viper's grass

Thesaurus

Noun

1.

viper's grass - perennial south European herb having narrow entire leaves and solitary yellow flower heads and long black edible roots shaped like carrots black salsify, scorzonera, Scorzonera hispanica black salsify, scorzonera - long black salsify genus Scorzonera - genus of narrow-leaved European herbs herb, herbaceous plant - a plant lacking a permanent woody stem; many are flowering garden plants or potherbs; some having medicinal properties; some are pests