Vegetal Silica
Vegetal Silica : Equisetum Arvense. Also known as horsetail and is a member of the Equisetaceae family. Vegital Silica, or Horsetail, is found in marshes and on the edges of ponds. The plant itself is more closely related to a fern, rather than a flower, due to its dull and flowerless appearance. It is a rush-like perennial with hollow, jointed stems and scale-like leaves