This name is a synonym of Sphaeralcea munroana (Douglas ex Lindl.) Spach ex A.Gray.
The record derives from WCSP (in review)
(data supplied on 2012-03-23)
which reports it as a synonym with original publication details: Edwards's Bot. Reg. 16: t. 1306 1830.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:150186-2.
This name was in version 1 of The Plant List, record kew-2503506.