This name is a synonym of Andropogon fastigiatus Sw..
The record derives from Tropicos
(data supplied on 2012-04-18)
which reports it as a synonym (record 25513348) with original publication details: Ess. Agrostogr. 132, 160 1812.
This name was in version 1 of The Plant List, record tro-25513348, and has not been changed.