| Name | Acer grandidentatum var. sinuosum (Rehder) Little |
| Authorship | (Rehder) Little |
| Rank | Variety |
| Placed in | Acer grandidentatum Nuttall ex Torrey & A. Gray |
| Citation | 1944 Rhodora 46(551): 449 |
| Holdings | 33 Specimens held in the Harvard University Herbaria identified as Acer grandidentatum var. sinuosum (Rehder) Little |
| Identification made in | [no date] (33) |