Equisetum telmateia
| Equisetum telmateia | |
|---|---|
| Fertile (spore-bearing) stem in March at Zurich, Switzerland | |
| Scientific classification | |
| Kingdom: | Plantae |
| Clade: | Tracheophytes |
| Division: | Polypodiophyta |
| Class: | Polypodiopsida |
| Subclass: | Equisetidae |
| Order: | Equisetales |
| Family: | Equisetaceae |
| Genus: | Equisetum |
| Subgenus: | E. subg. Equisetum |
| Species: | E. telmateia |
| Binomial name | |
| Equisetum telmateia | |
Equisetum telmateia, the great horsetail, is a species of Equisetum (horsetail) native to Europe, western Asia and northwest Africa. It was formerly widely treated in a broader sense including a subspecies (subsp. braunii) in western North America, but this is now treated as a separate species, Equisetum braunii.