Chloracantha spinosa (Bentham) Nesom. Spiny-aster, Mexican-devilweed, Devilweed-aster. Phen: (May-) Aug-Nov. Hab: Riverbanks, swamps, marshes, saline flats. Dist: S. LA, OK, NM, AZ, and CA south to sc. Mexico (many states); other varieties occur in w. Mexico and southwards to Panama.
Origin/Endemic status: Native
Synonymy: = Nesom (2018a); = Chloracantha spinosa (Benth.) G.L.Nesom var. spinosa – FNA20, Sundberg (1991); < Aster spinosus Benth. – GrPl, S, SE1, Tx; < Chloracantha spinosa (Benth.) G.L.Nesom – K3, K4, Mex, NcTx, Ok
Wetland Indicator Status:
- Atlantic and Gulf Coastal Plain: FACW
- Great Plains: FACW
Heliophily: 6
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