Crespo, M. B., Pena-Martín, C., Becker, A. S., & Dressler, S. (2015).

Type designation for Cyclachaena xanthiifolia (Euphrosyne xanthiifolia) (Heliantheae, Asteraceae)

. Phytotaxa, 197(2), 132–138. https://doi.org/10.11646/phytotaxa.197.2.6