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Equisetum hyemale

L. (1753)

This name is accepted

Kingdom: Viridiplantae Phylum: Pteridophyta Class/Clade: Polypodiopsida Order: Equisetales Family: Equisetaceae Genus: Equisetum

horsetail, scouring rush

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Description

Key Characters:

Growth Form:

Stems:

Roots:

Leaves:

Sori:

Gametophyte:

Ploidy:

Habitat:

Elevation Range:

Historical Distribution

Images

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Uses and Culture

USES

Natural History

Statewide Status

Potentially naturalizing

Island Status

Kaua'i Potentially naturalizing
O'ahu Only found in cultivation

Dispersal Agents

Water/Ocean
Wind

Vegetative Reproduction

Specimens

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Bibliography

Name Published In: Sp. Pl.: 1062 (1753)

Occurrences

SNo. Scientific Name Locality Habitat Basis of Record Description Recorded By Record Number Island Source Date
1 Equisetum hyemale Lihue District, Kauai Nursery and Landscaping, Puhi Preserved_Specimen Cultivated, but the patch is large, spreading throughout an entire low-lying wet area via rhizomes. Vertical, hollow rush-like stems almost 2 m tall. Stems green, but sheaths and teeth at the end of each segment are purple-brown. Cones terminal, yellowish brown. Brock, K. 897 Kauai BISH 2016-08-29
2 Equisetum hyemale Side of road along Insenberg St south of King St Preserved_Specimen Apparently formerly cultivated as part of a garden, but now overrun with weeds. I would not consider this naturalized, but rather a remenant population Faccenda, K. 1659 Oahu BISH 2020-08-12
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