Equisetum is a plant of ancient origins and this species, the largest of the horsetails, is common in damp woodlands and in freshwater environments.
Great horsetail
![Autore: Francesco Mezzalira](https://www.risorgivedibressanvido.it/wp-content/uploads/2020/09/Equiseto.jpg)
Equisetum is a plant of ancient origins and this species, the largest of the horsetails, is common in damp woodlands and in freshwater environments.