bur ragweed
Ambrosia grayi (A.Nelson) Shinners

Ambrosia grayi, known as bur ragweed, is a species in the Asteraceae family native to the Great Plains region of the United States. It is found in the states of Colorado, Kansas, Nebraska, New Mexico, Oklahoma, and Texas.
Description
Ambrosia grayi, the woollyleaf bur ragweed, is a plant species in the daisy family, Asteraceae. It is native to the west-central part of the Great Plains in the United States. The species occurs in the states of Colorado, Kansas, Nebraska, New Mexico, Oklahoma, and Texas. It was first described in 1949 and is part of the Ambrosia genus, which includes several species of ragweeds.
Other common names
bur ragweedwoolly-leaf bur-sagewoollyleaf bur ragweedwoollyleaf burr ragweed
Distribution
Colorado · Kansas · Nebraska · New Mexico · Oklahoma · Texas
Synonyms
Gaertneria tomentosaFranseria tomentosaFranseria grayiGaertneria grayi
