New American Oxford Dictionary
pieris
pie ris |ˈpīris, ˈpi (ə )ris ˈpaɪərəs | ▶noun an evergreen shrub of the heath family, typically having pink or red young leaves and loose clusters of waxy white bell-shaped flowers. [Genus Pieris, family Ericaceae: many species, in particular P. floribunda of North America. ] ORIGIN modern Latin, from the Latin name of one of the Muses, from Pieria, the name of a district in northern Thessaly, Greece, said to be the home of the Muses.
Oxford Dictionary
pieris
pieris |ˈpɪərɪs, ˈpʌɪ -| ▶noun an evergreen shrub of the heather family, typically having pink or red young leaves and loose clusters of waxy white bell-shaped flowers. It is native to North America and Asia. ●Genus Pieris, family Ericaceae. ORIGIN modern Latin, from Latin, literally ‘Muse ’, from Pieria, the name of a district in northern Thessaly, said to be the home of the Muses.