⚠ Version 1 of The Plant List has been superseded.
This name is in version 1.1 of The Plant List, record tro-35185439, with some changes.
This name is a synonym of Riccia huebeneriana subsp. sullivantii (Austin) R.M. Schust..
The record derives from Tropicos which reports it as a synonym (record 35185439) with original publication details: Proc. Acad. Nat. Sci. Philadelphia 21: 233 233 1869.