- a North American shrub, Cephalanthus occidentalis, of the madder family, having globular flower heads.
Origin of buttonbush
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for buttonbush
In this typical swamp the buttonbush, Cephalanthus occidentalis, is practically the only plant present.The Mammals of Warren Woods, Berrien County, Michigan
Lee Raymond Dice