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Buttonbush Shrub or rarely a small tree, 1 to 3 m tall. Leaves opposite or whorled, deciduous, ovate to elliptic, 6 to 15 cm long, 3 to 10 cm wide. Flowers white; borne in terminal or axillary, showy, dense, nearly spherical heads, 2 to 3.5 cm in diameter. Found throughout the south; low areas, margins of lakes, rivers, creeks, swamps, marshes and poorly drained pastures. |