Equisetum giganteum L. of Equisetaceae family is a fern typically growing 1.5 m until 2.0 m tall, native to Brazil (South America). Species Subgenus Equisetum Equisetum arvense - Field or Common Horsetail Equisetum bogotense - Andean Horsetail Equisetum diffusum - Himalayan Horsetail Equisetum fluviatile - Water Horsetail Equisetum palustre - Marsh Horsetail Equisetum pratense - Shade Horsetail Equisetum sylvaticum - Wood Horsetail Equisetum telmateia - Great Horsetail Subgenus Hippochaete Equisetum giganteum - Giant Horsetail Equisetum myriochaetum - Mexican Giant Horsetail Equisetum hyemale... Classes Marattiopsida Osmundopsida Gleicheniopsida Pteridopsida A fern, or pteridophyte, is any one of a group of some twenty thousand species of plants classified in the Division Pteridophyta, formerly known as Filicophyta. ... South America South America is a continent crossed by the equator, with most of its area in the Southern Hemisphere. ...

Uses

It is a popular ornamental plant in hot regions with a humid climate. An ornamental is a plant variety that is grown for its beauty (in its end use), rather than commercial or other value. ...

• LORENZI, H.; SOUZA, M.S. (2001) Plantas Ornamentais no Brasil: arbustivas, herbáceas e trepadeiras. Plantarum ISBN 8586714127 in Portuguese