Definitions of hydrangea

n any of various deciduous or evergreen shrubs of the genus Hydrangea

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Hydrangea anomala, climbing hydrangea
deciduous climber with aerial roots having white to creamy flowers in fairly flat heads
Hydrangea arborescens, wild hydrangea
deciduous shrub with creamy white flower clusters; eastern United States
Hydrangea macrophylla hortensis, hortensia
deciduous shrub bearing roundheaded flower clusters opening green and aging to pink or blue
Hydrangea paniculata, fall-blooming hydrangea
deciduous shrub or small tree with pyramidal flower clusters
Hydrangea petiolaris, climbing hydrangea
deciduous climber with aerial roots having large flat flower heads
Carpenteria californica, carpenteria
California evergreen shrub having glossy opposite leaves and terminal clusters of a few fragrant white flowers
Decumaria barbara, Decumaria barbata, decumary
woody climber of southeastern United States having white flowers in compound terminal clusters
any of various shrubs of the genus Deutzia having usually toothed opposite leaves and shredding bark and white or pink flowers in loose terminal clusters
Type of:
bush, shrub
a low woody perennial plant usually having several major stems

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