Biology:Symphyotrichum parviceps

Short description: Species of flowering plant in the family Asteraceae native to the central United States

Symphyotrichum parviceps
S. parviceps, St. Charles County, Missouri
Conservation status
Invalid status (NatureServe)
Scientific 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 (E.S.Burgess) G.L.Nesom
Synonyms
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

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.

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. It has been introduced to the Transcaucasus.

Native distribution

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.

References

• Flora of North America Editorial Committee, ed. (2006), "Symphyotrichum parviceps" (in en), Flora of North America North of Mexico (FNA), 20, New York and Oxford, http://www.efloras.org/florataxon.aspx?flora_id=1&taxon_id=250067667, retrieved 12 July 2021 
• "Symphyotrichum parviceps Small-head aster" (in en). Arlington, Virginia. 3 February 2023. https://explorer.natureserve.org/Taxon/ELEMENT_GLOBAL.2.141652/. 
• "Symphyotrichum parviceps (E.S.Burgess) G.L.Nesom" (in en). Royal Botanic Gardens, Kew. 2023. http://www.plantsoftheworldonline.org/taxon/981872-1. 

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