Equisetum arvense

Definitions of Equisetum arvense
  1. noun
    of Eurasia and Greenland and North America
    synonyms: common horsetail, field horsetail
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    type of:
    horsetail
    perennial rushlike flowerless herbs with jointed hollow stems and narrow toothlike leaves that spread by creeping rhizomes; tend to become weedy; common in northern hemisphere; some in Africa and South America
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