Biology:Symphyotrichum laurentianum

Short description: Species of flowering plant in the family Asteraceae endemic to Gulf of St. Lawrence southern shores

Symphyotrichum laurentianum
S. laurentianum in the Magdalen Islands
Conservation status
Critically Imperiled (NatureServe)
Threatened (COSEWIC)
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. Symphyotrichum
Section:	Symphyotrichum sect. Conyzopsis
Species:	S. laurentianum
Binomial name
Symphyotrichum laurentianum (Fernald) G.L.Nesom
Native distribution
Synonyms
Basionym Aster laurentianus Fernald Alphabetical list Brachyactis ciliata subsp. laurentiana Aster ciliatus subsp. laurentianus (Fernald) Govaerts Fernald (Fernald) A.G.Jones Brachyactis laurentiana Aster laurentianus var. magdalenensis (Fernald) Botsch. Aster laurentianus var. contiguus Fernald

Symphyotrichum laurentianum (formerly Aster laurentianus) is a critically imperiled 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.

References

• Flora of North America Editorial Committee, ed. (2006), "Symphyotrichum laurentianum", Flora of North America North of Mexico (FNA), 20, New York and Oxford, http://www.efloras.org/florataxon.aspx?flora_id=1&taxon_id=250067658, retrieved 30 June 2021 
• "Symphyotrichum laurentianum Gulf of St. Lawrence Aster". Arlington, Virginia. 4 June 2021. https://explorer.natureserve.org/Taxon/ELEMENT_GLOBAL.2.147526/Symphyotrichum_laurentianum. 
• POWO (2019). "Symphyotrichum laurentianum (Fernald) G.L.Nesom" (in en). Royal Botanic Gardens, Kew. http://www.plantsoftheworldonline.org/taxon/981853-1. 

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