Aster novae-angliae (New England Aster/ Michaelmas Daisy) and Aster novi-belgii (New York Aster/ Michaelmas Daisy) can now be found under the Genus SYMPHYOTRICHUM along with Aster turbinellus, Aster ericoides, Aster lateriflorum var.horizontalis

Aster diviracatus has now become EURYBIA divaricata.

Aster linosyris has now become GALATELLA linosyris