Symphyotrichum parviceps

Symphyotrichum parviceps (formerly Aster parviceps) is a species of flowering plant in the family Asteraceae. It is native to the central United States, and is commonly known as smallhead aster or small white aster. A usually short-lived herbaceous, perennial plant, it may reach 30 to 100 centimeters (1 to 3+1⁄4 feet) in height. Its flowers have white ray florets and pale yellow then purplish disk florets.[3]

Symphyotrichum parviceps
S. parviceps, St. Charles County, Missouri
refer to caption
S. parviceps, St. Charles County, Missouri

Apparently 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. Symphyotrichum
Section: Symphyotrichum sect. Symphyotrichum
Species:
S. parviceps
Binomial name
Symphyotrichum parviceps
Synonyms[2]
  • Aster depauperatus var. parviceps Fernald
  • Aster ericoides var. parviceps E.S.Burgess
  • Aster parviceps Mack. & Bush
  • Aster pilosus subsp. parviceps (E.S.Burgess) A.G.Jones

Distribution and habitat

S. parviceps is native to Arkansas, Illinois, Iowa, Kansas, Missouri, and Oklahoma in the United States. It is found at elevations between 200 and 400 meters (700 and 1,300 feet) in open, dry areas with sandy and loamy soils.[3] It has been introduced to the Transcaucasus.[2]

Symphyotrichum parviceps native distribution map: US — Arkansas, Illinois, Iowa, Kansas, Missouri, and Oklahoma
Native distribution[2]
Botanical illustration of Aster parviceps from Britton and Brown (1913) An Illustrated Flora of the Northern United States, Canada and the British Possessions
Herbarium specimen of Aster parviceps collected 18 September 1914 by John Davis at Hannibal, Missouri. It is stored at the New York Botanical Garden Steere Herbarium.

Conservation

As of February 2023, NatureServe listed S. parviceps as Apparently Secure (G4) globally and Vulnerable (S3) in Illinois and Missouri. The species' global status was last reviewed on 29 April 1997.[1]

Citations
  1. NatureServe (2023).
  2. POWO (2023).
  3. Brouillet et al. (2006).

References
  • Brouillet, L.; Semple, J.C.; Allen, G.A.; Chambers, K.L.; Sundberg, S.D. (2006). "Symphyotrichum parviceps". 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 12 July 2021 – via eFloras.org, Missouri Botanical Garden, St. Louis, MO & Harvard University Herbaria, Cambridge, MA.
  • NatureServe (3 February 2023). "Symphyotrichum parviceps Small-head aster". explorer.natureserve.org. Arlington, Virginia. Retrieved 5 February 2023.
  • POWO (2023). "Symphyotrichum parviceps (E.S.Burgess) G.L.Nesom". Plants of the World Online. Royal Botanic Gardens, Kew. Retrieved 5 February 2023.


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