- Symphyotrichum adnatum, Scaleleaf Aster
- Symphyotrichum ascendens, Long-leaved Aster
- Symphyotrichum bahamense, Bahaman Aster
- Symphyotrichum boreale, Rush Aster
- Symphyotrichum chapmanii, Savanna Aster
- Symphyotrichum chilense
- Symphyotrichum ciliatum, Rayless alkali aster
- Symphyotrichum ciliolatum, Aster ciliolata
- Symphyotrichum concolor, Eastern silver aster
- Symphyotrichum cordifolium, Blue Wood-aster
- Symphyotrichum divaricatum, Southern annual saltmarsh aster
- Symphyotrichum drummondii, Drummonds aster
- Symphyotrichum dumosum, Rice button aster
- Symphyotrichum eatonii
- Symphyotrichum elliottii, Elliotts Aster
- Symphyotrichum ericoides, Heath Aster
- Symphyotrichum falcatum
| - Symphyotrichum firmum
- Symphyotrichum frondosum
- Symphyotrichum georgianum, Georgia aster
- Symphyotrichum laeve, Glaucous Michaelmas-daisy
- Symphyotrichum lanceolatum, White panicle aster
- Symphyotrichum lateriflorum, Starved Aster
- Symphyotrichum lowrieanum, Lowries Blue Wood Aster
- Symphyotrichum novae-angliae, New England aster
- Symphyotrichum novi-belgii, New York aster
- Symphyotrichum oblongifolium, Aromatic aster
- Symphyotrichum ontarionis, Bottomland aster
- Symphyotrichum oolentangiense, Skyblue aster
- Symphyotrichum parviceps, Smallhead aster
- Symphyotrichum patens, Late purple aster
- Symphyotrichum phlogifolium, Thinleaf late purple aster
- Symphyotrichum pilosum, Frost Aster
- Symphyotrichum praealtum, Willowleaf aster
| - Symphyotrichum praealtus
- Symphyotrichum pratense, Barrens Silky Aster
- Symphyotrichum prenanthoides, Crooked-stem Aster
- Symphyotrichum priceae, Lavender Oldfield Aster
- Symphyotrichum puniceum, Red-stalk Aster
- Symphyotrichum racemosum, Smooth white oldfield aster
- Symphyotrichum retroflexum, Rigid whitetop aster
- Symphyotrichum sericeum, Western silver aster
- Symphyotrichum shortii, Shorts aster
- Symphyotrichum spathulatum
- Symphyotrichum squamatum, Southeastern annual saltmarsh aster
- Symphyotrichum subulatum, Annual Saltmarsh-aster
- Symphyotrichum tenuifolium, Perennial saltmarsh aster
- Symphyotrichum undulatum, Wavyleaf aster
- Symphyotrichum urophyllum, White arrowleaf aster
- Symphyotrichum walteri, Walters Aster
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