The American Anthropological Association told Newsweek this could have a "chilling effect" on botanical research.
Researchers have worked out how the plant is able to absorb high quantities of the substance without dying.
"Fairy Lanterns" don't photosynthesize, but instead get their nutrients from fungi.
Cacao plants are one of many that face extinction as climate change alters the environment.
Just like us, leaves respond to changes in sunlight come autumn.
Sandy plants are protected fortresses.