Robinson, B.L. & Greenman, J.M. (1899), Synopsis of the genus Verbesina, with an analytical key to the species. Proceedings of the American Academy of Arts and Sciences 34(20): 544 [implicit autonym]

Orchard, A.E. in Wilson, A.J.G. (ed.) (2015), Asteraceae Trib. Heliantheae Subtrib. 3. Verbesininae. Flora of Australia 37: 542-543, pl. 57, fig. 80F-G [secondary reference]

nomenclatural synonym: Ximenesia encelioides Cav. legitimate common name: South African Daisy [n/a] common name: Goldweed [n/a] common name: Wild Sunflower [n/a] common name: Crownbeard [n/a]

Percy-Bower, J.M. & Parker, C.M. (16 March 2017), Updates to Western Australia’s vascular plant census for 2016. Nuytsia 28: 123 [secondary reference]

Bostock, P.D. & Holland, A.E. (August 2017), Appendix A: New names and name and status changes 2016 census to 2017 census. Introduction to the Census of the Queensland Flora 2017: 19 [secondary reference]

Council of Heads of Australasian Herbaria (31 July 2018), Australian Plant Census: - [nomenclatural synonym]

nomenclatural synonym of: Verbesina encelioides (Cav.) Benth. & Hook.f. ex A.Gray subsp. encelioides legitimate

---