Flaveria linearis, narrowleaf yellowtops, is a North American plant species of yellowtops within the sunflower family. It is native to Florida, Cuba, Bahamas, and the Yucatán Peninsula of Mexico. Flaveria linearis is a perennial herb up to 80 cm tall. Leaves are long and narrow, up to 13 cm (5 in) long. One plant can produce sometimes as many as 150 small flower heads in a branching array. Each head contains 2-8 yellow disc flowers and sometimes a single yellow ray flower.