night-blooming cereus
/ˈnaɪtˌbluːmɪŋ/noun
1- a tropical climbing cactus with aerial roots and heavily scented flowers that open only at night and are typically pollinated by bats月光掌, 夜花仙人掌。
1.1
- Genera Hylocereus and Selenicereus, family Cactaceae: several species, in particular H. undatus.量天尺属和蛇鞭柱属, 仙人掌科：数种, 尤指量天尺（拉丁名H. undatus）。