GOVAERTS, R. 2013. <em>Hellenia</em> Retz., the correct name for <em>Cheilocostus</em> C.D.Specht (Costaceae). Phytotaxa. 151, 1 (Dec. 2013), 63–64. DOI:https://doi.org/10.11646/phytotaxa.151.1.7.