Polymnia

Polymnia is a genus of American plants in the sunflower family. It is the only genus in the tribe Polymnieae. Several species are known by the common name leafcup.

Numerous species now in other genera: Axiniphyllum Berlandiera Didelta Guizotia Melampodium Montanoa Rumfordia Smallanthus Sphagneticola Unxia
 * Species
 * Polymnia aspera (Mart.) Mart. ex DC. - Mexico
 * Polymnia canadensis L. - Ontario, much of eastern + central United States
 * Polymnia cocuyensis Cuatrec. - Boyacá in Colombia
 * Polymnia cossatotensis Pittman & V.M.Bates - Arkansas
 * Polymnia johnbeckii D.Estes - Tennessee
 * Polymnia laevigata Beadle - MO KY TN AL GA FL
 * Polymnia quichensis J.M.Coult. - Costa Rica, Guatemala
 * Polymnia sonchifolia Poepp. - Bolivia
 * Formerly included