This name is a synonym of Felicia echinata (Thunb.) Nees.
The record derives from TICA
(data supplied on 2012-02-11)
which reports it as a synonym (record 19976F76-035C-4BCA-A357-2B6200FAA588).
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 Aster echinatus in version 1 of The Plant List.