⚠ Version 1 of The Plant List has been superseded.

This name is in version 1.1 of The Plant List, record kew-293174, with some changes.

Zigadenus falcatus Rydb. is a synonym of Toxicoscordion gramineum (Rydb.) Rydb.

This name is a synonym of Toxicoscordion gramineum (Rydb.) Rydb..

The record derives from WCSP which reports it as a synonym (record 293174) with original publication details: Bull. Torrey Bot. Club 27: 536 1900.

Full publication details for this name can be found in IPNI: urn:lsid:ipni.org:names:271394-2.