| pieris | (n) decorative evergreen shrubs of woody vines, Syn. genus Pieris |
| pieris | (n) type genus of the Pieridae, Syn. genus Pieris |
| andromeda | (n) broad-leaved evergreen Asiatic shrub with glossy leaves and drooping clusters of white flowers, Syn. Japanese andromeda, Pieris japonica, lily-of-the-valley tree |
| cabbageworm | (n) toxic green larva of a cabbage butterfly, Syn. Pieris rapae |
| fetterbush | (n) ornamental evergreen shrub of southeastern United States having small white bell-shaped flowers, Syn. mountain andromeda, mountain fetterbush, Pieris floribunda |
| large white | (n) Old World form of cabbage butterfly, Syn. Pieris brassicae |
| small white | (n) small widely distributed form, Syn. Pieris rapae |
| southern cabbage butterfly | (n) common North American form of cabbage butterfly, Syn. Pieris protodice |