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Meadow-Rue (Thalictrum)

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Meadow-Rue Genus Details

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Meadow-rue are perennial plants that grow commonly in northern latitudes of the U.S. This genus has 150 species, 25 of which are found in North America. The plants usually grow 2 to 3 feet tall and have light, airy foliage and attractive purple, violet, lavender, or white flowers. All species produce abundant airborne pollen during an extended flowering period from March through August. Most species flower primarily in the spring until mid-summer, but flowering time can be earlier or later depending on latitude and altitude.

Meadow-Rue Allergy Info

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This genus is not commonly cited as a source of allergy. Due to the heavy pollen shed, however, this may be a cause of pollinosis during late spring to early summer.

Meadow-Rue Pollen Description

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No pollen description is currently available.

Species in This Genus

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Allergenicity Legend:
Mild Allergen Mild Allergen  |  Moderate Allergen Moderate Allergen  |  Severe Allergen Severe Allergen  |  Allergy Test Allergy Test Available
Meadow-Rue (Thalictrum) is a genus of the RANUNCULACEAE family.
This genus includes the following allergenic species:

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Meadow-Rue Genus Location

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The shaded areas on the map indicates where the genus has been observed in the United States. Click the map to see a full scale version of these allergy areas.
  - Native, observed in a county
  - Introduced, observed in a county
  - Rarely observed

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