1.  oyster plant(n = noun.plant) salsify - edible root of the salsify plant;
is a kind of root
is a part of oyster plant, salsify, tragopogon porrifolius, vegetable oyster

2.  oyster plant(n = noun.plant) salsify, tragopogon porrifolius, vegetable oyster - Mediterranean biennial herb with long-stemmed heads of purple ray flowers and milky sap and long edible root; naturalized throughout United States;
is a kind of herb, herbaceous plant
has parts: oyster plant, vegetable oyster, oyster plant, salsify
is a member of genus tragopogon, tragopogon

3.  oyster plant(n = noun.food) vegetable oyster - long white salsify;
is a kind of salsify
is a part of oyster plant, salsify, tragopogon porrifolius, vegetable oyster

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