A determinate cymose inflorescence with a zigzag rachis;often used in the same sense as helicoid.

蝎尾的 Scorpioid 花“”字形弯曲的有花。

A dense helicoid cyme with the pedicels short on the developed side.

蝎尾花 Cincinnus 密集的螺旋花，花梗在花发育一侧渐短。