This name is a synonym of Asterothamnus alyssoides .
The record derives from TICA
(data supplied on )
which reports it as a synonym (record BA238206-1326-4E51-BE48-D0600BE8E67B
).
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 alyssoides in version 1 of The Plant List.