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Symphyotrichum sericeum

(Redirected from Silky aster)

Symphyotrichum sericeum (formerly Aster sericeus) is a species of flowering plant in the family Asteraceae native to central North America. Commonly known as western silver aster,[3] western silvery aster,[4] and silky aster,[5] it is a perennial, herbaceous plant that may reach 70 centimeters (2+1⁄4 feet) tall. Its flowers have purple ray florets and pink then purple disk florets, and its leaves are firm and silvery-green.

Symphyotrichum sericeum

Secure  (NatureServe)[1]
Scientific classification Edit this classification
Kingdom: Plantae
Clade: Tracheophytes
Clade: Angiosperms
Clade: Eudicots
Clade: Asterids
Order: Asterales
Family: Asteraceae
Tribe: Astereae
Subtribe: Symphyotrichinae
Genus: Symphyotrichum
Subgenus: Symphyotrichum subg. Virgulus
Species:
S. sericeum
Binomial name
Symphyotrichum sericeum
Symphyotrichum sericeum native distribution map: Canada — Manitoba and Ontario; US — Arkansas, Georgia, Indiana, Iowa, Kansas, Michigan, Minnesota, Missouri, Nebraska, North Dakota, Ohio, Oklahoma, South Dakota, Tennessee, Texas, and Wisconsin.
Native distribution[2]
Synonyms[2]

Basionym

  • Aster sericeus Vent.
Alphabetical list

Description

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Symphyotrichum sericeum is a perennial herb growing from rhizomes that may reach 70 centimeters (2+1⁄4 feet) tall. Leaf texture is sericeous, giving the leaves a silvery-green appearance. The inflorescences are erect and parallel, and the involucral bracts of the flower heads are ovate to lanceolate in shape and sericeous. The flowers have purple ray florets and pink then purple disk florets. The fruit is a cypsela.[4]

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    Symphyotrichum sericeum leaves close-up
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    Symphyotrichum sericeum inflorescence

Distribution and habitat

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The species is native to central North America in the states and provinces of Arkansas, Georgia, Indiana, Iowa, Kansas, Manitoba, Michigan, Minnesota, Missouri, Nebraska, North Dakota, Ohio, Oklahoma, Ontario, South Dakota, Tennessee, Texas, and Wisconsin.[2]

It can be found in dry sandy or partially sandy, limestone, or calcareous soil at elevations of 100–500 meters (330–1,640 feet) or higher.[4]

Conservation

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As of July 2021, NatureServe listed Symphyotrichum sericeum as Secure (G5) worldwide, last reviewed in 2002, with state and province statuses as follows: Critically Imperiled (S1) in Ontario and Oklahoma; and, Imperiled (S2) in Manitoba, North Dakota, Michigan, Indiana, and Arkansas.[1]

Citations

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  1. ^ a b NatureServe 2021.
  2. ^ a b c d POWO 2024.
  3. ^ USDA 2014.
  4. ^ a b c Brouillet et al. 2006.
  5. ^ Missouri Botanical Garden n.d.

References

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  • Brouillet, L.; Semple, J.C.; Allen, G.A.; Chambers, K.L.; Sundberg, S.D. (2006). "Symphyotrichum sericeum". 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 15 July 2021 – via eFloras.
  • Missouri Botanical Garden (n.d.). "Symphyotrichum sericeum - Missouri Botanical Garden Plant Finder". www.missouribotanicalgarden.org. St. Louis. Retrieved 15 July 2021.
  • NatureServe (2 July 2021). "Symphyotrichum sericeum Western Silvery Aster". explorer.natureserve.org. Arlington, Virginia. Retrieved 15 July 2021.
  • POWO (2024). "Symphyotrichum sericeum (Vent.) G.L.Nesom". Plants of the World Online. Royal Botanic Gardens, Kew. Retrieved 24 October 2024.
  • NRCS (2014). "Symphyotrichum sericeum". PLANTS Database. United States Department of Agriculture (USDA). Retrieved 15 July 2021.
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