Search By Location 
 

Reed (Phragmites)

section divider
Home « Maryland « Anne arundel « Phragmites

Reed Genus Details

section divider
Phragmite australis, or common reed, is a tall, perennial reed grass that grows 4-9 feet tall and forms extensive colonies in moist or marshy areas. Common reed grass has lance-shaped leaves up to 20 inches long and 1 inch wide. It produces showy plumed seed heads about 20 inches tall. This grass is native to swamps in North America, Europe and Asia.

Reed Allergy Info

section divider
The allergenicity has not been verified in North America, yet may cause pollinosis in late summer. Phragmite communis pollen has been reported to be allergenic in Israel.

Reed Pollen Description

section divider
Phragmites pollen grains are similar to other grass grains. They are spheroidal to ovoidal with a thin exine. The grains are 1-porate and the pore is usually circular and surrounded by a thickened ring (annulus) and covered by an operculum.
The pollen grains are approximately 28-30 micrometers in diameter.
This plant belongs to the grass family.  All pollen grains in this family are similar to the Poaceae (grass) grain pictured here. Herb. MIN
This plant belongs to the grass family. All pollen grains in this family are similar to the Poaceae (grass) grain pictured here. Herb. MIN
This plant belongs to the grass family.  All pollen grains in this family are similar to the Poaceae (grass) grains pictured here. Herb. MIN
This plant belongs to the grass family. All pollen grains in this family are similar to the Poaceae (grass) grains pictured here. Herb. MIN

Species in This Genus

section divider
Allergenicity Legend:
Mild Allergen Mild Allergen  |  Moderate Allergen Moderate Allergen  |  Severe Allergen Severe Allergen  |  Allergy Test Allergy Test Available
Reed (Phragmites) is a genus of the POACEAE family.
This genus includes the following allergenic species:

Allergens and Plants Search

section divider Enter a full or partial species name to find more information on one of over 1200 potentially allergenic plants. For example, you can find chenopods searching on "cheno" (no quotes) as Latin Name.

Search By Plant Name:
 
 Common Name    Latin Name

Search By Alphabet:
A B C D E F G H I J K L M N O P Q R S T U V W X Y Z
Advertisement

Reed Genus Location

section divider
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

Related Links

section divider
Advertisement
facebook_twitter

Advertisement