⚠ Version 1 of The Plant List has been superseded.
This name is in version 1.1 of The Plant List, record kew-2331, with some changes.
This name is a synonym of Acorus calamus var. calamus .
The record derives from WCSP which reports it as a synonym (record 2331) with original publication details: Oesterr. Bot. Z. 9: 101 1859.