Hydrangea macrophylla hortensis


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Noun1.Hydrangea macrophylla hortensis - deciduous shrub bearing roundheaded flower clusters opening green and aging to pink or blue
genus Hydrangea - type genus of Hydrangeaceae; large genus of shrubs and some trees and vines with white or pink or blue flower clusters; sometimes placed in family Saxifragaceae
hydrangea - any of various deciduous or evergreen shrubs of the genus Hydrangea