spi·rea /spaɪˈriə/
  繡線菊類的植物
  spirea
       n 1: 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 [syn: spiraea, Astilbe
            japonica]
       2: any rosaceous plant of the genus Spiraea; has sprays of
          small white or pink flowers [syn: spiraea]