col·ic·root 
(kŏlĭk-rt′, -rt′)
(kŏlĭk-rt′, -rt′)n.
1. Any of certain perennial herbs of the genus Aletris, especially A. farinosa of eastern North America, having racemes of small white flowers and rootstocks formerly used to treat colic. Also called star grass.
2. Any of various other plants thought to relieve colic.
colicrootgolden colicroot
Aletris aurea