Are both Promenaea and Machaeranthera from North America?
Promenaea Promenaea is a genus of flowering plants from the orchid family, Orchidaceae. It contains 18 currently accepted species (including one that is apparently extinct), all endemic to Brazil.
Platanthera praeclara Platanthera praeclara, known as the western prairie fringed orchid and the Great Plains white fringed orchid, is a rare and threatened species of orchid native to North America.