⚠ Version 1 of The Plant List has been superseded.

This name is in version 1.1 of The Plant List, record kew-324907, with some changes.

Sisyrinchium grandiflorum Douglas ex Lindl. is a synonym of Olsynium douglasii (A.Dietr.) E.P.Bicknell

This name is a synonym of Olsynium douglasii (A.Dietr.) E.P.Bicknell.

The record derives from iPlants which reports it as a synonym and as an illegitimate name (record 324907) with original publication details: Edwards's Bot. Reg. 16: t. 1364 1830.

Full publication details for this name can be found in IPNI: urn:lsid:ipni.org:names:441082-1.