Synonyms of black cottonwood
- 1. swamp cottonwood, black cottonwood, downy poplar, swamp poplar, Populus heterophylla, cottonwood
- usage: North American poplar with large rounded scalloped leaves and brownish bark and wood
- 2. black cottonwood, Western balsam poplar, Populus trichocarpa, cottonwood
- usage: cottonwood of western North America with dark green leaves shining above and rusty or silvery beneath
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