BioStor
 | The genus Cestrum in Guatemala C V #morton (1936) Journal of the Arnold Arboretum 17: 341-349 |
 | 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 |