title: Symphyotrichum nahanniense
text: # Symphyotrichum nahanniense
  
  Symphyotrichum nahanniense (formerly Aster nahanniensis) is a species of flowering plant in the family Asteraceae endemic to Northwest Territories, Canada.
  
  ## 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.
  
  ## 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. A survey conducted in 2019 recorded about 130,000 plants.
  
  ## Citations
  
  * ↑ Lansdown (2017).
  * ↑ NatureServe (2021).
  * 1 2 POWO (2019).
  * 1 2 Parks Canada (2021).
  * ↑ Brouillet et al. (2006).
  * ↑ Pressman (2021).
  