This name is a synonym of Bidens rostrata Melchert.
The record derives from TICA
(data supplied on 2012-02-11)
which reports it as a synonym (record DA630AF8-167A-4B4B-BFF1-C3A020415384) with original publication details: Proc. Amer. Acad. Arts 22 429 1887.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:66753-2.
This name was in version 1 of The Plant List, record gcc-118732, and has not been changed.