Symphyotrichum divaricatum (Nuttall) Nesom. Common name: Annual Water Aster, Midwestern Saltmarsh Aster, Yard Aster. Phenology: Aug-Jan. Habitat: Ponds, swamps, ditches, other wet disturbed areas, including mowed fields, yards, periodically flooded floodplains; eastwards in waste areas near wool-combing mills. Distribution: TN, MO, e. NE and n. NM south to GA, AL, MS, LA, TX, and Mexico.
Origin/Endemic status: Native
Taxonomy Comments: See Nesom (2000) for additional information.
Synonymy ⓘ: = Il, K4, Va, Dahal, Siniscalchi, & Folk (2023), Nesom (1994a), Nesom (2005b); = Aster exilis Elliott — F, RAB, S, misapplied; = Aster subulatus Michx. var. ligulatus Shinners — NcTx, SE1, Tx; = Symphyotrichum subulatum (Michx.) G.L.Nesom var. ligulatum (Shinners) S.D.Sundb. — Ar, FNA20, Mo2, Tn, Sundberg (2004); < Aster subulatus Michx. — GW2; ~ Aster subulatus Michx. var. cubensis (DC.) Shinners; < Aster subulatus Michx. var. subulatus — C. Basionym: Tripolium divaricatum Nutt. 1840
Links to other floras: = Symphyotrichum subulatum var. ligulatum - FNA20
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Wetland Indicator Status:
- Atlantic and Gulf Coastal Plain: OBL
- Eastern Mountains and Piedmont: OBL
- Great Plains: OBL
- Midwest: OBL
Heliophily ⓘ: 9
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