Equisetum giganteum

plant species

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In horsetail
…slender South American species (E. giganteum), which sometimes grows to 10 metres (about 32 feet) in height with a diameter of about 2 cm (less than 1 inch) and is supported by the tall grasses and shrubs around it.
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In Equisetopsida: General features
The living species of Equisetum are distributed worldwide except for Australia, New Zealand, and Antarctica. Most of them are less than one metre (three feet) tall. There are reports of specimens of E. giganteum, from the American tropics, that attain a height of about 10 metres with a stem…
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