Are both Promenaea and Machaeranthera from North America?
Machaeranthera Machaeranthera is a genus of North American flowering plants in the daisy family which are known by the common name tansyaster.
Pectis linifolia Pectis linifolia (romero macho) is a summer blooming annual plant and genus of "Pectis". It is widespread throughout Mexico, Central America, South America and the West Indies. In the mainland United States, it has been reported only from Arizona and Florida.