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⚠ Version 1 of The Plant List has been superseded.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 kew-194601, with some changes.

L Spirodela polyrrhiza var. masonii Daubs is a synonym of Spirodela polyrrhiza (L.) Schleid.

This name is a synonym of Spirodela polyrrhiza (L.) Schleid..

The record derives from WCSP which reports it as a synonym (record 194601) with original publication details: Illinois Biol. Monogr. 34: 13 1965.