⚠ Version 1 of The Plant List has been superseded.
This name is in version 1.1 of The Plant List, record kew-274737, with some changes.
This name is a synonym of Alisma subcordatum Raf..
The record derives from WCSP which reports it as a synonym (record 274737) with original publication details: Amer. Midl. Naturalist 4: 164 1915.
Full publication details for this name can be found in IPNI: urn:lsid:ipni.org:names:8510-2.