''Symphyotrichum nahanniense'' (formerly ''Aster nahanniensis'') is a
species of
flowering plant in the
family Asteraceae endemic to
Northwest Territories
The Northwest Territories (abbreviated ''NT'' or ''NWT''; french: Territoires du Nord-Ouest, formerly ''North-Western Territory'' and ''North-West Territories'' and namely shortened as ''Northwest Territory'') is a federal territory of Canada. ...
,
Canada.
Description
Commonly known as Nahanni aster, it is a
perennial,
herbaceous
Herbaceous plants are vascular plants that have no persistent woody stems above ground. This broad category of plants includes many perennials, and nearly all annuals and biennials.
Definitions of "herb" and "herbaceous"
The fourth edition of t ...
plant that grows about 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 spring
Mineral springs are naturally occurring springs that produces hard water, water that contains dissolved minerals. Salts, sulfur compounds, and gases are among the substances that can be dissolved in the spring water during its passage underg ...
s locations within the Park. A survey conducted in 2019 recorded about 130,000 plants.
Gallery
Symphyotrichum nahanniense 31585717.jpg
Symphyotrichum nahanniense 31585674 (cropped).jpg
Citations
References
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nahanniense
Flora of the Northwest Territories
Plants described in 1974
Taxa named by William James Cody
Endemic flora of Canada
{{Astereae-stub