Symphyotrichum tenuifolium

Symphyotrichum tenuifolium (formerly Aster tenuifolius) is a species of flowering plant in the family Asteraceae and is commonly known as perennial saltmarsh aster. It is a perennial and herbaceous plant native to the eastern United States and the West Indies. There is one variety, S. tenuifolium var. aphyllum in addition to the autonym S. tenuifolium var. tenuifolium.

Symphyotrichum tenuifolium
Conservation status
Secure  (NatureServe)[1]
Scientific classification
Kingdom:	Plantae
Clade:	Tracheophytes
Clade:	Angiosperms
Clade:	Eudicots
Clade:	Asterids
Order:	Asterales
Family:	Asteraceae
Tribe:	Astereae
Subtribe:	Symphyotrichinae
Genus:	Symphyotrichum
Subgenus:	Symphyotrichum subg. Astropolium
Species:	S. tenuifolium
Binomial name
Symphyotrichum tenuifolium (L.) G.L.Nesom[2]
Varieties[2]
S. tenuifolium var. aphyllum (R.W.Long) S.D.Sundb. S. tenuifolium var. tenuifolium
Native distribution[2]
Synonyms[2]
Basionym Aster tenuifolius L. Variety synonyms var. aphyllum Aster tenuifolius var. aphyllus R.W.Long Aster bracei Britton ex Small Symphyotrichum bracei (Britton ex Small) G.L.Nesom var. tenuifolium Aster flexuosus Nutt. Aster junceus Nees Aster polyphyllus Pursh ex DC. Aster recurvatus Nees Aster tripolium Walter Aster virgatus Moench Fimbristima flexuosa Raf. Fimbristima sparsiflora Raf. Tripolium flexuosum Nees Venatris tenuifolius Raf.

Description

Symphyotrichum tenuifolium is a perennial and herbaceous flowering plant.^[3]

• 
  Marsh habitat

Taxonomy

S. tenuifolium has one variety, S. tenuifolium var. aphyllum in addition to the autonym S. tenuifolium var. tenuifolium.^[2]

Distribution and habitat

The species is native to the eastern United States and the West Indies.^[3][4]

Conservation

As of June 2021^[update], NatureServe lists Symphyotrichum tenuifolium as Secure (G5) worldwide, Critically Imperiled (S1) in New Hampshire, Imperiled (S2) in New York, and Vulnerable (S3) in North Carolina.^[1]