⚠ Version 1 of The Plant List has been superseded.
This name is in version 1.1 of The Plant List, record kew-2769003, with some changes.
This name is a synonym of Dioon edule var. angustifolium (Miq.) A.E.Murray.
The record derives from WCSP which reports it as a synonym (record 383586) with original publication details: Kalmia 13: 5 1983.