Symphyotrichum anticostense

Symphyotrichum anticostense (formerly Aster anticostensis) is a species of flowering plant in the family Asteraceae endemic to Quebec, New Brunswick, and Maine. Commonly known as Anticosti aster, it is a perennial, herbaceous plant that may reach 10 to 90 centimeters (4 to 35 inches) in height. Its flowers have pale purple or lilac, sometimes white, ray florets and yellow, then reddish purple, disk florets.[3]

S. anticostense floret view
S. anticostense involucre and phyllaries
S. anticostense herbarium specimen

Symphyotrichum anticostense
refer to caption
S. anticostense in Quebec

Vulnerable  (NatureServe)[1]
Scientific classification Edit this classification
Kingdom: Plantae
Clade: Tracheophytes
Clade: Angiosperms
Clade: Eudicots
Clade: Asterids
Order: Asterales
Family: Asteraceae
Tribe: Astereae
Subtribe: Symphyotrichinae
Genus: Symphyotrichum
Subgenus: Symphyotrichum subg. Symphyotrichum
Section: Symphyotrichum sect. Symphyotrichum
Species:
S. anticostense
Binomial name
Symphyotrichum anticostense
Symphyotrichum anticostense distribution shaded green: Canada – New Brunswick and Québec; US – Maine.
Native distribution[3]
Synonyms[2]
  • Aster anticostensis Fernald
  • Aster gaspensis Vict.
  • Aster hesperius var. gaspensis (Vict.) B.Boivin

Citations

References

  • Brouillet, L.; Semple, J.C.; Allen, G.A.; Chambers, K.L.; Sundberg, S.D. (2006). "Symphyotrichum anticostense". In Flora of North America Editorial Committee (ed.). Flora of North America North of Mexico (FNA). Vol. 20. New York and Oxford: Oxford University Press. Retrieved 7 July 2021 via eFloras.
  • NatureServe (1 September 2022). "Symphyotrichum anticostense Anticosti Aster". NatureServe Explorer (explorer.natureserve.org). Arlington, Virginia: NatureServe. Retrieved 22 September 2022.
  • POWO (2022). "Symphyotrichum anticostense (Fernald) G.L.Nesom". Plants of the World Online. Royal Botanic Gardens, Kew. Retrieved 22 September 2022.


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