viper's bugloss


  • WordNet 3.6
    • n viper's bugloss a coarse prickly European weed with spikes of blue flowers; naturalized in United States
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Webster's Revised Unabridged Dictionary
    • Viper's bugloss (Bot) a rough-leaved biennial herb (Echium vulgare) having showy purplish blue flowers. It is sometimes cultivated, but has become a pestilent weed in fields from New York to Virginia. Also called blue weed.
    • Viper's bugloss a species of Echium.
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Chambers's Twentieth Century Dictionary
    • Viper's bugloss the blue weed or blue thistle
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Chambers's Twentieth Century Dictionary
Fr.,—L. vipera (contr. of vivipara)—vivus, living, parĕre, to bring forth.


In literature:

The angle of a field by the woods on the eastern side of the heath, the entire corner, is blue in July with viper's bugloss.
"Nature Near London" by Richard Jefferies
I have seen the Viper's Bugloss often since that day on the railroad train, now that I know it, and think of it.
"Old-Time Gardens" by Alice Morse Earle