1859)

Greenhouse and stove plants, flowering and fine-leaved, palms, ferns, and lycopodiums, with full details of the propagation and cultivation of 500 families of plants : embracing all the best kinds in cultivation, suitable for growing in the greenhouse, intermediate house, and stove - Baines, Thomas, F.R.H.S. (J. Murray, 1894)

Histoire naturelle des végétaux Phanérogames Phanérogames - Spach, Edouard, 1801 -1879 (Librairie encyclopédique de Roret, 1839)

Histoire naturelle des végétaux Phanérogames Phanérogames - Spach, Edouard, 1801 -1879 (Librairie encyclopédique de Roret, 1839)

Journal of the Arnold Arboretum - Arnold Arboretum. (Arnold Arboretum, Harvard University [etc.], 1979)

Journal of the Arnold Arboretum - Arnold Arboretum. (Arnold Arboretum, Harvard University [etc.], 1979)

Journal of the Arnold Arboretum - Arnold Arboretum. (Arnold Arboretum, Harvard University [etc.], 1979)

Journal of the Arnold Arboretum - Arnold Arboretum. (Arnold Arboretum, Harvard University [etc.], 1979)

Journal of the Arnold Arboretum - Arnold Arboretum. (Arnold Arboretum, Harvard University [etc.], 1979)

Journal of the Arnold Arboretum - Arnold Arboretum. (Arnold Arboretum, Harvard University [etc.], 1979)

Journal of the Arnold Arboretum - Arnold Arboretum. (Arnold Arboretum, Harvard University [etc.], 1979)

Journal of the Arnold Arboretum - Arnold Arboretum. (Arnold Arboretum, Harvard University [etc.], 1979)

Journal of the Arnold Arboretum - Arnold Arboretum. (Arnold Arboretum, Harvard University [etc.], 1979)

Journal of the Arnold Arboretum - Arnold Arboretum. (Arnold Arboretum, Harvard University [etc.], 1979)

Journal of the Arnold Arboretum - Arnold Arboretum. (Arnold Arboretum, Harvard University [etc.], 1979)

Loudon's encyclopaedia of plants; comprising the specific character, description, culture, history, application in the arts, and every other desirable particular respecting all the plants indigenous to, cultivated in, or introduced into Britain - Loudon, J. C. (John Claudius), 1783 -1843 (Longmans, Green, 1866)

North American flora - New York Botanical Garden (New York Botanical Garden, 1918)

Smithsonian contributions to botany - Smithsonian Institution (Smithsonian Institution Press, 2012)

Smithsonian contributions to botany - Smithsonian Institution (Smithsonian Institution Press, 2012)

Studies in West Indian plants - Britton, Nathaniel Lord, 1859 -1934 (1914)

Symbolae Antillanae,seu, Fundamenta florae Indiae Occidentalis - Urban, Ignaz, 1848 -1931 (Fratres Borntraeger ;Paul Klincksieck, 1898)

Symbolae Antillanae,seu, Fundamenta florae Indiae Occidentalis - Urban, Ignaz, 1848 -1931 (Fratres Borntraeger ;Paul Klincksieck, 1898)

Symbolae Antillanae,seu, Fundamenta florae Indiae Occidentalis - Urban, Ignaz, 1848 -1931 (Fratres Borntraeger ;Paul Klincksieck, 1898)

Synopsis plantarum; seu, Enumeratio systematica plantarum plerumque adhuc cognitarum cum differentiis specificis et synonymis selectis ad modum Persoonii elaborata - Dietrich, David Nathanael Friedrich, 1800 -1888 (B. F. Voigtii, 1839)

Tableau encyclopédique et méthodique des trois règnes de la nature. Botanique - Poiret, Jean-Louis-Marie, 1755 -1834 (Panckoucke, 1793)

Tableau encyclopédique et méthodique des trois règnes de la nature. Botanique - Poiret, Jean-Louis-Marie, 1755 -1834 (Panckoucke, 1793)

The University of Texas herbaria : type register - Todzia, Carol A., 1955 - (Plant Resources Center, Dept. of Botany, University of Texas, 1994)