This name is a synonym of Helianthemum oelandicum subsp. pourretii (Timb.-Lagr.) Greuter & Burdet.
The record derives from WCSP (in review)
(data supplied on 2012-03-23)
which reports it as a synonym with original publication details: Bull. Soc. Sci. Phys. Nat. Toulouse 2: 65 1875.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:928148-1.
This name was in version 1 of The Plant List, record kew-2842702.