Ironmaws[/b] are flesh-eating oak trees native to the Abyss. They've spread thoughout the Lower Planes and the Outlands.
Sources[/b]
Planescape Monstrous Compendium Appendix II Fiend Folio (D&D 3.x)
When the flames hit your eye, like a big chunk of lye, that's a-morte!
— Traditional Abyrimoch gondolier song