Dichanthelium aciculare (Needle-leaf Witchgrass)

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https://fsus.ncbg.unc.edu/main.php?pg=show-taxon-detail.php&lsid=urn:lsid:ncbg.unc.edu:taxon:{4405530C-45A2-4E8E-958B-4EC3C7D39333}

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POACEAE

Dichanthelium aciculare (Desvaux ex Poiret) Gould & C.A. Clark. Needle-leaf Witchgrass. Phen: May-Oct. Hab: Sandy woods and fields. Dist: NJ south to n. FL, west to TX, OK and Mexico; West Indies; n. South America. Reports of this species in KY, TN, and n. AL are likely based on misidentification of D. angustifolium and other species (M. Brock, pers.comm. 2024).

ID notes: Blades typically are strongly involute, especially autumnal form.

Origin/Endemic status: Native

Synonymy ⓘ: = Va, LeBlond (2017a) in Weakley et al (2017); = Dichanthelium aciculare (Desv. ex Poir.) Gould & C.A.Clark ssp. aciculare – FNA25; = Panicum aciculare Desv. ex Poir. – F, G, RAB, Tat; < Dichanthelium aciculare (Desv. ex Poir.) Gould & C.A.Clark – FlGr, K1, K3, K4, Mex, Gould & Clark (1978); < Panicum aciculare Desv. ex Poir. – C; > Panicum aciculare Desv. ex Poir. – HC, S; < Panicum aciculare Desv. ex Poir. var. aciculare – NcTx; > Panicum arenicola Ashe; > Panicum arenicolum Ashe – HC, correctable orthographic error; > Panicum bennettense M.V.Brown – HC, S

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

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Wetland Indicator Status:

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

Heliophily ⓘ: 8

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