The Plant List — A working list for all plant species

⚠ Version 1 of The Plant List has been superseded.

This name is in version 1.1 of The Plant List, record tro-50311254, with some changes.

M Sium heterophyllum Greene is a synonym of Sium cicutifolium var. heterophyllum (Greene) Jeps.

This name is a synonym of Sium cicutifolium var. heterophyllum (Greene) Jeps..

The record derives from Tropicos which reports it as a synonym (record 50311254) with original publication details: Pittonia 2(8C): 102-103 102 1890.

Full publication details for this name can be found in IPNI: urn:lsid:ipni.org:names:237881-2.