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Dichanthelium recognitum (Fernald) LeBlond. Novel Witchgrass. Phen: Probably spring into autumn (known collections are Jun-Sep). Hab: Mostly wet soils near creeks, swamps, ponds, and bogs; also reported from dry woods. Dist: CT and RI south to NJ and PA, then disjunctly to se. VA and montane province of NC and TN.

Origin/Endemic status: Native

Taxonomy Comments: Superficially resembling Dichanthelium scabriusculum, from which it is most readily separated by its elliptic spikelets and ciliate ligule. Not treated by C, G, RAB, and Va, and regarded as a sterile hybrid by FNA.

Other Comments: See LeBlond (2019a) for additional, detailed information.

Synonymy: = LeBlond (2019a) in Weakley et al (2019a); = n/a – RAB; = Panicum recognitum Fernald – F, HC; < Dichanthelium scabriusculum (Elliott) Gould & C.A.Clark – FNA25, K1, K3, K4, Gould & Clark (1978); < Panicum scabriusculum Elliott – C

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Wetland Indicator Status:

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

Heliophily ?: 6

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