⚠ Version 1 of The Plant List has been superseded.

This name is in version 1.1 of The Plant List, record kew-15378, with some changes.

Arisaema formosanum f. stenophyllum Hayata is a synonym of Arisaema formosanum (Hayata) Hayata

This name is a synonym of Arisaema formosanum (Hayata) Hayata.

The record derives from WCSP which reports it as a synonym (record 15378) with original publication details: Icon. Pl. Formosan. 5: 244 1915.