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Broomweed (Amphiachyris)

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Home « Kansas « Shawnee « Amphiachyris

Broomweed Genus Details

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Broomweed can be found on prairies, roadsides and rocky slopes. Broomweed grows 1"-3' tall and is multi-branched. Displaying small yellow flowers, this small plant blooms from July to October.

Broomweed Allergy Info

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This genus is not commonly cited as a source of allergy.

Broomweed Pollen Description

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Baccharis pollen grains are oblate-spheroidal to prolate-spheroidal; the amb triangular, 3-4 lobate and 3-4 colporate. The sexine is generally thick, tectate, and has long spines. The intine is thin but slightly thickened below the apertures. This pollen description applies to the pollen of Amphiachyris as well.
The grains are typically 20-30 micrometers in diameter.

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
Broomweed (Amphiachyris) is a genus of the ASTERACEAE family.
This genus includes the following allergenic species:

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Broomweed 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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