Common Horsetail stalk Herb Tea - for sand and kidney stones, Equisetum arvense
Field or common horsetail (Equisetum arvense) is a perennial fern that belongs to the genus Equisetaceae. Common Horsetail stalk (Equisetum arvense L.). Equisetum arvense L. Horsetail - herb. Application of Common Horsetail stem.