Salsify
a plant of the composite family. It has grass-like leaves and a single showy head of purple florets. It is related to the dandelion and is cultivated extensively as a vegetable. It has a long parsnip-shaped root, much used for the table. Its flavor has given it the name of oyster plant, or vegetable oyster. The salsify is a native of southern Europe. See Vegetables
Volume IV · Aiton’s Encyclopedia