The Collaborative International Dictionary
scorpioid cyme
Cincinnus \Cin*cin"nus\, n.; pl. -ni. [Also cicinus, cicinnus.] [L., a curl of hair.] (Bot.) A form of monochasium in which the lateral branches arise alternately on opposite sides of the false axis; -- called also scorpioid cyme. -- Cin*cin"nal, a.
WordNet
scorpioid cyme
n. a cyme with flowers or branches alternating in opposite ranks