Symphyotrichum concolor var. devestitum
Lasallea concolor Aster concolor var. concolor Symphyotrichum concolor var. concolor Aster concolor f. concolor Aster concolor Aster concolor f. lasiocaulis Virgulus concolor Aster simulatus Aster concolor var. simulatus
World Flora Online, http://www.worldfloraonline.org/, accessed June 20, 2024