Trixis inula
 Trixis inula the Tropical Threefold is a plant species native to Texas Mexico Central America northern South America and the West Indies. It is found on open sandy sites such as roadsides thorn scrub thickets etc.Trixis inula is a much-branched herb up to 300 cm (10 feet) tall. It has lanceolate to elliptic leaves up to 17 cm (7 inches) long. Yellow flower heads are borne in paniculate arrays.