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Pine (Pinus)

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Pine Genus Details

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Pines are usually evergreen, and have needlelike, or linear leaves arranged in spirals with flattened cone scales. The mature cones are woody and the seeds are winged or wingless. These trees have a distinct scent, which is often simulated in cleaning products and air fresheners.
Eastern white pine (Pinus strobus)
Eastern white pine (Pinus strobus)
Jack pine (Pinus banksiana), with visible airborne pollen coming off branches
Jack pine (Pinus banksiana), with visible airborne pollen coming off branches

Pine Allergy Info

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Pines pollinate profusely, contributing large numbers to pollen counts, and presenting often visible layers across streets and car windows when in season. However, they are rarely considered a particularly allergenic pollen. Pollen.com lists these as predominant pollen only when other more important types are lacking.

Pine Pollen Description

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Pine grains are large due to their sacs or bladders, which make them one of the easiest pollen grains to identify. These sacs also allow them to be carried great distances by the wind. Among winged grains, the body is subspheroidal to broadly ellipsoidal. The bladders are generally reticulate or occasionally smooth.
Pollen grains vary in size from 40-85 micrometers.
Pine genus, single grain.
Pine genus, single grain.
Pine genus, multiple grains.
Pine genus, multiple grains.

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
Pine (Pinus) is a genus of the PINACEAE family.
This genus includes the following allergenic species:

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Pine 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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