It is found only in the coastal regions of southern Texas in the United States .
Flaveria brownii , Brown 's yellowtops , is a North American plant species of yellowtops within the sunflower family .
Flaveria brownii is found only in the coastal regions of southern Texas in the United States .
Flaveria brownii , Brown 's yellowtops , is a North American plant species of yellowtops within the sunflower family .