| Answer | Crossword Clue |
|---|---|
| guayules | GUAYULE, a shrub that is a source of rubber |
| guayule | a shrub that is a source of rubber |
| latices | A milky fluid found in many plants, such as poppies and spurges, that exudes when the plant is cut and coagulates on exposure to the air. The latex of the rubber tree is the chief source of natural rubber |
| mahuangs | Chinese shrub, Ephedra sinica, that is a source of ephedrine |
| mahuang | Chinese shrub, Ephedra sinica, that is a source of ephedrine |
| rhatanies | The partially parasitic South American shrub that yields this root, which is also used as a source of dye |
| candelilla | shrub, Euphorbia antisyphilitica, of the southwestern U.S. and Mexico, that is the source of a wax (candelilla wax) having various commercial uses |
