Symphyotrichum nahanniense

Symphyotrichum nahanniense (formerly Aster nahanniensis) is a species of flowering plant in the family Asteraceae endemic to Northwest Territories, Canada.

Symphyotrichum nahanniense
Conservation status
Near Threatened  (IUCN 3.1)[1]
Vulnerable  (NatureServe)[2]
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. Symphyotrichum
Species:	S. nahanniense
Binomial name
Symphyotrichum nahanniense (Cody) Semple[3]
General range of S. nahanniense locations at hot springs within Nahanni National Park Reserve outlined in green.[4] 61°32′50″N 125°35′22″W
Synonyms[3]
Aster nahanniensis Cody

Description

Commonly known as Nahanni aster, it is a perennial, herbaceous plant that grows about 7 to 39 centimetres (3 to 15 inches) in height. Its flowers have white to pale rose, often becoming rose-violet, ray florets and yellow then reddish disk florets.^[5]

Distribution and habitat

The species grows only within Nahanni National Park Reserve and has been found at seven hot mineral springs locations within the Park.^[4] A survey conducted in 2019 recorded about 130,000 plants.^[6]

Conservation

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