Cereus

[siәriәs]

(noun.) genus of much-branched treelike or shrubby cacti with pronounced ribs and rounded needlelike spines and nocturnal flowers usually white.

格雷格整理--From WordNet

(n.) A genus of plants of the Cactus family. They are natives of America, from California to Chili.

校对:谢尔比

n. a large genus of cactuses including some of the most imposing forms.

整理:李奥娜