World Checklist of Selected Plant Families (WCSP)

Ceratolobus laevigatus var. angustifolius Becc. in J.D.Hooker, Fl. Brit. India 6: 477 (1893).

This name is a synonym.

Accepted Name:	Calamus subangulatus Miq., Fl. Ned. Ind., Eerste Bijv.: 594 (1861).
Family:	Arecaceae
Original Compiler:	R.Govaerts