| 释义 |
Noun: black cottonwood- North American poplar with large rounded scalloped leaves and brownish bark and wood
- swamp cottonwood, downy poplar, swamp poplar, Populus heterophylla - Cottonwood of western North America with dark green leaves shining above and rusty or silvery beneath
- Western balsam poplar, Populus trichocarpa
Derived forms: black cottonwoods Type of: cottonwood Encyclopedia: Black cottonwood |