Panicum virgatum Linnaeus var. spissum Linder. Section: Hiantes. Tufted Switchgrass. Phen: Jul-Sep. Hab: Gravelly or sandy fresh to brackish shores and swamps. Dist: E. Canada south to PA, MD, DE (Kartesz 1999, 2015) and NC and SC.

Origin/Endemic status: Native

Synonymy: = F, HC, K1, K3, K4, Sorrie (2018b) in Weakley et al (2018a); < Panicum virgatum L. – C, FNA25, G, NY, Pa, RAB

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