- Poison Ivy on Martha's Vineyard: The Three-Leaf Itch
- Pooped berries lose none of their original fertility, and soon another little toxicondendron radicans sprouts from the soil. (Yes, that's the Latin nickname.) Originally published on MV Patch June 6, 2011.
- Fall can be poison ivy time, so watch what you touch
- There are two types of poison ivy, the climbing variety, toxicondendron radicans, and the non-climbing, toxicodendron rydbergil (from the Latin toxicum, “poison,” and the Greek dendron, “tree”).
Toxicondendron is described in multiple online sources, as addition to our editors' articles, see section below for printable documents, Toxicondendron books and related discussion.