This name is a synonym of Neoorthocaulis attenuatus (Mart.) L. Söderstr., De Roo, Hedd. & Mart..
The record derives from Tropicos
(data supplied on 2012-04-18)
which reports it as a synonym (record 100356296) with original publication details: Fl. Crypt. Erlang. 177 1817.
This name was in version 1 of The Plant List, record tro-100356296, and has not been changed.