Species of flowering plant in the family Asteraceae endemic to Alaska, Yukon, Northwest Territories
Symphyotrichum yukonense (formerly Aster yukonensis) is a species of flowering plant in the family Asteraceae endemic to disjunct areas in Alaska and the Canadian territories of Yukon and Northwest Territories. Commonly known as Yukon aster, it is a perennial, herbaceous plant 5 to 30 centimeters (2 to 12 inches) in height. Its flowers have purple to blue ray florets and yellow to brown disk florets. S. yukonense grows at elevations of 300–1,500 meters (1,000–4,900 feet) in mud flats and on sandy or silty lake shores. It is a NatureServe Vulnerable (G3) species and is classified Imperiled (S2) in its Canadian range.
S. yukonense herbarium specimen
S. yukonense specimen close-up
Citations
References
- Brouillet, L.; Semple, J.C.; Allen, G.A.; Chambers, K.L.; Sundberg, S.D. (2006). "Symphyotrichum yukonense". 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 8 July 2021 – via eFloras.org, Missouri Botanical Garden, St. Louis, MO & Harvard University Herbaria, Cambridge, MA.
- NatureServe (2 July 2021). "Symphyotrichum yukonense Yukon Aster". explorer.natureserve.org. Arlington, Virginia. Retrieved 8 July 2021.
- POWO (2019). "Symphyotrichum yukonense (Cronquist) G.L.Nesom". Plants of the World Online. Royal Botanic Gardens, Kew. Retrieved 8 July 2021.
- Semple, J.C. (21 February 2014). "Symphyotrichum yukonense Yukon Aster". www.uwaterloo.ca. Ontario: University of Waterloo. Archived from the original on 23 July 2021. Retrieved 10 September 2021.
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Symphyotrichum yukonense | |
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Aster yukonensis | |
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