| Andropogon divergens (Hack.) Andersson ex Hitchc. | Synonym |  | WCSP | 
	
		| Andropogon divergens Andersson ex Hack. | Synonym |  | TRO | 
	
		| Andropogon flexilis Poir. | Synonym |  | WCSP | 
	
		| Andropogon halei Alph.Wood | Synonym |  | WCSP | 
	
		| Andropogon littoralis Nash | Synonym |  | WCSP | 
	
		| Andropogon neomexicanus Nash | Synonym |  | WCSP | 
	
		| Andropogon praematurus Fernald | Synonym |  | WCSP | 
	
		| Andropogon praematurus f. hirtivaginatus Fernald | Synonym |  | WCSP | 
	
		| Andropogon praematurus f. praematurus | Synonym |  | TRO | 
	
		| Andropogon preamaturus Fernald | Synonym |  | WCSP | 
	
		| Andropogon purpurascens Muhl. ex Willd. | Synonym |  | WCSP | 
	
		| Andropogon scoparius Michx. | Synonym |  | WCSP | 
	
		| Andropogon scoparius f. calvescens Fernald | Synonym |  | WCSP | 
	
		| Andropogon scoparius var. divergens Hack. | Synonym |  | WCSP | 
	
		| Andropogon scoparius var. ducis Fernald & Griscom | Synonym |  | WCSP | 
	
		| Andropogon scoparius var. flexilis (Bosc ex Poir.) Hack. | Synonym |  | TRO | 
	
		| Andropogon scoparius var. frequens F.T.Hubb. | Synonym |  | WCSP | 
	
		| Andropogon scoparius var. genuinus Hack. | Synonym |  | TRO | 
	
		| Andropogon scoparius var. glaucescens House | Synonym |  | WCSP | 
	
		| Andropogon scoparius var. littoralis (Nash) Hitchc. | Synonym |  | WCSP | 
	
		| Andropogon scoparius var. maritimus Hack. ex L.H.Dewey | Synonym |  | WCSP | 
	
		| Andropogon scoparius var. neomexicanus (Nash) Hitchc. | Synonym |  | WCSP | 
	
		| Andropogon scoparius var. polycladus Scribn. & C.R.Ball | Synonym |  | WCSP | 
	
		| Andropogon scoparius var. scoparius | Synonym |  | TRO | 
	
		| Andropogon scoparius f. scoparius | Synonym |  | TRO | 
	
		| Andropogon scoparius var. septentrionalis Fernald & Griscom | Synonym |  | WCSP | 
	
		| Andropogon scoparius var. villosissimus Kearney | Synonym |  | WCSP | 
	
		| Andropogon scoparius var. virilis Shinners | Synonym |  | WCSP | 
	
		| Andropogon spadiceus Swallen | Synonym |  | WCSP | 
	
		| Pollinia scoparia (Michx.) Spreng. | Synonym |  | WCSP | 
	
		| Schizachyrium acuminatum Nash | Synonym |  | WCSP | 
	
		| Schizachyrium littorale (Nash) E.P.Bicknell | Synonym |  | WCSP | 
	
		| Schizachyrium neomexicanum (Nash) Nash | Synonym |  | WCSP | 
	
		| Schizachyrium praematurum (Fernald) C.F.Reed | Synonym |  | WCSP | 
	
		| Schizachyrium praematurum f. hirtivaginatum (Fernald) C.F.Reed | Synonym |  | WCSP | 
	
		| Schizachyrium scoparium f. calvescens (Fernald) C.F.Reed | Synonym |  | WCSP | 
	
		| Schizachyrium scoparium subsp. divergens (Hack.) Gandhi & Smeins | Synonym |  | WCSP | 
	
		| Schizachyrium scoparium var. divergens (Hack.) Gould | Synonym |  | WCSP | 
	
		| Schizachyrium scoparium var. frequens (F.T.Hubb.) Gould | Synonym |  | WCSP | 
	
		| Schizachyrium scoparium subsp. littorale (Nash) Gandhi & Smeins | Synonym |  | WCSP | 
	
		| Schizachyrium scoparium var. littorale (Nash) Gould | Synonym |  | WCSP | 
	
		| Schizachyrium scoparium subsp. neomexicanum (Nash) Gandhi & Smeins | Synonym |  | WCSP | 
	
		| Schizachyrium scoparium var. neomexicanum (Nash) Hitchc. | Synonym |  | WCSP | 
	
		| Schizachyrium scoparium var. neomexicanum (Nash) Gould | Synonym |  | TRO | 
	
		| Schizachyrium scoparium var. polycladum (Scribn. & C.R.Ball) C.F.Reed | Synonym |  | WCSP | 
	
		| Schizachyrium scoparium f. villosissimum (Kearney) C.F.Reed | Synonym |  | WCSP | 
	
		| Schizachyrium scoparium f. virile (Shinners) Gandhi & Smeins | Synonym |  | WCSP | 
	
		| Schizachyrium scoparium var. virile (Shinners) Gould | Synonym |  | WCSP | 
	
		| Schizachyrium spadiceum (Swallen) Wipff | Synonym |  | WCSP | 
	
		| Schizachyrium villosissimum (Kearney) Nash | Synonym |  | WCSP | 
	
		| Sorghum scoparium (Michx.) Kuntze | Synonym |  | WCSP |