Search By Location 
 

Bunchberry, Dogwood (Cornus)

section divider
Home « Texas « Grayson « Cornus

Bunchberry, Dogwood Genus Details

section divider
Cornus are shrubs or small trees that form thickets by proliferation from the roots. The branches are green-red and turn brown on the older wood. The leaves are opposite and the flowers are a cream to light green color. The fruit is white and one-seeded. The plants grow along river banks and lake shores to dry low open areas.
Dogwood (Cornus genus).
Dogwood (Cornus genus).
Redosier (Cornus sericea).
Redosier (Cornus sericea).

Bunchberry, Dogwood Allergy Info

section divider
Although cornus pollen has been found in air samples and patients have tested strongly positive to cornus in skin tests, the pollen is not commonly airborne. Therefore, contact with the pollen is limited.

Bunchberry, Dogwood Pollen Description

section divider
Grains of Cornus are subprolate to prolate; the amb triangular with straight sides and the three long apertures nearly fusing and 3-colporate. The colpi are long and narrow with smooth and thickened margins. The sexine is tectate, densely covered irregularly with spinules, appearing granular.
The pollen grains are 24-62 x 20-50 micrometers.
Cornus foemina, single grain. Herb. MIN
Cornus foemina, single grain. 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
Bunchberry, Dogwood (Cornus) is a genus of the CORNACEAE 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

Bunchberry, Dogwood 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