⚠ Version 1 of The Plant List has been superseded.

This name is in version 1.1 of The Plant List, record tro-50309037, with some changes.

Trapa bispinosa var. iinumae Nakano is a synonym of Trapa natans L.

This name is a synonym of Trapa natans L..

The record derives from Tropicos which reports it as a synonym (record 50309037).