Learn how to say Hortense correctly in English with this tutorial pronunciation video.
Oxford dictionary definition of the word hortensia:
a hydrangea of a group of varieties that have large rounded flower heads composed chiefly of sterile florets. Compare with lacecap.
Hydrangea macrophylla vars., family Hydrangeaceae
late 18th century: modern Latin, named after Hortense, wife of J.-A. Lepaute (1720–circa87), French clockmaker