This name is a synonym of Koelreuteria paniculata Laxm..
The record derives from Tropicos
(data supplied on 2012-04-18)
which reports it as a synonym (record 50002312) with original publication details: J. Arnold Arbor. 20(4): 418 1939.
This name was in version 1 of The Plant List, record tro-50002312, and has not been changed.