Chasmanthium latifolium (USA)

Chasmanthium latifolium (Michx.) H.O.Yates, S. W. Naturalist 11: 416 1966. (syn: Uniola latifolia Michx.);
C. Canada, C. & E. U.S.A. to NE. Mexico as per WCSP;
Alabama; Arizona; Arkansas; Delaware; District of Columbia; Florida; Georgia;
Illinois; Indiana; Kansas; Kentucky; Louisiana; Manitoba; Maryland; Mexico
Northeast; Michigan; Mississippi; Missouri; Nebraska; New Jersey; New Mexico;
North Carolina; Ohio; Oklahoma; Pennsylvania; South Carolina; Tennessee; Texas;
Virginia; West Virginia; Wisconsin as per Catalogue of Life;
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Poaceae for ID : Atlanta,Georgia : 08JAN19 : AK-3 : 3 posts by 2 authors. Attachments (5)
Ornamental Grass seen in a park in Atlanta.

First time I came across this grass with Spikelets swaying in the breeze. 

Could be Briza Species? 
Uniola latifolia (Chasmanthium latifolium)