⚠ Version 1 of The Plant List has been superseded.
This name is in version 1.1 of The Plant List, record kew-2308, 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 2308) with original publication details: Monogr. Phan. 2: 217 1879.