SUTHERLAND, C. N. Type material from the Sessé and Mociño collection in the Madrid Royal Botanic Gardens. Anales del Jardín Botánico de Madrid, [S. l.], v. 55, n. 2, p. 375–418, 1997. DOI: 10.3989/ajbm.1997.v55.i2.282. Disponível em: https://rjb.revistas.csic.es/index.php/rjb/article/view/282. Acesso em: 28 sep. 2021.