“[viper's]”

The following 2 entries include the term [viper's].

viper's bugloss

noun

: a coarse Old World herb (Echium vulgare) of the borage family that is naturalized in North America and has showy blue tubular flowers with exserted stamens

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viper's-grass

noun

: a perennial herb (Scorzonera hispanica) with narrow entire leaves, solitary heads of yellow flowers, and long white carrot-shaped roots that are eaten in Spain and elsewhere

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