Symphyotrichum tenuifolium (Linnaeus) Nesom. Perennial Salt-marsh Aster. Phen: Jun-Nov. Hab: Brackish marshes. Dist: ME south to s. peninsular FL, west to se. TX.
ID notes:This species can be distinguished from S. subulatum by its taproot and annual habit (vs. rhizomatous perennial), fewer disc florets (4-13 vs. 16-30), and narrower ray florets.
Origin/Endemic status: Native
Taxonomy Comments: See Sundberg (2004).
Synonymy: = K1, K4, Va, Nesom (1994a), Nesom (2005b); = Aster tenuifolius L. – C, F, G, GW2, RAB, SE1, Tat; = Aster tenuifolius L. var. tenuifolius – Tx; = Symphyotrichum tenuifolium (L.) G.L.Nesom var. tenuifolium – FNA20, K3, NE, NY, Sundberg (2004); < Symphyotrichum tenuifolium (L.) G.L.Nesom – Fl7, WH3
Wetland Indicator Status:
- Atlantic and Gulf Coastal Plain: OBL (taxonomic split from wetland indicator species)
- Northcentral & Northeast: OBL (taxonomic split from wetland indicator species)
Heliophily: 9
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