Symphyotrichum laurentianum

Symphyotrichum laurentianum (formerly Aster laurentianus) is a critically imperiled[1] species of flowering plant in the family Asteraceae endemic to the southern shores of the Gulf of St. Lawrence in Canada. Commonly known as Gulf of St. Lawrence aster, it is an annual, herbaceous plant with one stem and no ray florets that grows up to about 13 centimetres (5 inches) tall.[3]

Symphyotrichum laurentianum
S. laurentianum in the Magdalen Islands

Critically Imperiled (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. Conyzopsis
Species:
S. laurentianum
Binomial name
Symphyotrichum laurentianum
Symphyotrichum laurentianum distribution map
Native distribution[3]
Synonyms[2]

Basionym

  • Aster laurentianus Fernald
Alphabetical list
    • Aster ciliatus subsp. laurentianus (Fernald) Govaerts
    • Aster laurentianus var. contiguus Fernald
    • Aster laurentianus var. magdalenensis Fernald
    • Brachyactis ciliata subsp. laurentiana (Fernald) A.G.Jones
    • Brachyactis laurentiana (Fernald) Botsch.

Citations edit

References edit

  • Brouillet, L.; Semple, J.C.; Allen, G.A.; Chambers, K.L.; Sundberg, S.D. (2006). "Symphyotrichum laurentianum". 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 30 June 2021 – via eFloras.
  • NatureServe (4 June 2021). "Symphyotrichum laurentianum Gulf of St. Lawrence Aster". NatureServe Explorer (explorer.natureserve.org). Arlington, Virginia. Retrieved 30 June 2021.
  • POWO (2019). "Symphyotrichum laurentianum (Fernald) G.L.Nesom". Plants of the World Online. Royal Botanic Gardens, Kew. Retrieved 30 June 2021.