⚠ Version 1 of The Plant List has been superseded.
This name is in version 1.1 of The Plant List, record kew-311591, with some changes.
This name is a synonym of Yucca gloriosa var. recurvifolia (Salisb.) Engelm..
The record derives from WCSP which reports it as a synonym (record 311591) with original publication details: Rev. Hort. 1880: 63 1880.