| Name | Liatris aspera Michaux |
| Authorship | Michaux |
| Rank | Species |
| Placed in | Liatris Gaertner ex Schreber |
| Citation | 1803 Fl. Bor.-Amer. [Michaux] 2: 92 |
| Holdings | 141 Specimens held in the Harvard University Herbaria identified as Liatris aspera Michaux |
| Identification made in | [no date] (126), 1944 (12), 1992 (1), 1994 (2) |