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