Perennial south European herb having narrow entire leaves and solitary yellow flower heads and long black edible roots shaped like carrots WordNet 3.0 & Open English WordNet

Pseudopodospermum hispanicum, commonly known as 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 species of plant in the sunflower family, cultivated as a root vegetable in the same way as purple salsify, also in the sunflower family. Wikipedia

Scorzonera is a genus of flowering plants in the tribe Cichorieae within the family Asteraceae. Wikipedia

A plant with lanceolate leaves cultivated for its dark-skinned edible root Wikipedia Disambiguation

Species of plant Wikidata

A plant native to southern Europe and the Near East with edible roots. OmegaWiki

A perennial member of the sunflower family (Asteraceae), cultivated as a root vegetable; Scorzonera hispanica. Wiktionary

Scorzonera hispanica. Wiktionary (translation)

A herb from southern Europe, Scorzonera hispanica, having yellow flowers and edible carrot-shaped roots. Wiktionary