vegetable oyster

Noun vegetable oyster has 2 senses

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

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