| Name | Larix lyallii Parlatore |
| Authorship | Parlatore |
| Rank | Species |
| Placed in | Larix |
| Citation | 1863 J. Bot. 1: 35 |
| Holdings | 51 Specimens held in the Harvard University Herbaria identified as Larix lyallii Parlatore |
| Identification made in | [no date] (49), 1939 (1), 2017 (1) |