⚠ Version 1 of The Plant List has been superseded.
This name is in version 1.1 of The Plant List, record gcc-7342, with some changes.
This name is a synonym of Ambrosia salsola var. pentalepis (Rydb.) Strother & B.G.Baldwin.
The record derives from TICA which reports it as a synonym (record 4E309835-3DE8-481F-8B8C-0DA917CB1BF7) with original publication details: 14 1922.
Full publication details for this name can be found in IPNI: urn:lsid:ipni.org:names:125598-2.