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Braun's horsetail

Equisetum braunii Milde
Braun's horsetail
Photo: Wikimedia Commons (CC-BY-SA-4.0)

Equisetum braunii, known as Braun's horsetail or northern giant horsetail, is a species of the genus Equisetum in the family Equisetaceae. It is native to western North America, occurring in regions such as southeastern Alaska, western British Columbia, and extending south to California, including inland areas like Idaho. It was previously considered a subspecies of Equisetum telmateia, a European species, and is still classified as such by some authorities. The name 'giant horsetail' is sometimes used for this species, though it may also refer to other species like Equisetum giganteum and Equisetum myriochaetum.

Description

Equisetum braunii is primarily found in coastal regions but also occurs inland. It was first described in 1862 by Milde. The species is part of the Equisetaceae family, commonly known as the horsetail family. Its distribution includes British Columbia, Alaska, California, Idaho, Oregon, and Washington. The species is sometimes confused with other Equisetum species due to overlapping common names.

Other common names

Braun's horsetailgiant horsetailgreat horsetail

Distribution

British Columbia · Alaska · California · Idaho · Oregon · Washington

Synonyms

Equisetum telmateia subsp. brauniiEquisetum eburneum var. frondescensEquisetum eburneum var. serotinumEquisetum telmateia var. hilliiEquisetum telmateia var. braunii

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