This name is a synonym of Gymnosporia leptopus (Tul.) Baker.
The record derives from Tropicos
(data supplied on 2012-04-18)
which reports it as a synonym (record 6600033) with original publication details: Hist. Phys. Madagascar 4: t. 280a .
This name was in version 1 of The Plant List, record tro-6600033, and has not been changed.