This name is a synonym of Amianthium muscitoxicum (Walter) A.Gray.
The record derives from WCSP
(data supplied on 2012-03-23)
which reports it as a synonym (record 281788) with original publication details: Syst. Nat. 1: 587 1791.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:538214-1.
This name was in version 1 of The Plant List, record kew-281788.