Thermopsis rhombifolia could be found in the Great Plains, where do Great Plains could be found in the United States?
Great Plains The Great Plains (sometimes simply "the Plains") is the broad expanse of flat land (a plain), much of it covered in prairie, steppe and grassland, that lies west of the Mississippi River tallgrass prairie states and east of the Rocky Mountains in the United States and Canada. It embraces
Erigeron modestus Erigeron modestus is a North American species of flowering plant in the daisy family known by the common name plains fleabane. It native to northern Mexico (Coahuila, Chihuahua, Nuevo León) and the southwestern and south-central parts of the United States (Arizona, New Mexico, Texas, Oklahoma, Kansas).