Synonyms
Klopstockia vogeliana Engel
Ceroxylon verruculosum Burret
Klopstockia coarctata Engel
Ceroxylon flexuosum Galeano & R.Bernal
Ceroxylon crispum Burret
Ceroxylon sclerophyllum Dugand
Ceroxylon hexandrum Dugand
Ceroxylon coarctatum (Engel) H.Wendl.