⚠ Version 1 of The Plant List has been superseded.

This name is in version 1.1 of The Plant List, record kew-2749642, with some changes.

Cycas rumphii f. undulata (Desf. ex Gaudich.) Kaneh. is a synonym of Cycas circinalis L.

This name is a synonym of Cycas circinalis L..

The record derives from WCSP which reports it as a synonym (record 383434) with original publication details: J. Jap. Bot. 14: 587 1938.