1.Definition: cottonwood of western North America with dark green leaves shining above and rusty or silvery beneath

Related Noun(s):populus trichocarpa, western balsam poplar

Category: Plants

2.Definition: North American poplar with large rounded scalloped leaves and brownish bark and wood

Related Noun(s):downy poplar, populus heterophylla, swamp cottonwood, swamp poplar

Category: Plants