Zinnia is a genus of plants of the tribe Heliantheae within the family Asteraceae. They are native to scrub and dry grassland in an area stretching from the Southwestern United States to South America, with a centre of diversity in Mexico. Members of the genus are notable for their solitary long-stemmed 12 petal flowers that come in a variety of bright colors. The genus name honors German master botanist Johann Gottfried Zinn (1727–59).
Melampodium is a genus of flowering plants in the sunflower family.
Hechtia is a genus of plants in the family Bromeliaceae, and is the sole genus of the subfamily Hechtioideae, containing 75 species. Its species are native to Mexico, Central America, and Texas.
Trixis is a genus of shrubs in the family Asteraceae, native to North and South America including the West Indies.
Jarilla is a genus in the family Caricaceae of Brassicales.
Carminatia is a genus of annual plants in the family Asteraceae. They are native primarily to Mexico, but also the southwestern United States and Central America.
Dyscritogyne is a genus of Mexican flowering plants in the family Asteraceae.
Hofmeisteria is a genus of Mexican flowering plants in the family Asteraceae.
Kyrsteniopsis is a genus of Mexican flowering plants in the family Asteraceae.
Piqueria is a genus of Caribbean and Mesoamerican plants in the tribe Eupatorieae within the family Asteraceae.
Steviopsis is a genus of Mexican plants in the tribe Eupatorieae within the family Asteraceae.
Tridax is a genus of flowering plants in the family Asteraceae.
Hymenostephium is a genus of flowering plants in the family Asteraceae. It includes herbs and slender shrubs that occur from Mexico through Central America and into South America.
Lasianthaea is a genus of flowering plants in the family Asteraceae. The species are native primarily to Mexico, with one species extending just over the border into the United States and another south to northwestern South America.
Otopappus is a genus of flowering plants in the tribe Heliantheae within the family Asteraceae, primarily Mesoamerican but with one species from Jamaica.
Perymenium is a genus of South American and Mesoamerican plants in the tribe Heliantheae within the family Asteraceae.
Echeandia is a genus of New World plants in the century plant subfamily within the asparagus family.
Dictyanthus is a genus of plant in family Apocynaceae, first described as a genus in 1844. It is native to Mexico and Central America
