any of a genus (Buddleia) of shrubs and trees of the logania family, native to the tropics but commonly grown in temperate regions for their blossoms of purple, yellow, etc.
Origin of buddleiaModL, after A. Buddle, 17th-c. Eng botanist
See butterfly bush.
Origin of buddleiaNew Latin after Adam Buddle (died 1715), British botanist
- Alternative form of Buddleja.