This name is a synonym of Monticalia pulchella (Kunth) C.Jeffrey.
The record derives from TICA
(data supplied on 2012-02-11)
which reports it as a synonym (record 111DAC0C-AF68-4D70-AE46-01B94961631A).
This name record (from TICA) was not included in version 1 of The Plant List. It is possible the same name was included from a different data source, to check this you can search for Monticalia pulchella in version 1 of The Plant List.