1 species in Sri Lanka.

List of  genera and species of family Acoraceae

2.01. ACORUS L. (Earlier under Araceae)
A.calamus L. R6:28 E:sweet flag S:\vadha-kaha

Reference – A CHECK LIST OF THE FLOWERING PLANTS; Lilani Kumudini Senaratna, B.Sc. (Colombo) M.Phil. (OUSL), Department of Botany, The Open University of Sri Lanka, Nawala, Nugegoda.  Published by National Science Foundation 47/5, Maitland, Place Colombo 7 SRI LANKA