⚠ Version 1 of The Plant List has been superseded.
This name is in version 1.1 of The Plant List, record tro-29400079, with some changes.
This name is a synonym of Castela stewartii (C.H.Mull.) Moran & Felger.
The record derives from Tropicos which reports it as a synonym (record 29400079) with original publication details: Madroño 6(4): 131-132, f. 2 [map] 131 1941.
Full publication details for this name can be found in IPNI: urn:lsid:ipni.org:names:123519-2.