Search By Location 
 

Hawthorn (Crataegus)

section divider
Home « Ohio « Ottawa « Crataegus

Hawthorn Genus Details

section divider
Hawthorn species are native to North America. All hawthorns have alternate, toothed, incised or lobed leaves. They bear clusters of showy white, pink or red flowers from May to June. Apple-like fruits are 0.3-0.8 inches in diameter, usually red or orange, late in summer. The trunks and branches are smooth and greenish-brown. Height ranges from 20-40 feet. The fruits of this species make excellent jelly.
Dotted hawthorn (Crataegus punctata)
Dotted hawthorn (Crataegus punctata)
Fleshy hawthorn (Crateagus succulenta)
Fleshy hawthorn (Crateagus succulenta)

Hawthorn Allergy Info

section divider
Hawthorns have low allergenic activity.

Hawthorn Pollen Description

section divider
No pollen description is currently available.

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
Hawthorn (Crataegus) is a genus of the ROSACEAE 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

Hawthorn 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