| Salicaceae | |
Salix alaxensis subsp. alaxensis
| | | |
| Salicaceae | |
Salix alaxensis var. alaxensis
| | | |
| Salicaceae | |
Salix alaxensis fo. longistylis
| (Rydb.) B. Boivin | Naturaliste Canad. 93(4): 436 | 1966 |
| Salicaceae | |
Salix alaxensis subsp. longistylis
| (Rydb.) Hultén | Ark. Bot., n.s. 7(1): 37 | 1967 [1968] |
| Salicaceae | |
Salix alaxensis var. longistylis
| (Rydb.) C.K. Schneid. | J. Arnold Arbor. 1(4): 225 | 1920 |
| Salicaceae | |
Salix alaxensis var. obovalifolia
| C.R. Ball | J. Washington Acad. Sci. 28(10): 443–445 | 1938 |
| Salicaceae | |
Salix alaxensis var. silicicola
| (Raup) B. Boivin | Naturaliste Canad. 93(4): 436 | 1966 |