1. Deciduous shrub bearing roundheaded flower clusters opening green and aging to pink or blue
   - hortensia

Type of: hydrangea

Part of: genus Hydrangea

• petitio
• petitio principii
• petition
• petitionary
• petitioner
• Petrarca
• Petrarch
• Petrarchan sonnet
• petrel
• Petri dish
• petrifaction
• petrification
• Petrified Forest National Park
• petrify
• petrifying
• Petrine
• petrissage
• petrochemical
• petrochemistry
• Petrocoptis
• petrodollar
• Petrogale
• petroglyph
• Petrograd
• petrography