BioStor
 | Provisional List of the Plants of the Bahama Islands John Gardiner (1889) Proceedings of The Academy of Natural Sciences of Philadelphia 41: 349-407 |
 | Vegetation on bauxitic soils in Jamaica, II R A Howard and G R Proctor (1957) Journal of the Arnold Arboretum 38: 151-169 |
 | Bark characters of some Bahama trees and shrubs W T Gillis and G R Proctor (1975) Phytologia 32: 201-213 |
 | Additions and corrections to the Bahama Flora-III W T Gillis (1976) Phytologia 35: 79-100 |
 | Studies in Neotropical Paleobotany. IV. The Eocene Communities of Panama Alan Graham (1985) Annals of the Missouri Botanical Garden 72: 504-534 |
 | Subfamilial and Tribal Relationships in the Rubiaceae Based on rbcL Sequence Data Birgitta Bremer, Katarina Andreasen and Daniel Olsson (1995) Annals of the Missouri Botanical Garden 82: 383-397 |