Hippocastanaceae

plural noun

Hip·​po·​cas·​ta·​na·​ce·​ae

ˌhipəˌkastəˈnāsēˌē

: a family of trees (order Sapindales) having opposite palmately lobed leaves, showy flowers in large clusters, and nutlike seeds encased in a leathery capsule and including the buckeyes

Word History

Etymology

New Latin, from Hippocastanum, type genus in former classifications (from hipp- + Greek kastanon chestnut) + -aceae

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