| Name | Packera layneae (Greene) W. A. Weber & Á. Löve | 
| Authorship | (Greene) W. A. Weber & Á. Löve | 
| Rank | Species | 
| Placed in | Packera A. Löve & D. Löve | 
| Citation | 1981 Phytologia 49(1): 47 | 
| Holdings | 4 Specimens held in the Harvard University Herbaria identified as Packera layneae (Greene) W. A. Weber & Á. Löve | 
| Identification made in | [no date] (1), 2000 (1), 2019 (2) |