12283542-n
|
| 美国西部桦树，像纸皮桦但无棕色树皮, 西方 纸桦, 美国 西部 桦树 ， 像纸 皮桦 但 无 棕色 树皮, 西方纸桦 |
| swamp birch, water birch, mountain birch, Western paper birch, Western birch, Betula fontinalis |
| |
birch of western United States resembling the paper birch but having brownish bark ❲Betula fontinalis❳ |
|