This name is a synonym of Riccardia kowaldiana (Stephani) Hewson.
The record derives from Tropicos
(data supplied on 2012-04-18)
which reports it as a synonym (record 35200104) with original publication details: Sp. Hepat. 1: 255 1899.
This name was in version 1 of The Plant List, record tro-35200104, and has not been changed.