Thermopsis rhombifolia could be found in the Great Plains, where do Great Plains could be found in the United States?
Thermopsis rhombifolia: Thermopsis rhombifolia, also known as prairie thermopsis, is a flowering plant in the legume family. Thermopsis rhombifolia:  It is native to Canada and the United States, where it is found in the Great Plains, with extensions into the lower canyons of the Rocky Mountains.
i don't know