BioStor
 | New species of Cestrum (Solanaceae) and synonymy under two widespread species C E BenÃtez De Rojas and W G D'arcy (1995) Novon 5: 311-317 |
 | The Genera Cestrum and Sessea (Solanaceae: Cestreae) in Venezuela Carmen Benitez De Rojas and William G D'arcy (1998) Annals of the Missouri Botanical Garden 85: 273-351 |