Bitterweed

noun

Definitions

Noun
  1. 1
    Any plant in the genus Ambrosia, especially Ambrosia artemisiifolia (common ragweed).
  2. 2
    any of numerous chiefly North American weedy plants constituting the genus Ambrosia that produce highly allergenic pollen responsible for much hay fever and asthma wordnet
  3. 3
    The plant Helenium amarum (yellow sneezeweed).
  4. 4
    widespread European weed with spiny tongue-shaped leaves and yellow flowers; naturalized in United States wordnet
  5. 5
    Parthenium hysterophorus (false ragweed)
Show 3 more definitions
  1. 6
    Artemisia tripartita subsp. tripartita (syn. Artemisia trifida; threetip sagebrush)
  2. 7
    Picris rhagadioloides (syn. Picris sprengeriana; tall oxtongue)
  3. 8
    Tetraneuris spp.

Etymology

From bitter + weed.

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