Dichanthelium villosissimum (Nash) Freckmann var. villosissimum . White-haired Witchgrass. Phen: Apr-Sep. Hab: Dry sandy soil of open woods and prairies. Dist: MA south to FL, west to TX; Mexico and Mesoamerica.

Origin/Endemic status: Native

Taxonomy Comments: Appearing to be related to D. ovale based on such characters as the double ligule.

Synonymy: = K1, Va, Freckmann (1981); = Dichanthelium ovale (Elliott) Gould & C.A.Clark var. villosissimum (Nash) Freckmann & Lelong; = Panicum ovale Elliott var. villosum (A.Gray) Lelong – Lelong (1984); = Panicum villosissimum Nash – C, RAB, WV; < Dichanthelium acuminatum (Sw.) Gould & C.A.Clark – Mex, Freckmann et al. (2008); < Dichanthelium acuminatum (Sw.) Gould & C.A.Clark var. acuminatum – K3; < Dichanthelium acuminatum (Sw.) Gould & C.A.Clark var. villosum (A.Gray) Gould & C.A.Clark – Gould & Clark (1978); > Dichanthelium ovale (Elliott) Gould & C.A.Clark ssp. villosissimum (Nash) Freckmann & Lelong – FNA25; < Dichanthelium villosissimum (Nash) Freckmann – NY, Pa; > Panicum pseudopubescens Nash – HC, S; >< Panicum villosissimum Nash – HC, S; > Panicum villosissimum Nash var. pseudopubescens (Nash) Fernald – F, G; > Panicum villosissimum Nash var. villosissimum – F, G

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Wetland Indicator Status:

• Atlantic and Gulf Coastal Plain: FAC (taxonomic split from wetland indicator species)
• Eastern Mountains and Piedmont: FAC (taxonomic split from wetland indicator species)
• Great Plains: FAC (taxonomic split from wetland indicator species)
• Midwest: FAC (taxonomic split from wetland indicator species)
• Northcentral & Northeast: FAC (taxonomic split from wetland indicator species)

Heliophily ?: 8