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Ambrosia cordifolia
Also called Tucson burr ragweed, Heartleaf Bursage
Ambrosia cordifolia, called the Tucson bur ragweed, is a North American species of plant in the family Asteraceae. It is native to northern Mexico (Sonora, Sinaloa, San Luis Potosí, Guanajuato, Baja California Sur) and the State of Arizona in the United States.
Ambrosia cordifolia is a shrub up to 50 cm (20 inches) tall. Leaves are triangular or heart-shaped. Flower heads are small and inconspicuous, as the plant is wind-pollinated. The heads develop into spiny burs as the seeds ripen.
Flatspine bur ragweed · Ambrosia leaf bur ragweed · Ambrosia arborescens · Annual ragweed · Lanceleaf ragweed · Silver bur ragweed · Rio Grande ragweed · San Diego bur ragweed · Weakleaf bur ragweed · Triangle bur ragweed · Burrobush · Woolly fruit bur ragweed
Text excerpted from the Wikipedia article Ambrosia cordifolia by its contributors, under CC BY-SA 4.0; the excerpts are shared under the same licence.
Life form, climate and native range: World Checklist of Vascular Plants, Royal Botanic Gardens, Kew (CC BY 3.0), reformatted; see Plants of the World Online.
