Symphyotrichum praealtum (Willowleaf Aster) is a species of perennial herb in the family Asteraceae. They have a self-supporting growth form. They are listed as threatened by COSEWIC. They are native to The Contiguous United States, Canada, and The Americas. They have blue flowers and achenes. Flowers are visited by Pipevine Swallowtail, Antillean Blue, Bordered Patch, and Dun Sedge Skipper.
EOL has data for 18 attributes, including: