spike rush

/spaɪk rəʃ/
IPA guide

Definitions of spike rush
  1. noun
    a sedge of the genus Eleocharis
    see moresee less
    types:
    Chinese water chestnut, Eleocharis dulcis, water chestnut
    Chinese sedge yielding edible bulb-shaped tubers
    Eleocharis acicularis, hair grass, needle rush, needle spike rush, slender spike rush
    fine-leaved aquatic spike rush; popular as aerator for aquariums
    Eleocharis palustris, creeping spike rush
    cylindrical-stemmed sedge
    type of:
    sedge
    grasslike or rushlike plant growing in wet places having solid stems, narrow grasslike leaves and spikelets of inconspicuous flowers
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