This name is a synonym of Rumex microcarpus Campd..
The record derives from Tropicos
(data supplied on 2012-04-18)
which reports it as a synonym (record 50136151) with original publication details: Pl. Asiat. Rar. 3: 64 1832.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:697623-1.
This name was in version 1 of The Plant List, record tro-50136151, and has not been changed.