Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun swamp_cottonwood

1 sense of swamp cottonwood

Sense 1
swamp cottonwood, black cottonwood, downy poplar, swamp poplar, Populus heterophylla -- (North American poplar with large rounded scalloped leaves and brownish bark and wood)
       => cottonwood -- (any of several North American trees of the genus Populus having a tuft of cottony hairs on the seed)