Definitions

1. noun

A genus of thorny, flowering shrubs, especially the Japanese or trifoliate orange (Poncirus trifoliata).

“The garden featured a variety of exotic plants, including a specimen of Poncirus.”

2. noun

Poncirus trifoliata, also known as the trifoliate orange, a species of flowering plant in the family Rutaceae.

“The Poncirus trifoliata plant can be grown as a hedge or an ornamental in temperate climates.”