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