Equisetum myriochaetum the giant horsetail in the wild. © M Christenhusz
Equisetum myriochaetum the giant horsetail is found in
The giant horsetail prefers fertile wet soil and is found in tropical and subtropical forests, usually along streams, or along wet roadsides and in swamps at altitudes of between 200 - 3,000m. The giant horsetail is an abundant species, especially in Mexico and Central America.
Not threatened. Populations are stable, but new localities continue to be found.