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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

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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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image of plant© Gary P. Fleming | Original Image ⭷
image of plant© Janet Wright, some rights reserved (CC BY-NC), uploaded by Janet Wright source CC-BY-NC, permission granted to NCBG | Original Image ⭷
image of plant© Janet Wright, some rights reserved (CC BY-NC), uploaded by Janet Wright source CC-BY-NC, permission granted to NCBG | Original Image ⭷
image of plant© Janet Wright, some rights reserved (CC BY-NC), uploaded by Janet Wright source CC-BY-NC, permission granted to NCBG | Original Image ⭷
image of plant© Jacob Dakar | Original Image ⭷
image of plant© Collectors SOS | Original Image ⭷
image of plant© Collectors SOS | Original Image ⭷
image of plant© Janet Wright, some rights reserved (CC BY-NC), uploaded by Janet Wright source CC-BY-NC, permission granted to NCBG | Original Image ⭷

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