oyster plant is a noun meaning "edible root of the salsify plant". It carries 3 recorded senses.
Mediterranean biennial herb with long-stemmed heads of purple ray flowers and milky sap and long edible root; naturalized throughout United States
long white salsify
Definitions, synonyms and semantic relations for oyster plant come from Princeton University’s WordNet. Commonness is measured against a corpus of everyday English. Full sources and licences.