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Plant Database

Search for native plants by scientific name, common name or family. If you are not sure what you are looking for, try the Combination Search or our Recommended Species lists.

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Symphyotrichum ontarionis (Ontario aster)
Smith, R.W.

Symphyotrichum ontarionis

Symphyotrichum ontarionis (Wiegand) G.L. Nesom

Ontario Aster, Bottomland Aster

Asteraceae (Aster Family)

Synonym(s): Aster diffusus var. thyrsoides, Aster lateriflorus var. thyrsoides, Aster missouriensis, Aster missouriensis var. thyrsoides, Aster ontarionis, Aster ontarionis var. glabratus, Aster pantotrichus, Aster pantotrichus var. thyrsoides, Aster tradescantii var. thyrsoides, Symphyotrichum ontarione, Symphyotrichum ontarione var. glabratum, Symphyotrichum ontarionis var. glabratum

USDA Symbol: SYON2

USDA Native Status: L48 (N), CAN (N)

 

From the Image Gallery

5 photo(s) available in the Image Gallery

Plant Characteristics

Duration: Perennial
Habit: Herb
Leaf Complexity: Simple
Size Notes: Up to about 4 feet tall.
Fruit: Fruit is a cypsela (pl. cypselae). Though technically incorrect, the fruit is often referred to as an achene.

Bloom Information

Bloom Color: White , Pink , Blue , Purple
Bloom Time: Jul , Aug , Sep , Oct
Bloom Notes: Normally white. Occasionally light pink, blue or purple.

Distribution

USA: AL , AR , DE , GA , IA , IL , IN , KS , KY , LA , MI , MN , MO , MS , NE , NY , OH , OK , SD , TN , TX , WI , WV
Canada: ON , QC

National Wetland Indicator Status

Region:AGCPAKAWCBEMPGPHIMWNCNEWMVE
Status: FAC FAC FAC FAC FAC
This information is derived from the U.S. Army Corps of Engineers National Wetland Plant List, Version 3.1 (Lichvar, R.W. 2013. The National Wetland Plant List: 2013 wetland ratings. Phytoneuron 2013-49: 1-241). Click here for map of regions.

Web Reference

Webref 38 - Flora of North America (2019) Missouri Botanical Garden, St. Louis, MO & Harvard University Herbaria, Cambridge, MA.
Webref 23 - Southwest Environmental Information Network (2009) SEINet - Arizona Chapter

Additional resources

USDA: Find Symphyotrichum ontarionis in USDA Plants
FNA: Find Symphyotrichum ontarionis in the Flora of North America (if available)
Google: Search Google for Symphyotrichum ontarionis

Metadata

Record Modified: 2023-01-27
Research By: Joseph A. Marcus

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