Source : WordNet®

hortensia
     n 1: deciduous shrub bearing round-headed flower clusters opening
          green and aging to pink or blue [syn: {Hydrangea
          macrophylla hortensis}]
     2: very tall branching herb with showy much-doubled yellow
        flower heads [syn: {golden glow}, {double gold}, {Rudbeckia
        laciniata hortensia}]