Asteraceae
Hairy white oldfield aster
Symphyotrichum pilosum
- Family
- Asteraceae
- Genus
- Symphyotrichum
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Common names
By language (5)
- arz
- سيمفيوتريتشوم بيلوسوم
- Chinese
- 尖苞紫菀
- English
- Hairy white oldfield aster, Frost aster, Pringle's aster
- Japanese
- キダチコンギク
- Korean
- 미국쑥부쟁이
Synonyms
- Aster chrysogonii Sennen
- Aster ericoides f. villosus (Torr. & A.Gray) Voss
- Aster ericoides var. pilosus (Willd.) Porter
- Aster ericoides var. platyphyllus Torr. & A.Gray
- Aster ericoides var. pringlei A.Gray
- Aster ericoides var. villosus Torr. & A.Gray
- Aster faxonii Porter
- Aster pilosus Willd.
- Aster pilosus f. pilosus
- Aster pilosus f. pulchellus Benke
- Aster pilosus subsp. pilosus
- Aster pilosus var. demotus S.F.Blake
- Aster pilosus var. platyphyllus S.F.Blake
- Aster pinifolius Nees
- Aster polyphyllus Willd.
- Aster ramosissimus Mill.
- Symphyotrichum pilosum var. pringlei (A.Gray) G.L.Nesom
Characteristics
- Growth habit
- Forb/herb
- Lifespan
- Perennial
- In the US and Canada
- Canada: native, Lower 48 states: native
Photos

Photo: Elizabeth Ballard, CC BY-SA 4.0, from Wikimedia Commons 
Photo: Fritzflohrreynolds, CC BY-SA 3.0, from Wikimedia Commons 
Photo: Ryan Hodnett, CC BY-SA 4.0, from Wikimedia Commons 
Photo: Joshua Mayer from Madison, WI, USA, CC BY-SA 2.0, from Wikimedia Commons 
Photo: Joshua Mayer from Madison, WI, USA, CC BY-SA 2.0, from Wikimedia Commons 
Photo: Sandy Wolkenberg, CC BY 4.0, from Wikimedia Commons 
Photo: aarongunnar, CC BY 4.0, from Wikimedia Commons 
Photo: aarongunnar, CC BY 4.0, from Wikimedia Commons 
Photo: Troi Perkins, CC BY 4.0, from Wikimedia Commons 
Photo: Cecil Smith, CC BY 4.0, from Wikimedia Commons 
Photo: File:Symphyotrichum pilosum 164939625.jpg : Troi Perkins derivative work: Eewils, CC BY 4.0, from Wikimedia Commons 
Photo: Cecil Smith, CC BY 4.0, from Wikimedia Commons
More in Symphyotrichum
- New England asterSymphyotrichum novae-angliaeAsteraceae
- New York asterSymphyotrichum novi-belgiiAsteraceae
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- Rice button asterSymphyotrichum dumosumAsteraceae
- White heath asterSymphyotrichum ericoidesAsteraceae
- Smooth blue asterSymphyotrichum laeveAsteraceae
- Aromatic asterSymphyotrichum oblongifoliumAsteraceae
- Blue wood asterSymphyotrichum cordifoliumAsteraceae
- Calico asterSymphyotrichum lateriflorumAsteraceae
- Shore asterSymphyotrichum tradescantiiAsteraceae
- Rayless alkali asterSymphyotrichum ciliatumAsteraceae
- Serpentine asterSymphyotrichum depauperatumAsteraceae
Sources: classification, synonyms from World Flora Online Plant List (2026-06, CC0 1.0); common names, popularity from Wikidata (2026-10-26, CC0 1.0); common names, US characteristics from USDA PLANTS Database (2025-05-29, CC0 1.0). About our plant data.