| Clue | Source | Date |
|---|---|---|
| For cactus it's cold there! | ||
| Spiny cactus of the southwest US and northern Mexico | The Times Specialist Sunday | 19 Nov 2017 |
| Treelike cactus | Universal | 21 Mar 2015 |
| Treelike cactus | ||
| Cactus garden option | ||
| Spiny, treelike cactus | ||
| Spiny, treelike cactus | ||
| Spiny cactus | ||
| Spiny cactus | ||
| Cylindrical cactus | ||
| Treelike cacti | ||
| Spiny, treelike cactus | ||
| Treelike cactus | ||
| Western cactus | ||
| Spiny cactus. | ||
| Spiny treelike cactus. |