| 1 | Symphyotrichum | concolor | Eastern Silvery Aster | Aster Family | Asteraceae | Magnoliopsida |
| 2 | Symphyotrichum | cordifolium | Common Blue Wood Aster | Aster Family | Asteraceae | Magnoliopsida |
| 3 | Symphyotrichum | depauperatum | Serpentine Aster | Aster Family | Asteraceae | Magnoliopsida |
| 4 | Symphyotrichum | drummondii | Drummond's Aster | Aster Family | Asteraceae | Magnoliopsida |
| 5 | Symphyotrichum | dumosum | Rice Button Aster | Aster Family | Asteraceae | Magnoliopsida |
| 6 | Symphyotrichum | ericoides | White Heath Aster | Aster Family | Asteraceae | Magnoliopsida |
| 7 | Symphyotrichum | laeve | Smooth Blue Aster | Aster Family | Asteraceae | Magnoliopsida |
| 8 | Symphyotrichum | laeve var. concinnum | Smooth Blue Aster (concinnum) | Aster Family | Asteraceae | Magnoliopsida |
| 9 | Symphyotrichum | laeve var. laeve | Smooth Blue Aster (laeve) | Aster Family | Asteraceae | Magnoliopsida |
| 10 | Symphyotrichum | lanceolatum | White Panicle Aster | Aster Family | Asteraceae | Magnoliopsida |
| 11 | Symphyotrichum | lanceolatum var. lanceolatum | White Panicle Aster (lanceolatum) | Aster Family | Asteraceae | Magnoliopsida |
| 12 | Symphyotrichum | lanceolatum var. latifolium | White Panicle Aster (latifolium) | Aster Family | Asteraceae | Magnoliopsida |
| 13 | Symphyotrichum | lateriflorum | Calico Aster | Aster Family | Asteraceae | Magnoliopsida |
| 14 | Symphyotrichum | lowrieanum | Lowrie's Aster | Aster Family | Asteraceae | Magnoliopsida |
| 15 | Symphyotrichum | novae-angliae | New England Aster | Aster Family | Asteraceae | Magnoliopsida |
| 16 | Symphyotrichum | novi-belgii | New York Aster | Aster Family | Asteraceae | Magnoliopsida |
| 17 | Symphyotrichum | oblongifolium | Aromatic Aster | Aster Family | Asteraceae | Magnoliopsida |
| 18 | Symphyotrichum | patens | Late Purple Aster | Aster Family | Asteraceae | Magnoliopsida |
| 19 | Symphyotrichum | phlogifolium | Thin-leaved Late Purple Aster | Aster Family | Asteraceae | Magnoliopsida |
| 20 | Symphyotrichum | pilosum | Hairy White Oldfield Aster | Aster Family | Asteraceae | Magnoliopsida |
| 21 | Symphyotrichum | pilosum var. pilosum | Hairy White Oldfield Aster (pilosum) | Aster Family | Asteraceae | Magnoliopsida |
| 22 | Symphyotrichum | pilosum var. pringlei | Hairy White Oldfield Aster (pringlei) | Aster Family | Asteraceae | Magnoliopsida |
| 23 | Symphyotrichum | praealtum | Willow-leaved Aster | Aster Family | Asteraceae | Magnoliopsida |
| 24 | Symphyotrichum | prenanthoides | Crooked-stemmed Aster | Aster Family | Asteraceae | Magnoliopsida |
| 25 | Symphyotrichum | puniceum | Purple-stemmed Aster | Aster Family | Asteraceae | Magnoliopsida |
| 26 | Symphyotrichum | racemosum | Smooth White Oldfield Aster | Aster Family | Asteraceae | Magnoliopsida |
| 27 | Symphyotrichum | shortii | Short's Aster | Aster Family | Asteraceae | Magnoliopsida |
| 28 | Symphyotrichum | subulatum | Eastern Annual Saltmarsh Aster | Aster Family | Asteraceae | Magnoliopsida |
| 29 | Symphyotrichum | tenuifolium | Perennial Saltmarsh Aster | Aster Family | Asteraceae | Magnoliopsida |
| 30 | Symphyotrichum | undulatum | Wavy-leaved Aster | Aster Family | Asteraceae | Magnoliopsida |
| 31 | Symphyotrichum | urophyllum | White Arrow-leaved Aster | Aster Family | Asteraceae | Magnoliopsida |