BioStor
 | XXIII. A Commentary on the Hortus Malabaricus, Part I Francis Hamilton (1822) Transactions of The Linnean Society of London 13: 474-561 |
 | Notes on Dr. W. L. Abbott's second collection of birds from Simalur Island, western Sumatra Harry C Oberholser (1919) Proceedings of The United States National Museum 55: 473-498 |
 | Notes on the flora of Costa Rica,3. New species in the Moraceae W C Burger (1973) Phytologia 26: 421-434 |
 | Studies in Neotropical Paleobotany. II. The Miocene Communities of Veracruz, Mexico Alan Graham (1976) Annals of the Missouri Botanical Garden 63: 787-842 |