This name is a synonym of Sedum lineare Thunb..
The record derives from Tropicos
(data supplied on 2012-04-18)
which reports it as a synonym (record 50145284) with original publication details: Bull. Bot. Res., Harbin 6(4): 137–138, pl. 1 1986.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:930895-1.
This name was in version 1 of The Plant List, record tro-50145284, and has not been changed.