Meaning of monochasium

mon•o•cha•si•um

Pronunciation: (mon"u-kā'zhē-um, -zhum, -zē-um), [key]
— pl. -si•a
  1. a form of cymose inflorescence in which the main axis produces only a single branch.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.