| Answer | Crossword Clue |
|---|---|
| cascaras | The tree from which this bark is obtained, native to the Pacific Northwest |
| cassavas | The shrubby tree from which this root is obtained, native to tropical America and cultivated throughout the tropics |
| papyrus | The tall aquatic sedge from which this material is obtained, native to central Africa and the Nile valley |
| papyruses | The tall aquatic sedge from which this material is obtained, native to central Africa and the Nile valley |
| ginsengs | The plant from which this tuber is obtained, native to eastern Asia and North America |
| allspice | A tree of the myrtle family from which this spice is obtained |
| allspices | A tree of the myrtle family from which this spice is obtained |
