Buttonbush definitions

bŭt'n-bo͝osh'
A deciduous North American shrub (Cephalanthus occidentalis) having opposite leaves and spherical clusters of small white flowers.
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A common North American shrub (Cephalanthus occidentalis) of the madder family having dense, round clusters of small white flowers.
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Any of the genus Cephalanthus of flowering plants in the madder family.
  • (US) Cephalanthus occidentalis, the common buttonbush.
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Any of the genus Conocarpus of two species of tropical flowering plants; a mangrove.
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Origin of buttonbush