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nounperennial 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 Americatype of:
Synonyms & Similar Words
fern ally wood horsetail swamp horsetail variegated horsetail variegated scouring rush water horsetail common horsetail equisetum arvense equisetum fluviatile equisetum hyemale equisetum hyemale robustum equisetum palustre equisetum robustum equisetum sylvaticum equisetum variegatum field horsetail marsh horsetail rough horsetail scouring rush