The Vortexian Poison Fly Trap is an extinct species of Fly Trap. These creatures were killed off by Tia Dalma and several of her followers. They were used by Jolly Roger to make the cursed, evil, Morbid Potion. Not muc h is known about these creatures, or the potion. They only people knowledgeable of them are Tia Dalma and Jolly Roger.