SafePlants

Ambrosia pumila: Dwarf Burr Ragweed

Ambrosia pumila, commonly known as dwarf burr ragweed or San Diego ambrosia, is a plant species within the Ambrosia genus.

Considerations for Pets

• The plant produces burs, which may pose a physical hazard if they become attached to fur or skin.

Considerations for Children

• The plant produces burs, which may pose a physical hazard if they become attached to clothing or skin.

Taxonomy and Nomenclature

• Scientific Name: Ambrosia pumila (Nutt.) A. Gray
• Family: Not explicitly mentioned, but the genus Ambrosia belongs to the Asteraceae family (based on general botanical knowledge and the provided context of ragweeds).
• Synonyms: Franseria pumila Nutt. (mentioned as a synonym in French translation)

Common Names

• Dwarf burr ragweed
• San Diego ambrosia
• Dwarf bur ragweed
• San Diego ragweed

Distribution and Habitat

Ambrosia pumila is native to far southern California and possibly extends into Mexico (Baja California, Sonora) and other parts of the southwestern United States (Arizona, Nevada, Utah).

Morphological Characteristics

• Ambrosia pumila is described as a forb/herb, a non-woody plant that is not a grass, and can be either annual or perennial.

Ecological Role

• Ragweeds, including Ambrosia pumila, are noted for their allergenic pollen and potential weediness.

Interactions with Other Organisms

• The text mentions ragweed's association with seasonal allergies, indicating its interaction with humans.

Further Information

• Dave's Garden is mentioned as a resource for gardening tips and plant information.
• Garden Guides is referenced as a resource for information on Dwarf Burr Ragweed.
• Discover Life has a page dedicated to the biology, natural history, ecology, identification, and distribution of Ambrosia pumila.