Assertion: spanish salsify | /r/Synonym | black oyster plant
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Source sentences:
text: Scorzonera hispanica, black salsify or Spanish salsify, also known as black oyster plant, serpent root, viper's herb, viper's grass or simply scorzonera, is a perennial member of the genus Scorzonera in the sunflower family (Asteraceae), cultivated as a root vegetable in the same way as purple salsify (Tragopogon porrifolius), also in the sunflower family.
text: Scorzonera hispanica , black salsify or Spanish salsify , also known as black oyster plant , serpent root , viper's herb , viper's grass or simply Scorzonera , is a perennial member of the sunflower family ( Asteraceae ),