Oyster plant Meaning, Definition & Usage

  1. noun edible root of the salsify plant
    salsify.
  2. noun Mediterranean biennial herb with long-stemmed heads of purple ray flowers and milky sap and long edible root; naturalized throughout United States
    salsify; Tragopogon porrifolius; vegetable oyster.
  3. noun long white salsify
    vegetable oyster.

WordNet

Definitions
  1. . (Bot.) (a) A plant of the genus Tragopogon (T. porrifolius), the root of which, when cooked, somewhat resembles the oyster in taste; salsify; called also vegetable oyster. (b) A plant found on the seacoast of Northern Europe, America and Asia (Mertensia maritima), the fresh leaves of which have a strong flavor of oysters.

Webster 1913