CRESPO, M. B.; ALONSO, M. A.; MARTÍNEZ-AZORÍN, M.; VICENTE, A.; VILLAR, J. L.; CHAMBOULEYRON, M. New data on the recently described Xiphion heracleanum (Iridaceae), endemic to Morocco. Phytotaxa, Auckland, New Zealand, v. 162, n. 1, p. 31–43, 2014. DOI: 10.11646/phytotaxa.162.1.3. Disponível em: https://phytotaxa.mapress.com/pt/article/view/phytotaxa.162.1.3. Acesso em: 6 dec. 2025.