| Answer | Crossword Clue |
|---|---|
| TERNATE | Arranged in threes, as poison ivy leaves. |
| urushiol | toxic, liquid, catechol derivative, the active irritant principle in several species of the plant genus Rhus, as in poison ivy |
| TERNATE | In threes, as leaves. |
| ternate | a. consisting of three leaflets, as a compound leaf b. having leaves arranged in whorls of three, as a plant |
