⚠ Version 1 of The Plant List has been superseded.
This name is in version 1.1 of The Plant List, record gcc-60998, with some changes.
This name is a synonym of Ambrosia salsola (Torr. & A.Gray) Strother & B.G.Baldwin.
The record derives from TICA which reports it as a synonym (record D9E54615-224A-4D3F-9711-A2FEAEE59CBB) with original publication details: "Brittonia 25(3): 255 (1973), contrary to Art. 26." .