Are Fremontodendron and Mitella both native to the southwestern United States and northwest Mexico?
Fremontodendron Fremontodendron, with the common names fremontia, flannelbush, and flannel bush, is a genus of three known species of shrubs native to the Southwestern United States and northwest Mexico.
Grusonia pulchella Grusonia pulchella (Engelm.) H.Rob. (sagebrush cholla) is a tuberous species of opuntioid cactus from the Mojave Desert of central Nevada, eastern California, northwestern Arizona and western Utah in the United States. "Grusonia pulchella" has at various times been included in "Opuntia" or placed in a separate genus "Micropuntia".