buttonbushes
/ˈbʌtənˌbʊʃɪz/
noun
- Shrubs that grow in wet areas, with round clusters of white flowers that look like buttons.
- The buttonbushes in the rain garden bloomed all summer long.
- Buttonbushes attract butterflies and bees with their fragrant white blooms.
- We saw buttonbushes growing along the edge of the marsh.