⚠ Version 1 of The Plant List has been superseded.
This name record (from Tropicos) is not included in version 1.1 of The Plant List. It is possible the same name is included from a different data source, to check this you can search for Perotis hordeiformis in version 1.1 of The Plant List.
The record derives from Tropicos which reports it as a synonym (record
25537399) with original publication details: Mém. Acad. Imp. Sci. Saint-Pétersbourg, Sér. 6, Sci. Math., Seconde Pt. Sci. Nat. 6,4(3-4): 267 267 1841.