This name is a synonym of Alternanthera brasiliana (L.) Kuntze.
The record derives from Tropicos
(data supplied on 2012-04-18)
which reports it as a synonym (record 1100529) with original publication details: Revis. Gen. Pl. 2: 538 1891.
This name was in version 1 of The Plant List, record tro-1100529.