Dichanthelium acuminatum (Swartz) Gould & C.A. Clark var. acuminatum . Woolly Witchgrass. Phen: May-Oct. Hab: Dryish sandy or clayey soils of open woods and disturbed areas. Dist: MA south to FL, west to TX; West Indies, Mexico, Central America, and n. South America.
ID notes: Internodes and sheaths gray-villous with usually non-papillate hairs. Plants tend to be low and "bushy" with several spreading-ascending culms and dense autumnal branching. See also discussion under Dichanthelium filiramum.
Origin/Endemic status: Native
Synonymy: = Va, Freckmann (1981); = n/a – Il; < Dichanthelium acuminatum (Sw.) Gould & C.A.Clark – Mex; < Dichanthelium acuminatum (Sw.) Gould & C.A.Clark ssp. acuminatum – FNA25; < Dichanthelium acuminatum (Sw.) Gould & C.A.Clark var. acuminatum – K3, NcTx, Lelong (1984); >< Dichanthelium acuminatum (Sw.) Gould & C.A.Clark var. acuminatum – K1, Gould & Clark (1978); >< Panicum acuminatum Sw. var. implicatum (Scribn.) Beetle; > Panicum auburne Ashe – F, G, HC, S, WV; < Panicum lanuginosum Elliott – RAB; > Panicum lanuginosum Elliott – HC, S, WV; > Panicum lanuginosum Elliott var. lanuginosum – C, F, G; < Panicum leucothrix Nash – C
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