A hydrangea of a group of varieties that have large rounded flower heads composed chiefly of sterile florets.Compare with lacecap
Hydrangea macrophylla varieties, family Hydrangeaceae‘The big white, pink, or blue hortensias (Hydrangea macrophylla, zones 6 to 9) are now available in smaller varieties.’
- ‘Within two years of the first publication in 1922, Joyce sent his patron Harriet Shaw Weaver a letter in which he reported receiving hortensias from a group of admirers of the novel to mark June 16.’
- ‘[Buyer] has bought and received hortensias from [Seller] in December 1997 for a total amount of Dutch Florins [DFL] 41,413.95.’
Late 18th century modern Latin, named after Hortense, wife of J.-A. Lepaute (1720–c87), French clockmaker.