be ‧ go ‧ ni ‧ a /bɪˈɡəʊniə $ -ˈɡoʊ-/ BrE AmE noun [countable]
[ Date: 1700-1800 ; Language: Modern Latin ; Origin: from Michel Bégon (1638-1710), French governor of Santo Domingo, who discovered the plant ]
a plant with yellow, pink, red, or white flowers