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Dichanthelium commutatum (J.A. Schultes) Gould ssp. commutatum . Variable Witchgrass. Phen: May-Oct. Hab: Low, shaded, moist woodlands and woodland edges, and dry, thin, often rocky woods and thickets. Dist: ME south to FL, west to MI, MO, OK, and TX; Mexico.

Origin/Endemic status: Native

Taxonomy Comments: Also see commentary under D. commutatum ssp. equilaterale and ssp. joori.

Synonymy : = FNA25, NY, Pa, Tn; = Dichanthelium commutatum (Schult.) Gould var. commutatum – Mo1, Va; = Panicum commutatum Schult. – SFla; < Dichanthelium commutatum (Schult.) Gould – Il, K1, K3, Mex, Freckmann et al. (2008); > Dichanthelium mutabile (Scribn. & J.G.Sm. ex Nash) Wipff – Wipff (2020); < Panicum commutatum Schult. – C, RAB, Tx; > Panicum commutatum Schult. – HC, S, WV; > Panicum commutatum Schult. var. commutatum – F, G; < Panicum divergens Kunth – NcTx; > Panicum mutabile Scribn. & Sm. ex Nash – F, G, HC, S

Links to other floras: = Dichanthelium commutatum ssp. commutatum - FNA25

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Wetland Indicator Status:

  • Atlantic and Gulf Coastal Plain: FAC (taxonomic split from wetland indicator species)
  • Eastern Mountains and Piedmont: FACU (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 : 5

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image of plant© Gary P. Fleming | Original Image ⭷
image of plant© brettbudach, some rights reserved (CC BY-NC) source CC-BY-NC, permission granted to NCBG | Original Image ⭷
image of plant© brettbudach, some rights reserved (CC BY-NC) source CC-BY-NC, permission granted to NCBG | Original Image ⭷
image of plant© brettbudach, some rights reserved (CC BY-NC) source CC-BY-NC, permission granted to NCBG | Original Image ⭷
image of plant© brettbudach, some rights reserved (CC BY-NC) source CC-BY-NC, permission granted to NCBG | Original Image ⭷
image of plant© Bruce A. Sorrie | Original Image ⭷

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