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

Derived forms: vegetable oysters

Type of: herb, herbaceous plant, salsify

Part of: genus Tragopogon, Tragopogon

Encyclopedia: Vegetable oyster

• sea kale
• sea king
• sea ladder
• sea lamprey
• sea lane
• sea lavender
• sea lawyer
• sea lettuce
• sea lily
• sea lion
• sea louse
• sea lyme grass
• sea mat
• sea mew
• sea mile
• sea milkwort
• sea moss
• sea mouse
• sea nymph
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• Sea of Azov
• Sea of Cortes
• Sea of Japan
• Sea of Marmara