This article is reviewed, corrected, and approved by: Julia Weiss CNP| RN | MPH The Mullen tea plant’s scientific name is Verbascum Thapsus. In Spanish, Mullein is called “gordolobo”; gordolobo tea is the same as mullein tea. Leaves from the mullein plant, The leaf of the mullein plant is native to Europe and Asia, although it can also be found in North America. These are used to make an herbal tea known as mullein leaf tea. Dried leaves are used in teas and other medicinal concoctions, a