Druids believed it had the power to protect loved ones from evil. Ancient Greeks used it is a medicinal cure for a myriad of disorders. And, even today, this plant is one of great tradition and symbolism. In fact, if you stand underneath it at Christmas time, you might just get a kiss! That’s right, we’re talking about mistletoe. This plant certainly has a notable history, but that’s not the only interesting thing about it. You might be surprised to learn that mistletoe is actually a parasite.