monochasium
/ˌmɒnəʊˈkeɪzɪəm/noun
(pl. monochasia/-zɪə/)
- Botany a cyme in which each flowering branch gives rise to one lateral branch, so that the inflorescence is helicoid or asymmetrical【植】单歧聚伞花序。
词源
late 19th cent.: modern Latin, from MONO- 'one' + Greek khasis 'separation'.