The first evidence of the species—in the form of fossilized leaves—came to light in eastern Utah in 1969. At the time, researchers believed that the plant belonged to the ginseng family, known ...

For example, diverse species such as poison ivy, cashews and mangoes all belong to the same extensive family. The extent of lost diversity within the mysterious extinct group that Othniophyton ...

Eleuthero, or Siberian ginseng, is a plant used in herbal medicine to treat dozens of health conditions. It is believed to increase energy, enhance thinking, and boost health in other ways.