As classified in WFO snapshot
June 2023
Warning: older classification
section
Aster sect. Conyzopsis
Torr. & A.Gray
This section name was first published in Fl. N. Amer. (Torr. & A. Gray) 2: 162. 1841 [May 1841]
This section name has been reclassified since this snapshot. Its current preferred usage is a synonym .