Boschniakia is a genus of parasitic plants in the family Orobanchaceae. They are known commonly as groundcones and they are native to western North America and extreme northeastern Asia. Some taxonomists consider Boschniakia to be three separate genera: Boschniakia, Kopsiopsis, and Xylanche. When the genus is split, only a single species remains: Boschniakia rossica, the northern groundcone.Groundcones are holoparasitic, meaning they depend entirely on a host plant for nutrients and contain little ...