Are both Cylindropuntia and Aspen common names for certain tree species?
Cylindropuntia: Cylindropuntia is a genus of cacti (family Cactaceae), containing the cholla, native to northern Mexico and the Southwestern United States. Aspen: Aspen is a common name for certain tree species; some, but not all, are classified by botanists in the section "Populus", of the "Populus" genus.
no