| Answer | Crossword Clue |
|---|---|
| cinchonas | The dried bark of this tree, which is a source of quinine and other medicinal alkaloids |
| cinchona | any of several trees or shrubs of the genus Cinchona, of the madder family, esp. C. calisaya, native to the Andes, cultivated there and in Java and India for its bark, which yields quinine and other alkaloids |
| coca | the dried leaves of this shrub, which are chewed for their stimulant properties and which yield cocaine and other alkaloids |
| cocas | the dried leaves of this shrub, which are chewed for their stimulant properties and which yield cocaine and other alkaloids |
