Ambrosia tomentosa
Species of flowering plant
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Through North America, Perennial and Great Plains
Skeletonleaf bur ragweed is native to the west-central part of the United States, primarily the western Great Plains, the Colorado Plateau, and eastern Great Basin. It is often found growing alongside roads and in the sandy parts of plains.
It is considered a noxious weed in several states. It is also considered a severe allergen.
Description
Ambrosia tomentosa grows up to 3 feet (91 cm) tall. The deeply lobed hairy leaves grow to 5 inches (12.7 cm) and have toothed margins. Flowers are small and yellow and produce spined 2-seeded burrs. In addition to seeds it can also reproduce via its widely spreading roots.
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