tower mustard

Definitions of tower mustard
  1. noun
    or genus Arabis: erect cress widely distributed throughout Europe
    synonyms: Arabis glabra, Turritis glabra, tower cress
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    type of:
    cress, cress plant
    any of various plants of the family Cruciferae with edible leaves that have a pungent taste
  2. noun
    European cress having stiff erect stems; sometimes placed in genus Turritis
    synonyms: Arabis turrita, tower cress
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    type of:
    rock cress, rockcress
    any of several rock-loving cresses of the genus Arabis
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