Spiraea

(noun) a Japanese shrub that resembles members of the genus Spiraea; widely cultivated in many varieties for its dense panicles of flowers in many colors; often forced by florists for Easter blooming. Synonyms: spirea, spiraea, Astilbe japonica.

(noun) any rosaceous plant of the genus Spiraea; has sprays of small white or pink flowers. Synonyms: spirea, spiraea.

(noun) a dicotyledonous genus of the family Rosaceae. Synonyms: genus Spiraea.