Asteraceae
Bottomland aster
Symphyotrichum ontarionis
- Family
- Asteraceae
- Genus
- Symphyotrichum
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Common names
By language (1)
- English
- Bottomland aster, Ontario aster
Synonyms
- Aster diffusus var. thyrsoideus A.Gray
- Aster lateriflorus var. thyrsoideus E.Sheld.
- Aster missouriensis Britton
- Aster missouriensis var. missouriensis
- Aster missouriensis var. thyrsoideus Wiegand
- Aster missouriensis var. thyrsoideus (A.Gray) Wiegand
- Aster ontariensis Wiegand
- Aster ontarionis Wiegand
- Aster ontarionis var. ontarionis
- Aster pantotrichus S.F.Blake
- Aster pantotrichus var. pantotrichus
- Aster pantotrichus var. thyrsoideus S.F.Blake
- Aster tradescantii var. thyrsoideus (A.Gray) B.Boivin
Characteristics
- Growth habit
- Forb/herb
- Lifespan
- Perennial
- In the US and Canada
- Canada: native, Lower 48 states: native
Photos
Photo: davecz2, CC BY-SA 4.0, from Wikimedia Commons 
Photo: davecz2, CC BY-SA 4.0, from Wikimedia Commons 
Photo: davecz2, CC BY-SA 4.0, from Wikimedia Commons 
Photo: davecz2, CC BY-SA 4.0, from Wikimedia Commons 
Photo: davecz2, CC BY-SA 4.0, from Wikimedia Commons 
Photo: Shirley Zundell, CC BY 4.0, from Wikimedia Commons 
Photo: Gordon C. Snelling, 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: aarongunnar, CC BY 4.0, from Wikimedia Commons 
Photo: File:North America second level political division 2 and Greenland.svg : Alex Co, CC BY-SA 2.5, from Wikimedia Commons 
Photo: Krzysztof Ziarnek, Kenraiz, CC BY-SA 4.0, from Wikimedia Commons
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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.