swamp horsetail

Definitions of swamp horsetail
  1. noun
    Eurasia; northern North America to Virginia
    synonyms: Equisetum fluviatile, water horsetail
    see moresee less
    type of:
    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
Word Family