The hydrangea family is a diverse group of plants that include a variety of species, each with unique characteristics and qualities. Some common synonyms for the word "hydrangea family" include the hortensia family, the six-petaled family, and the hydrangeaceae family. These synonyms all refer to the same group of plants, which are known for their large, showy flowers and their ability to thrive in a variety of climates and soil types. Whether you're a gardener looking to add some color to your landscape or a botanist studying the diversity of plant life, the hydrangea family offers plenty of fascinating species to discover.