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Equisetum arvense, the field horsetail or common horsetail, is an herbaceous perennial plant in the Equisetidae (horsetails) sub-class, native throughout the arctic and temperate regions of the Northern Hemisphere. It has separate sterile non-reproductive and fertile spore-bearing stems growing from a perennial underground rhizomatous stem system.
Equisetum (/ ˌ ɛ k w ɪ ˈ s iː t əm /; horsetail) is the only living genus in Equisetaceae, a family of vascular plants that reproduce by spores rather than seeds. [2]Equisetum is a "living fossil", the only living genus of the entire subclass Equisetidae, which for over 100 million years was much more diverse and dominated the understorey of late Paleozoic forests.
Equisetum palustre, the marsh horsetail, [2] is a perennial herbaceous pteridophyte belonging to the subclass of horsetails (Equisetidae). It is widespread in cooler regions of Eurasia and North America .
Equisetum pratense, commonly known as meadow horsetail, shade horsetail or shady horsetail, is a widespread horsetail (Equisetophyta) and it is a pteridophyte.Shade horsetail can be commonly found in forests with tall trees or very thick foliage that can provide shade and tends to grow closer and thicker around streams, ponds and rivers.
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It is an herbaceous perennial plant, with separate green photosynthetic sterile stems, and pale yellowish non-photosynthetic spore-bearing fertile stems.The sterile stems, produced in late spring and dying down in late autumn, are 30–100 cm (12–39 in) (rarely to 200 cm (79 in)) tall and 1 cm (0.39 in) diameter, heavily branched, with whorls of 14–40 branches, these up to 20 cm (7.9 in ...
Herbal tea usually heals, but it was poison for two in California. Vocativ. Ed Cara. March 21, 2017 at 5:34 PM.
Giant horsetail, Kibble Palace, Glasgow. Giant horsetails are usually living species of horsetail that grow to very large sizes, more than 1.5 metres (5 ft). The following species are commonly known as "giant horsetails": Equisetum giganteum (southern giant horsetail, from Latin America) Equisetum braunii (northern giant horsetail, from North ...