LUEBERT, F.; HILGER, H. H. Typification of Heliotropium and Tournefortia (Heliotropiaceae) species described by Ruiz and Pavón. Anales del Jardín Botánico de Madrid, [S. l.], v. 71, n. 2, p. e012, 2014. DOI: 10.3989/ajbm.2332. Disponível em: https://rjb.revistas.csic.es/index.php/rjb/article/view/414. Acesso em: 2 may. 2025.