horsetail extract

Equisetum arvense, commonly known as field horsetail or common horsetail, is a species of vascular plant in the horsetail family Equisetaceae. Like all horsetails, it is a type of fern. It is native throughout the arctic and temperate regions of the Northern Hemisphere. It has two distinct growth forms, a fertile spore-bearing stem and a sterile green stem. It is sometimes confused with mare's tail, Hippuris vulgaris.

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